------------------------------ OMB APPROVAL OMB Number 3235-0145 Expires: December 31, 2005 Estimated average burden hours per response . . . 11 ------------------------------ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) Beard Company -------------------------------------------------------------------------------- (Name of Issuer) Common Stock -------------------------------------------------------------------------------- (Title of Class of Securities) 07384R408 -------------------------------------------------------------------------------- (CUSIP Number) April 28, 2004 -------------------------------------------------------------------------------- (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). PAGE 1 OF 8 PAGES ----------------------------------------- -------------------------------------- CUSIP No. 07384R408 13G Page 2 of 8 Pages ----------------------------------------- -------------------------------------- ---------- ------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only). Manulife Financial Corporation I.R.S. No. ---------- ------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| 3 SEC USE ONLY ---------- ------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Canada ---------- ------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER -0- Number of Shares Beneficially Owned by Each Reporting Person With -------- ------------------------------------------------------------------------------------------- 6 SHARED VOTING POWER -0- -------- ------------------------------------------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- -------- ------------------------------------------------------------------------------------------- 8 SHARED DISPOSITIVE POWER -0- ---------- ------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON None, except through its indirect, wholly-owned subsidiary, John Hancock Life Insurance Company. ---------- ------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* N/A ---------- ------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 See line 9, above. ---------- ------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* HC ---------- ------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! PAGE 2 OF 7 PAGES ----------------------------------------- -------------------------------------- CUSIP No. 07384R408 13G Page 3 of 8 Pages ----------------------------------------- -------------------------------------- ---------- ------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only). John Hancock Financial Services, Inc. I.R.S. No. 04-3483032 ---------- ------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| ---------- ------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY ---------- ------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware ---------- ------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER -0- Number of Shares Beneficially Owned by Each Reporting Person With -------- ------------------------------------------------------------------------------------------- 6 SHARED VOTING POWER -0- -------- ------------------------------------------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- -------- ------------------------------------------------------------------------------------------- 8 SHARED DISPOSITIVE POWER -0- ---------- ------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON None, except through its indirect, wholly-owned subsidiary, John Hancock Life Insurance Company. ---------- ------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* N/A ---------- ------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 See line 9, above. ---------- ------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* HC ---------- ------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! PAGE 2 OF 7 PAGES ----------------------------------------- -------------------------------------- CUSIP No. 07384R408 13G Page 4 of 8 Pages ----------------------------------------- -------------------------------------- ---------- ------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only). John Hancock Life Insurance Company I.R.S. No. 04-1414660 ---------- ------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |_| ---------- ------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY ---------- ------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Commonwealth of Massachusetts ---------- ------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 367,476 Number of Shares Beneficially Owned by Each Reporting Person With -------- ------------------------------------------------------------------------------------------- 6 SHARED VOTING POWER -0- -------- ------------------------------------------------------------------------------------------- 7 SOLE DISPOSITIVE POWER 367,476 -------- ------------------------------------------------------------------------------------------- 8 SHARED DISPOSITIVE POWER -0- ---------- ------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 367,476 ---------- ------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* N/A ---------- ------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 14.9% ---------- ------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IC, IA ---------- ------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTIONS BEFORE FILLING OUT! PAGE 4 OF 8 PAGES This amendment to the Statement is being filed to reflect the merger on April 28, 2004 pursuant to which John Hancock Financial Services, Inc. became a wholly-owned subsidiary of Manulife Financial Corporation and Manulife became the ultimate beneficial owner of the securities included in this filing held by John Hancock Life Insurance Company. Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001) Item 1(a) Name of Issuer: -------------- Beard Company Item 1(b) Address of Issuer's Principal Executive Offices: ----------------------------------------------- Enterprise Plaza, Suite 320 5600 North May Avenue Oklahoma City, OK 73112 Item 2(a) Name of Person Filing: --------------------- This filing is made on behalf of Manulife Financial Corporation ("MFC"), MFC's direct, wholly-owned subsidiary, John Hancock Financial Services, Inc. ("JHFS"), and JHFS's direct, wholly-owned subsidiary, John Hancock Life Insurance Company ("JHLICO"). Item 2(b) Address of the Principal Offices: -------------------------------- The principal executive offices of MFC is located at 200 Bloor Street East, Toronto, Ontario, Canada, M4W 1E5; JHFS and JHLICO are located at John Hancock Place, P.O. Box 111, Boston, MA 02117. Item 2(c) Citizenship: ----------- MFC is organized and exists under the laws of Canada. JHFS is organized and exists under the laws of the State of Delaware. JHLICO is organized and exists under the laws of the Commonwealth of Massachusetts. Item 2(d) Title of Class of Securities: ---------------------------- Common Stock Item 2(e) CUSIP Number: ------------ 07384R408 Item 3 If the Statement is being filed pursuant to Rule ------------------------------------------------ 13d-1(b), or 13d-2(b), check whether the person filing is a: ----------------------------------------------------------- MFC (g) (X) Parent Holding Company, in accordance with ss.240.13d-1(b)(ii)(G). JHFS (g) (X) Parent Holding Company, in accordance with ss.240.13d-1(b)(ii)(G). PAGE 5 OF 8 PAGES JHLICO: (c) (X) Insurance Company as defined in ss.3(a)(19) of the Act. (e) (X) Investment Adviser registered under ss.203 of the Investment Advisers Act of 1940. Item 4 Ownership: --------- (a) Amount Beneficially Owned: ------------------------- JHLICO has direct beneficial ownership of 367,476 shares of Common Stock: 234,030 are shares of Common Stock and 127,758 are shares of Common Stock issuable upon exercise of 27,838 shares of Series A Convertible Voting Preferred Stock. As of April 14, 2004, the conversion ratio was approximately 4.7937 shares of Common Stock for each share of Series A Convertible Voting Preferred Stock. The conversion ratio is adjusted from time to time upon Beard's issuance of warrants and other events. (b) Percent of Class: 14.9% ---------------- (c) Number of shares as to which the person has: ------------------------------------------- (i) sole power to vote or to direct the vote: JHLICO has sole power to vote or to direct the vote of the 367,476 shares as discussed in Item 4(a) above. (ii) shared power to vote or to direct the vote: -0- (iii) sole power to dispose or to direct the disposition of: JHLICO has sole power to dispose or to direct the disposition of the 367,476 shares as discussed in Item 4(a) above. (iv) shared power to dispose or to direct the disposition of: -0- 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: Not applicable. Item 8 Identification and Classification of Members of the Group: --------------------------------------------------------- Not applicable. Item 9 Notice of Dissolution of a Group: -------------------------------- Not applicable. Item 10 Certification: ------------- By signing below the undersigned certifies that, to the best of its 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. PAGE 6 OF 8 PAGES SIGNATURE After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct. Manulife Financial Corporation By: /s/ Wayne A. Budd ------------------------------------------ Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President John Hancock Financial Services, Inc. By: /s/ Wayne A. Budd ------------------------------------------- Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President and General Counsel John Hancock Life Insurance Company By: /s/ Wayne A. Budd ------------------------------------------- Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President and General Counsel PAGE 7 OF 8 PAGES EXHIBIT A JOINT FILING AGREEMENT ---------------------- Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, the undersigned hereby agree that only one statement containing the information required by Schedule 13G (or any amendment thereof) need be filed on their behalf with respect to the beneficial ownership of any equity securities of Beard Company or any subsequent acquisitions or dispositions of equity securities of Beard Company by any of the undersigned. Manulife Financial Corporation By: /s/ Wayne A. Budd ---------------------------------------------- Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President John Hancock Financial Services, Inc. By: /s/ Wayne A. Budd ----------------------------------------------- Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President and General Counsel John Hancock Life Insurance Company By: /s/ Wayne A. Budd ----------------------------------------------- Name: Wayne A. Budd Dated: May 7, 2004 Title: Senior Executive Vice President and General Counsel PAGE 8 OF 8 PAGES