-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, TyH7lUp+IhOHh6Q9NmQ3uHglXg8K5r8wff4hstqfdYC1w+p9o7W3amgYGA8LzL6i zgQnUG/Jyf/wKKihECNmDg== 0000891836-08-000075.txt : 20080415 0000891836-08-000075.hdr.sgml : 20080415 20080415162906 ACCESSION NUMBER: 0000891836-08-000075 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20080415 DATE AS OF CHANGE: 20080415 GROUP MEMBERS: ELI J. WEINBERG GROUP MEMBERS: IAN R. MCGUIRE GROUP MEMBERS: JOHN SCULLY GROUP MEMBERS: PHOEBE SNOW FOUNDATION, INC. GROUP MEMBERS: SAN FRANCISCO PARTNERS II, L.P. GROUP MEMBERS: SF ADVISORY PARTNERS, L.P. GROUP MEMBERS: SPO ADVISORY CORP. GROUP MEMBERS: SPO ADVISORY PARTNERS, L.P. GROUP MEMBERS: SPO PARTNERS II, L.P. GROUP MEMBERS: THE ELIZABETH R. & WILLIAM J. PATTERSON FOUNDATION GROUP MEMBERS: WILLIAM E. OBERNDORF GROUP MEMBERS: WILLIAM J. PATTERSON SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: LAMAR ADVERTISING CO/NEW CENTRAL INDEX KEY: 0001090425 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-ADVERTISING AGENCIES [7311] IRS NUMBER: 721449411 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-58057 FILM NUMBER: 08757478 BUSINESS ADDRESS: STREET 1: C/O LAMAR ADVERTISING COMPANY STREET 2: 5551 CORPORATE BOULEVARD CITY: BATON ROUGE STATE: LA ZIP: 70808 BUSINESS PHONE: 2259261000 MAIL ADDRESS: STREET 1: C/O LAMAR ADVERTISING COMPANY STREET 2: 5551 CORPORATE BOULEVARD CITY: BATON ROUGE STATE: LA ZIP: 70808 FORMER COMPANY: FORMER CONFORMED NAME: LAMAR NEW HOLDING CO DATE OF NAME CHANGE: 19990716 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: SPO ADVISORY CORP CENTRAL INDEX KEY: 0000919468 IRS NUMBER: 680247274 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 591 REDWOOD HIGHWAY STREET 2: SUITE 3215 CITY: MILL VALLEY STATE: CA ZIP: 94941 BUSINESS PHONE: 4153836600 FORMER COMPANY: FORMER CONFORMED NAME: SF ADVISORY CORP DATE OF NAME CHANGE: 19990329 SC 13D/A 1 sc0032.txt AMENDMENT NO. 6 TO SCHEDULE 13D SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 6)* LAMAR ADVERTISING COMPANY (Name of Issuer) CLASS A COMMON STOCK, PAR VALUE $0.001 PER SHARE (Title of Class of Securities) 512815101 (CUSIP Number) SPO Advisory Corp. 591 Redwood Highway, Suite 3215 Mill Valley, California 94941 (415) 383-6600 with a copy to: Alison S. Ressler Sullivan & Cromwell LLP 1888 Century Park East Los Angeles, California 90067-1725 (310) 712-6600 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) April 11, 2008 (Date of Event which Requires Filing of This Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this Schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box [_]. Note. Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent. *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). Page 1 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON SPO Partners II, L.P. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS WC - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 12,743,384 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 12,743,384 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 12,743,384 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 16.3% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- (1) Power is exercised through its sole general partner, SPO Advisory Partners, L.P. CUSIP No. 512815101 Page 2 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON SPO Advisory Partners, L.P. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 12,743,384 (1)(2) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 12,743,384 (1)(2) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 12,743,384 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 16.3% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- (1) Solely in its capacity as the sole general partner of SPO Partners II, L.P. (2) Power is exercised through its sole general partner, SPO Advisory Corp. CUSIP No. 512815101 Page 3 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON San Francisco Partners II, L.P. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS WC - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION California - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 548,030 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 548,030 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 548,030 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.7% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- (1) Power is exercised through its sole general partner, SF Advisory Partners, L.P. CUSIP No. 512815101 Page 4 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON SF Advisory Partners, L.P. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 548,030 (1)(2) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 548,030 (1)(2) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 548,030 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.7% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- (1) Solely in its capacity as the sole general partner of San Francisco Partners II, L.P. (2) Power is exercised through its sole general partner, SPO Advisory Corp. CUSIP No. 512815101 Page 5 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON SPO Advisory Corp. