-----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, KVuj5gFrzCyY8sA0dOpG7cNmqCLOb8/TKIaBhvY2jsOGSJnWYdfiKzy9kZ8jnMPQ nWMYoUnESzdKPIVqEC9mhg== 0000950135-06-007548.txt : 20061221 0000950135-06-007548.hdr.sgml : 20061221 20061221074327 ACCESSION NUMBER: 0000950135-06-007548 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20061221 DATE AS OF CHANGE: 20061221 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: SOUTHWEST WATER CO CENTRAL INDEX KEY: 0000092472 STANDARD INDUSTRIAL CLASSIFICATION: WATER SUPPLY [4941] IRS NUMBER: 951840947 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-31592 FILM NUMBER: 061291447 BUSINESS ADDRESS: STREET 1: ONE WILSHIRE BUILDING STREET 2: 624 SOUTH GRAND AVENUE, SUITE 2900 CITY: LOS ANGELES STATE: CA ZIP: 90017-3782 BUSINESS PHONE: 213 929 1800 MAIL ADDRESS: STREET 1: ONE WILSHIRE BUILDING STREET 2: 624 SOUTH GRAND AVENUE, SUITE 2900 CITY: LOS ANGELES STATE: CA ZIP: 90017-3782 FORMER COMPANY: FORMER CONFORMED NAME: SUBURBAN WATER SYSTEMS DATE OF NAME CHANGE: 19751202 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: PICTET ASSET MANAGEMENT SA CENTRAL INDEX KEY: 0001361570 IRS NUMBER: 000000000 STATE OF INCORPORATION: V8 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: TOWER 42, LEVEL 37 STREET 2: 25 OLD BROAD STREET CITY: LONDON STATE: X0 ZIP: EC2N 1HQ BUSINESS PHONE: 011 44 207 847 5040 MAIL ADDRESS: STREET 1: TOWER 42, LEVEL 37 STREET 2: 25 OLD BROAD STREET CITY: LONDON STATE: X0 ZIP: EC2N 1HQ SC 13G 1 b63472swsc13g.txt PICTET ASSET MANAGEMENT SA ("PAM SA") SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 SOUTHWEST WATER COMPANY (Name of Issuer) COMMON STOCK (Title of Class of Securities) 845331107 (CUSIP Number) 12/01/2006 (Date of Event Which Requires Filing of this Statement) Check appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [X] Rule 13d-1(c) [ ] Rule 13d-1(d) CUSIP No. 845331107 13G Page 1 of 1 Pages - -------------------------------------------------------------------------------- 1 Names of Reporting Persons/I.R.S. Identification Nos. of Above Persons (Entities Only) Pictet Asset Management SA("PAM SA") The reporting person disclaim beneficial ownership of the shares reported, which are owned of record and beneficially by three non-U.S. investment funds, both managed by PAM SA. - -------------------------------------------------------------------------------- 2 Check the Appropriate Box if a Member of a Group (a) [ ] (b) [ ] - -------------------------------------------------------------------------------- 3 SEC Use Only - -------------------------------------------------------------------------------- 4 Citizenship or Place of Organization Pictet Asset Management SA - Switzerland - -------------------------------------------------------------------------------- 5 Sole Voting Power: Pictet Asset Management SA: 1,305,200 Number of ------------------------------------------------------------ Shares 6 Shared Voting Power: Beneficially Pictet Asset Management SA: None Owned by ------------------------------------------------------------ Each 7 Sole Dispositive Power: Reporting Pictet Asset Management SA: Person With 1,305,200 ------------------------------------------------------------ 8 Shared Dispositive Power: Pictet Asset Management SA: None - -------------------------------------------------------------------------------- 9 Aggregate Amount Beneficially Owned by Each Reporting Person Pictet Asset Management SA: 1,305,200 - -------------------------------------------------------------------------------- 10 Check if the Aggregate Amount in Row (9) Excludes Certain Shares [ ] - -------------------------------------------------------------------------------- 11 Percent of Class Represented by Amount in Row (9) Pictet Asset Management SA: 5.33% - -------------------------------------------------------------------------------- 12 Type of Reporting Person: Pictet Asset Management SA: IA - -------------------------------------------------------------------------------- Item 1. (a) Name of Issuer: SOUTHWEST WATER COMPANY (b) Address of Issuer's Principal Executive Offices: ONE WILSHIRE BUILDING 624 SOUTH GRAND AVENUE SUITE 2900, LOS ANGELES, CA 90017 UNITED STATES Item 2 (a) Names of Person Filing: Pictet Asset Management SA("PAM SA") (b) Address of Principal Business Office or, if none, Residence: Pictet Asset Management SA: 60 ROUTE DES ACACIAS GENEVA 73 SWITZERLAND CH-12 11 (c) Citizenship: Pictet Asset Management SA: United Kingdom (d) Title of Class Securities: COMMON STOCK (e) CUSIP Number: 845331107 Item 3. If this statement is filed pursuant to Rule 13d-1 (b), or 13d-2 (b) or (c), check whether the person is A Not applicable. Item 4. Ownership The reporting persons disclaim beneficial ownership of the shares reported, which are owned of record and beneficially by three non-U.S. investment funds, both are managed by PAM SA. (a) Amount Beneficially Owned: Pictet Asset Management SA: 1,305,200 (b) Percent of Class: Pictet Asset Management SA: 5.33% (c) Number of shares as to which such person has: Pictet Asset Management SA: (i) sole power to vote or to direct the vote: 1,305,200 (ii) shared power to vote or to direct the vote: None (iii) sole power to dispose or to direct the disposition of: 1,305,200 (iv) shared power to dispose or to direct the disposition of: None Item 5. Ownership of Five Percent or Less of a Class Not applicable. Item 6. Ownership of More than Five Percent on Behalf of Another Person Not applicable. Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company See answer to Item 2 (a) Item 8. Identification and Classification of Members of the Group Not applicable. Item 9. Notice of Dissolution of the 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 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. 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. Date: 4TH DECEMBER 2006 /s/ David Cawthrow ---------------------------------------- David Cawthrow Chief Compliance Officer AGREEMENT OF REPORTING PERSONS The undersigned herby agree that the foregoing Schedule 13G is filed on behalf of the undersigned. Pictet Asset Management SA By: /s/ David Cawthrow --------------------------------- David Cawthrow, Chief Compliance Officer -----END PRIVACY-ENHANCED MESSAGE-----