-----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, Cu3jLwDKrvPAy6jQ5fMPc3ddeT5Z17ImZsSuDldMeYHQOUIYlVyoRZN2+krXK8Em pHM9zmCayWZ6BNYVyA+1Yw== 0000935836-06-000091.txt : 20060214 0000935836-06-000091.hdr.sgml : 20060214 20060214133030 ACCESSION NUMBER: 0000935836-06-000091 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060214 DATE AS OF CHANGE: 20060214 GROUP MEMBERS: PALO ALTO INVESTORS GROUP MEMBERS: WILLIAM LELAND EDWARDS SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CALLON PETROLEUM CO CENTRAL INDEX KEY: 0000928022 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 640844345 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-50286 FILM NUMBER: 06611703 BUSINESS ADDRESS: STREET 1: 200 N CANAL ST CITY: NATCHEZ STATE: MS ZIP: 39120 BUSINESS PHONE: 6014421601 MAIL ADDRESS: STREET 1: 200 N CANAL ST CITY: NATCHEZ STATE: MS ZIP: 39120 FORMER COMPANY: FORMER CONFORMED NAME: CALLON PETROLEUM HOLDING CO DATE OF NAME CHANGE: 19940805 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Palo Alto Investors, LLC CENTRAL INDEX KEY: 0001306923 IRS NUMBER: 770558164 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-325-0772 MAIL ADDRESS: STREET 1: 470 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 SC 13G/A 1 callon.htm

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 1)

 

Callon Petroleum Company

(Name of Issuer)

 

Common Shares

(Title of Class of Securities)

 

13123X102

(CUSIP Number)

 

December 31, 2005

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

[X] Rule 13d-1(b)

[ ] Rule 13d-1(c)

[ ] Rule 13d-1(d)

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 the disclosures provided in a prior cover page.

The information required in 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).

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.

 

 

 

1. Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).

William Leland Edwards

2. Check the Appropriate Box if a Member of a Group (See Instructions)

(a) X

(b) ______

3. SEC Use Only

4. Citizenship or Place of Organization U.S.A.

Number of

Shares

Beneficially

Owned by

Each Reporting

Person With:

5. Sole Voting Power 0

6. Shared Voting Power 0

7. Sole Dispositive Power 0

8. Shared Dispositive Power 0

9. Aggregate Amount Beneficially Owned by Each Reporting Person 0

10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions) ______

11. Percent of Class Represented by Amount in Row (9) 0%

12. Type of Reporting Person (See Instructions) IN, HC

 

 

1. Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).

Palo Alto Investors

2. Check the Appropriate Box if a Member of a Group (See Instructions)

(a) X

(b) ______

3. SEC Use Only

4. Citizenship or Place of Organization California

Number of

Shares

Beneficially

Owned by

Each Reporting

Person With:

5. Sole Voting Power 0

6. Shared Voting Power 0

7. Sole Dispositive Power 0

8. Shared Dispositive Power 0

9. Aggregate Amount Beneficially Owned by Each Reporting Person 0

10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions) ______

11. Percent of Class Represented by Amount in Row (9) 0%

12. Type of Reporting Person (See Instructions) CO, HC

 

 

1. Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).

Palo Alto Investors, LLC

2. Check the Appropriate Box if a Member of a Group (See Instructions)

(a) X

(b) ______

3. SEC Use Only

4. Citizenship or Place of Organization California

Number of

Shares

Beneficially

Owned by

Each Reporting

Person With:

5. Sole Voting Power 0

6. Shared Voting Power 0

7. Sole Dispositive Power 0

8. Shared Dispositive Power 0

9. Aggregate Amount Beneficially Owned by Each Reporting Person 0

10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions) ______

11. Percent of Class Represented by Amount in Row (9) 0%

12. Type of Reporting Person (See Instructions) OO, IA

 

Item 1.

(a) Name of Issuer

Callon Petroleum Company

(b) Address of Issuer's Principal Executive Offices

200 North Canal Street, Natchez, Mississippi 39120

Item 2.

(a) The names of the persons filing this statement are:

Palo Alto Investors, LLC ("PAI")


Palo Alto Investors


William Leland Edwards


(collectively, the "Filers").

(b) The principal business office of the Filers is located at:

470 University Avenue, Palo Alto, CA 94301

(c) For citizenship of Filers, see Item 4 of the cover sheet for each Filer.

(d) This statement relates to shares of common stock of the Issuer (the "Stock").

(e) The CUSIP number of the Issuer is: 13123X102

Item 3. If this statement is filed pursuant to rule 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ x ] An investment adviser in accordance with section 240.13d-1(b)(1)(ii)(E) (as to PAI).

(f) [ ] An employee benefit plan or endowment fund in accordance with section 240.13d-1(b)(1)(ii)(F).

(g) [ x ] A parent holding company or control person in accordance with 240.13d-1(b)(1)(ii)(G) (as to Palo Alto Investors and Mr. Edwards).

(h) [ ] A savings association as defined in section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813).

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3).

(j) [ x ] Group, in accordance with section 240.13d-1(b)(1)(ii)(J) (as to PAI, Palo Alto Investors and Mr. Edwards).

Item 4. Ownership.

See Items 5-9 and 11 of the cover page for each Filer.

Item 5. Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following. [ X ]

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

PAI is a registered investment adviser whose clients have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Stock. No client separately holds more than five percent of the outstanding Stock.

Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.

Not applicable.

Item 8. Identification and Classification of Members of the Group.

PAI is the manager of PAI LLC. Mr. Edwards is the controlling shareholder and president of PAI. PAI LLC and Mr. Edwards constitute a group as defined in Rule 13d-5(b)(1), but are not part of a group with any other person. PAI LLC is a registered investment adviser and is the general partner and investment adviser of investment limited partnerships and the investment adviser of other investment funds.

Item 9. Notice of Dissolution of Group

Not applicable.

Item 10. Certification.

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Exhibits

Joint Filing Agreement, previously filed.

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: February 13, 2006

PALO ALTO INVESTORS

By: /s/ William L. Edwards, President

PALO ALTO INVESTORS, LLC

By: Palo Alto Investors, Manager

By: /s/ William L. Edwards, President

 

 

 

 

/s/ William L. Edwards

 

 

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