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 13,291,414 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 13,291,414 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,291,414 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 17.0% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON CO - -------------------------------------------------------------------------------- (1) Solely in its capacity as the sole general partner of SPO Advisory Partners, L.P. with respect to 12,743,384 of such shares; and solely in its capacity as the sole general partner of SF Advisory Partners, L.P. with respect to 548,030 of such shares. (2) Power is exercised through its three controlling persons, John H. Scully, William E. Oberndorf and William J. Patterson. CUSIP No. 512815101 Page 6 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON John Scully - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION USA - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 236,300 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED 13,291,414 (2) BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 236,300 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER 13,291,414 (2) - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,527,714 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 17.3% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON IN - -------------------------------------------------------------------------------- (1) Of these shares, 5,200 shares are held in the John H. Scully Individual Retirement Accounts, which are self-directed, and 231,100 shares may be deemed to be beneficially owned by Mr. Scully solely in his capacity as controlling person, sole director and executive officer of Phoebe Snow Foundation, Inc. (2) These shares may be deemed to be beneficially owned by Mr. Scully solely in his capacity as one of three controlling persons of SPO Advisory Corp. CUSIP No. 512815101 Page 7 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON William E. Oberndorf - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION USA - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER -0- ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED 13,291,414 (1) BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER -0- ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER 13,291,414 (1) - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,291,414 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 17.0% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON IN - -------------------------------------------------------------------------------- (1) These shares may be deemed to be beneficially owned by Mr. Oberndorf solely in his capacity as one of three controlling persons of SPO Advisory Corp. CUSIP No. 512815101 Page 8 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON William J. Patterson - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS Not Applicable - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(e) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION USA - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 1,300 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED 13,340,114 (2) BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 1,300 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER 13,340,114 (2) - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 13,341,414 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 17.0% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON IN - -------------------------------------------------------------------------------- (1) These shares are held in the William J. Patterson Individual Retirement Account, which is self directed. (2) Of these shares, 13,291,414 shares may be deemed to be beneficially owned by Mr. Patterson solely in his capacity as one of three controlling persons of SPO Advisory Corp. and 48,700 shares may be deemed to be beneficially owned by Mr. Patterson solely in his capacity as a controlling person, director and executive officer of The Elizabeth R. & William J. Patterson Foundation. CUSIP No. 512815101 Page 9 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON Phoebe Snow Foundation, Inc. - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS WC - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION California - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 231,100 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 231,100 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 231,100 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.3% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON CO - -------------------------------------------------------------------------------- (1) Power is exercised through its controlling person, sole director and executive officer, John H. Scully. CUSIP No. 512815101 Page 10 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON The Elizabeth R. & William J. Patterson Foundation - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS WC - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION California - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 48,700 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 48,700 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 48,700 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) **0.1% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON CO - -------------------------------------------------------------------------------- (1) Power is exercised through its controlling persons, directors and executive officers, William J. Patterson and Elizabeth R. Patterson. ** Denotes less than. CUSIP No. 512815101 Page 11 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON Eli J. Weinberg - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS PF - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(f) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION USA - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 126 ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 126 ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 126 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) **0.1% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON IN - -------------------------------------------------------------------------------- ** Denotes less than. CUSIP No. 512815101 Page 12 of 24 pages - -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSON Ian R. McGuire - -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP: (a) [_] (b) [X] - -------------------------------------------------------------------------------- 3. SEC Use Only - -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS PF - -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [_] - -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION USA - -------------------------------------------------------------------------------- 7. SOLE VOTING POWER 1,156 (1) ------------------------------------------------------ NUMBER OF SHARES 8. SHARED VOTING POWER BENEFICIALLY OWNED -0- BY EACH REPORTING ------------------------------------------------------ PERSON WITH 9. SOLE DISPOSITIVE POWER 1,156 (1) ------------------------------------------------------ 10. SHARED DISPOSITIVE POWER -0- - -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,156 - -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) **0.1% - -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON IN - -------------------------------------------------------------------------------- ** Denotes less than. (1) Of these shares, 256 shares are held in the Ian R. McGuire Individual Retirement Account, which is self-directed. Page 13 of 24 pages This Amendment No. 6 amends the Schedule 13D (the "Original 13D") filed with the Securities and Exchange Commission ("SEC") on August 22, 2005 and as amended on May 10, 2006, July 19, 2006, July 31, 2007, October 2, 2007 and March 21, 2008. Unless otherwise stated herein, the Original 13D, as previously amended, remains in full force and effect. Terms used therein and not defined herein shall have the meanings ascribed thereto in the Original 13D. ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. Item 3 is hereby amended and restated in its entirety as follows: The source and amount of the funds used or to be used by the Reporting Persons to purchase Shares are as follows:
NAME SOURCE OF FUNDS AMOUNT OF FUNDS - --------------------- --------------------------- --------------- SPO Contributions from Partners $558,278,544 SPO Advisory Partners Not Applicable Not Applicable SFP Contributions from Partners $23,717,285 SF Advisory Partners Not Applicable Not Applicable SPO Advisory Corp. Not Applicable Not Applicable JHS Not Applicable and Personal Funds $261,149 WEO Not Applicable Not Applicable WJP Not Applicable and Personal Funds $51,303 PS Foundation Contributions from Shareholders $13,108,343 Patterson Foundation Contributions from Shareholders $1,909,991 EJW Personal Funds $5,672 IRM Personal Funds $55,943
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER. (a) Percentage interest calculations for each Reporting Person are based upon the Issuer having 78,367,063 total outstanding shares of Class A common stock as reported on the Issuer's 10-K filed with the Securities and Exchange Commission on February 28, 2008. SPO The aggregate number of Shares that SPO owns beneficially, pursuant to Rule 13d-3 of the Act, is 12,743,384 Shares, which constitutes approximately 16.3% of the outstanding Shares. SPO Advisory Partners Because of its position as the sole general partner of SPO, SPO Advisory Partners may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 12,743,384 Shares, which constitutes approximately 16.3% of the outstanding Shares. SFP The aggregate number of Shares that SFP owns beneficially, pursuant to Rule 13d-3 of the Act, is 548,030 Shares, which constitutes approximately 0.7% of the outstanding Shares. Page 14 of 24 pages SF Advisory Partners Because of its position as the sole general partner of SFP, SF Advisory Partners may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 548,030 Shares, which constitutes approximately 0.7% of the outstanding Shares. SPO Advisory Corp. Because of its positions as the sole general partner of each of SPO Advisory Partners and SF Advisory Partners, SPO Advisory Corp. may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 13,291,414 Shares in the aggregate, which constitutes approximately 17.0% of the outstanding Shares. JHS Individually, and because of his positions as a control person of SPO Advisory Corp. and controlling person, sole director and executive officer of PS Foundation, JHS may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 13,527,714 Shares, which constitutes approximately 17.3% of the outstanding Shares. WEO Because of his position as a control person of SPO Advisory Corp., WEO may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 13,291,414 Shares, which constitutes approximately 17.0% of the outstanding Shares. WJP Individually and because of his position as a control person of SPO Advisory Corp. and as a control person, director and executive officer of Patterson Foundation, WJP may, pursuant to Rule 13d-3 of the Act, be deemed to be the beneficial owner of 13,341,414 Shares, which constitutes approximately 17.0% of the outstanding Shares. PS FOUNDATION The aggregate number of Shares that PS Foundation owns beneficially, pursuant to Rule 13d-3 of the Act, is 231,100 Shares, which constitutes approximately 0.3% of the outstanding Shares. Page 15 of 24 pages PATTERSON FOUNDATION The aggregate number of Shares that Patterson Foundation owns beneficially, pursuant to Rule 13d-3 of the Act, is 48,700 Shares, which constitutes less than 0.1% of the outstanding Shares. EJW The aggregate number of Shares that EJW owns beneficially, pursuant to Rule 13d-3 of the Act, is 126 Shares, which constitutes less than 0.1% of the outstanding Shares. IRM The aggregate number of Shares that IRM owns beneficially, pursuant to Rule 13d-3 of the Act, is 1,156 Shares, which constitutes less than 0.1% of the outstanding Shares. To the best of the knowledge of each of the Reporting Persons, other than as set forth above, none of the persons named in Item 2 hereof is the beneficial owner of any Shares. (b) SPO Acting through its sole general partner, SPO has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 12,743,384 Shares. SPO Advisory Partners Acting through its sole general partner and in its capacity as the sole general partner of SPO, SPO Advisory Partners has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 12,743,384 Shares. SFP Acting through its sole general partner, SFP has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 548,030 Shares. SF Advisory Partners Acting through its sole general partner and in its capacity as the sole general partner of SFP, SF Advisory Partners has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 548,030 Shares. SPO Advisory Corp. Acting through its controlling persons and in its capacities as the sole general partner of each of SPO Advisory Partners and SF Advisory Partners, SPO Advisory Corp. has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 13,291,414 Shares in the aggregate. Page 16 of 24 pages JHS As one of three controlling persons of SPO Advisory Corp., which is the sole general partner of each of SPO Advisory Partners and SF Advisory Partners, JHS may be deemed to have shared power with WEO and WJP to vote or to direct the vote and to dispose or to direct the disposition of 13,291,414 Shares held by SPO and SFP in the aggregate. In addition, JHS has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 5,200 Shares held in the John H. Scully Individual Retirement Accounts, which are self-directed individual retirement accounts, and 231,100 Shares held by the PS Foundation, for which JHS is the controlling person, sole director and executive officer. WEO As one of three controlling persons of SPO Advisory Corp., which is the sole general partner of each of SPO Advisory Partners and SF Advisory Partners, WEO may be deemed to have shared power with JHS and WJP to vote or to direct the vote and to dispose or to direct the disposition of 13,291,414 Shares held by SPO and SFP in the aggregate. WJP As one of the controlling persons of SPO Advisory Corp., which is the sole general partner of each of SPO Advisory Partners and SF Advisory Partners, WJP may be deemed to have shared power with JHS and WEO to vote or to direct the vote and to dispose or to direct the disposition of 13,291,414 Shares held by SPO and SFP in the aggregate. WJP may be deemed to have shared power to vote or to direct the vote and to dispose or to direct the disposition of 48,700 Shares held by the Patterson Foundation. In addition, WJP has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 1,300 Shares held in the William J. Patterson Individual Retirement Account, which is a self-directed individual retirement account. PS FOUNDATION Acting through its controlling person, PS Foundation has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 231,100 Shares. PATTERSON FOUNDATION Acting through its two controlling persons, directors and executive officers, Patterson Foundation has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 48,700 Shares. EJW EJW has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 126 Shares. IRM IRM has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 256 Shares held in the Ian R. McGuire Individual Retirement Account, which is a self-directed individual retirement account. In addition, IRM has the sole power to vote or to direct the vote and to dispose or to direct the disposition of 900 Shares. (c) Since the most recent filing on Schedule 13D, Reporting Persons purchased Shares in open market transactions on the Nasdaq Global Select Market as set forth on Schedule I attached hereto. Page 17 of 24 pages Except as set forth in this paragraph (c), to the best of the knowledge of each of the Reporting Persons, none of the persons named in response to paragraph (a) has effected any transactions in Shares since the most recent filing on Schedule 13D. (d) Each of the Reporting Persons affirms that no person other than such Reporting Person has the right to receive or the power to direct the receipt of distributions with respect to, or the proceeds from the sale of, Shares owned by such Reporting Person. (e) Not applicable. ITEM 7. MATERIAL TO BE FILED AS EXHIBITS. Item 7 is hereby amended and restated in its entirety as follows: Exhibit A: Agreement pursuant to Rule 13d-1 (k) Exhibit B: Powers of Attorney (previously filed) Page 18 of 24 pages SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated April 15, 2008 By: /s/ Kim M. Silva -------------------------------- Kim M. Silva Attorney-in-Fact for: SPO PARTNERS II, L.P.(1) SPO ADVISORY PARTNERS, L.P.(1) SAN FRANCISCO PARTNERS II, L.P.(1) SF ADVISORY PARTNERS, L.P.(1) SPO ADVISORY CORP.(1) JOHN H. SCULLY(1) WILLIAM E. OBERNDORF(1) WILLIAM J. PATTERSON(1) PHOEBE SNOW FOUNDATION, INC.(1) THE ELIZABETH R. & WILLIAM J. PATTERSON FOUNDATION(1) ELI J. WEINBERG(1) IAN R. McGUIRE(1) (1) A Power of Attorney authorizing Kim M. Silva to act on behalf of this person or entity has been previously filed with the Securities and Exchange Commission.
Page 19 of 24 pages SCHEDULE I TO SCHEDULE 13D FOR SPO PARTNERS II, L.P. Reporting Person Date of Type Number of Price Per Where/How Transaction Shares Share ($) Transaction Effected - -------------------------------------------------------------------------------------------------------------------------------- SPO Partners II, L.P. 03/28/2008 Buy 11,971 34.9500 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 363 34.9600 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 91 34.9700 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 91 34.9800 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 1,000 34.9860 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 13,984 34.9950 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 570 35.0200 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 2,827 35.0300 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 273 35.0400 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 363 35.0500 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 182 35.0600 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 6,171 35.0650 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 5,369 35.0800 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 7,452 35.0850 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 545 35.1000 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 727 35.1100 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 1,090 35.1204 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 5,725 35.1300 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 454 35.1400 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 273 35.1500 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 727 35.1600 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 182 35.1700 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 7,997 35.1800 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 182 35.1900 Open Market/Broker SPO Partners II, L.P. 03/28/2008 Buy 91 35.2000 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 1,167 34.9500 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 35 34.9600 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 9 34.9700 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 9 34.9800 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 97 34.9860 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 1,364 34.9950 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 55 35.0200 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 276 35.0300 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 27 35.0400 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 35 35.0500 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 18 35.0600 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 602 35.0650 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 524 35.0800 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 727 35.0850 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 53 35.1000 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 71 35.1100 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 106 35.1204 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 558 35.1300 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 44 35.1400 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 27 35.1500 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 71 35.1600 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 18 35.1700 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 780 35.1800 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 18 35.1900 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 03/28/2008 Buy 9 35.2000 Open Market/Broker John H Scully SEP 03/28/2008 Buy 18 34.9500 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 34.9600 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 34.9860 Open Market/Broker John H Scully SEP 03/28/2008 Buy 20 34.9950 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.0200 Open Market/Broker
Page 20 of 24 pages SCHEDULE I TO SCHEDULE 13D FOR SPO PARTNERS II, L.P. Reporting Person Date of Type Number of Price Per Where/How Transaction Shares Share ($) Transaction Effected - -------------------------------------------------------------------------------------------------------------------------------- John H Scully SEP 03/28/2008 Buy 4 35.0300 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.0500 Open Market/Broker John H Scully SEP 03/28/2008 Buy 9 35.0650 Open Market/Broker John H Scully SEP 03/28/2008 Buy 8 35.0800 Open Market/Broker John H Scully SEP 03/28/2008 Buy 11 35.0850 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.1000 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.1100 Open Market/Broker John H Scully SEP 03/28/2008 Buy 2 35.1204 Open Market/Broker John H Scully SEP 03/28/2008 Buy 8 35.1300 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.1400 Open Market/Broker John H Scully SEP 03/28/2008 Buy 1 35.1600 Open Market/Broker John H Scully SEP 03/28/2008 Buy 12 35.1800 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 17 34.9500 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 34.9600 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 2 34.9860 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 21 34.9950 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.0200 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 4 35.0300 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.0500 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 9 35.0650 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 8 35.0800 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 10 35.0850 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.1000 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.1100 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 2 35.1204 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 9 35.1300 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.1400 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 1 35.1600 Open Market/Broker William J. Patterson's IRA 03/28/2008 Buy 11 35.1800 Open Market/Broker SPO Partners II, L.P. 03/31/2008 Buy 60,115 35.1000 Open Market/Broker San Francisco Partners II, L.P. 03/31/2008 Buy 3,000 35.1000 Open Market/Broker John H Scully SEP 03/31/2008 Buy 800 35.1000 Open Market/Broker John H Scully IRRA 03/31/2008 Buy 100 35.1000 Open Market/Broker William J. Patterson's IRA 03/31/2008 Buy 500 35.1000 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 5,082 34.5400 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 3,551 34.5500 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 5,391 34.5700 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 5,182 34.5800 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 2,768 34.5900 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 18,904 34.6000 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 5,278 34.6200 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 12,571 34.6300 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 42,974 34.6400 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 29,491 34.6500 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 13,722 34.6600 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 11,419 34.6700 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 2,077 34.6800 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 4,798 34.6900 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 76,596 34.7000 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 96 34.7500 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 1,535 34.8000 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 1,440 34.8100 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 1,343 34.8300 Open Market/Broker
Page 21 of 24 pages SCHEDULE I TO SCHEDULE 13D FOR SPO PARTNERS II, L.P. Reporting Person Date of Type Number of Price Per Where/How Transaction Shares Share ($) Transaction Effected - -------------------------------------------------------------------------------------------------------------------------------- SPO Partners II, L.P. 04/09/2008 Buy 933 34.8400 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 1,198 34.8500 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 7,161 34.8600 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 6,159 34.8700 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 25,237 34.8800 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 20,819 34.8900 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 41,266 34.9000 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 57,000 34.9100 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 4,990 34.9200 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 1,152 34.9300 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 7,690 34.9400 Open Market/Broker SPO Partners II, L.P. 04/09/2008 Buy 61,977 34.9500 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 214 34.5400 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 149 34.5500 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 227 34.5700 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 218 34.5800 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 117 34.5900 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 796 34.6000 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 222 34.6200 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 529 34.6300 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 1,809 34.6400 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 1,242 34.6500 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 578 34.6600 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 481 34.6700 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 87 34.6800 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 202 34.6900 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 3,225 34.7000 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 4 34.7500 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 65 34.8000 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 61 34.8100 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 57 34.8300 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 39 34.8400 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 50 34.8500 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 301 34.8600 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 259 34.8700 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 1,063 34.8800 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 877 34.8900 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 1,737 34.9000 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 2,400 34.9100 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 210 34.9200 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 48 34.9300 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 324 34.9400 Open Market/Broker San Francisco Partners II, L.P. 04/09/2008 Buy 2,609 34.9500 Open Market/Broker SPO Partners II, L.P. 04/10/2008 Buy 34,500 34.9500 Open Market/Broker San Francisco Partners II, L.P. 04/10/2008 Buy 1,500 34.9500 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 7,978 34.7500 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 10,877 34.7600 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 16,216 34.7700 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 16,067 34.7800 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 20,569 34.7900 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 8,399 34.8000 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 4,798 34.8100 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 768 34.8300 Open Market/Broker
Page 22 of 24 pages SCHEDULE I TO SCHEDULE 13D FOR SPO PARTNERS II, L.P. Reporting Person Date of Type Number of Price Per Where/How Transaction Shares Share ($) Transaction Effected - -------------------------------------------------------------------------------------------------------------------------------- SPO Partners II, L.P. 04/11/2008 Buy 4,239 34.8400 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 2,399 34.8500 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 1,840 34.8600 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 3,176 34.8700 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 8,714 34.8800 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 1,151 34.8900 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 32,993 34.9000 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 32,552 34.9100 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 19,766 34.9200 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 30,024 34.9300 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 22,368 34.9400 Open Market/Broker SPO Partners II, L.P. 04/11/2008 Buy 63,106 34.9500 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 337 34.7500 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 459 34.7600 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 684 34.7700 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 678 34.7800 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 868 34.7900 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 355 34.8000 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 202 34.8100 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 32 34.8300 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 179 34.8400 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 101 34.8500 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 78 34.8600 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 134 34.8700 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 368 34.8800 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 49 34.8900 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 1,393 34.9000 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 1,374 34.9100 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 834 34.9200 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 1,267 34.9300 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 944 34.9400 Open Market/Broker San Francisco Partners II, L.P. 04/11/2008 Buy 2,664 34.9500 Open Market/Broker
Page 23 of 24 pages SCHEDULE I TO SCHEDULE 13D FOR SPO PARTNERS II, L.P. Reporting Person Date of Type Number of Price Per Where/How Transaction Shares Share ($) Transaction Effected - -------------------------------------------------------------------------------------------------------------------------------- SPO Partners II, L.P. 04/14/2008 Buy 29,090 34.1000 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 574 34.1400 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 11,021 34.1500 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 9,569 34.1600 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 96 34.1700 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 1,053 34.1800 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 2,108 34.1900 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 21,221 34.2000 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 12,389 34.3000 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 5,550 34.3100 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 11,340 34.3200 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 2,679 34.3300 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 12,536 34.3400 Open Market/Broker SPO Partners II, L.P. 04/14/2008 Buy 18,474 34.3500 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 1,225 34.1000 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 24 34.1400 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 464 34.1500 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 403 34.1600 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 4 34.1700 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 44 34.1800 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 89 34.1900 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 894 34.2000 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 522 34.3000 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 234 34.3100 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 478 34.3200 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 113 34.3300 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 528 34.3400 Open Market/Broker San Francisco Partners II, L.P. 04/14/2008 Buy 778 34.3500 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 64 34.1000 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 1 34.1400 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 24 34.1500 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 21 34.1600 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 2 34.1800 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 5 34.1900 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 46 34.2000 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 27 34.3000 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 12 34.3100 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 25 34.3200 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 6 34.3300 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 27 34.3400 Open Market/Broker The Elizabeth R. and William J. Patterson Foundation 04/14/2008 Buy 40 34.3500 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 21 34.1000 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 1 34.1400 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 8 34.1500 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 7 34.1600 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 1 34.1800 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 1 34.1900 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 15 34.2000 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 9 34.3000 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 4 34.3100 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 8 34.3200 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 2 34.3300 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 9 34.3400 Open Market/Broker William J. Patterson's IRA 04/14/2008 Buy 14 34.3500 Open Market/Broker
Page 24 of 24 pages EXHIBIT INDEX EXHIBIT DOCUMENT DESCRIPTION - ------- -------------------- A Agreement Pursuant to Rule 13d-1 (k) B Powers of Attorney (previously filed) EX-99.A 2 ex-a.txt AGREEMENT EXHIBIT A Pursuant to Rule 13d-1(k) of Regulation 13D-G of the General Rules and Regulations of the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, the undersigned agrees that the statement to which this Exhibit is attached is filed on behalf of each of them in the capacities set forth below. Dated: April 15, 2008 By: /s/ Kim M. Silva -------------------------- Kim M. Silva Attorney-in-Fact for: SPO PARTNERS II, L.P.(1) SPO ADVISORY PARTNERS, L.P.(1) SAN FRANCISCO PARTNERS II, L.P.(1) SF ADVISORY PARTNERS, L.P.(1) SPO ADVISORY CORP.(1) JOHN H. SCULLY(1) WILLIAM E. OBERNDORF(1) WILLIAM J. PATTERSON(1) PHOEBE SNOW FOUNDATION, INC.(1) THE ELIZABETH R. & WILLIAM J. PATTERSON FOUNDATION(1) ELI J. WEINBERG(1) IAN R. McGUIRE(1) (1) A Power of Attorney authorizing Kim M. Silva to act on behalf of this person or entity has been previously filed with the Securities and Exchange Commission. -----END PRIVACY-ENHANCED MESSAGE-----