SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ------------ SCHEDULE 13G (RULE 13D - 102) INFORMATION TO BE INCLUDED IN STATEMENTS PURSUANT TO RULES 13D-1(B), (C) AND (D) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13D-2(B) (AMENDMENT NO. _____)(1) HYBRIDON INC. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock - -------------------------------------------------------------------------------- (Title of Class of Securities) 44860M801 - -------------------------------------------------------------------------------- (CUSIP Number) JANUARY 25, 1999 - -------------------------------------------------------------------------------- (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) (1)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 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).
========================== ============================= 13G CUSIP NO. 44860M801 PAGE 2 OF 9 PAGES ========================== ============================= 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Forum Capital Markets LLC 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF 5. SOLE VOTING POWER SHARES 1,655,515 BENEFICIALLY OWNED BY 6. SHARED VOTING POWER EACH zero REPORTING PERSON WITH 7. SOLE DISPOSITIVE POWER 1,655,515 8. SHARED DISPOSITIVE POWER zero 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,655,515 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 10.1% 12. TYPE OF REPORTING PERSON* BD *SEE INSTRUCTIONS BEFORE FILLING OUT!
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 3 OF 9 PAGES ========================= ============================= 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Founders Financial Group, L.P. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF 5. SOLE VOTING POWER SHARES 1,655,515 BENEFICIALLY OWNED BY 6. SHARED VOTING POWER EACH zero REPORTING PERSON WITH 7. SOLE DISPOSITIVE POWER 1,655,515 8. SHARED DISPOSITIVE POWER zero 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,655,515 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 10.1% 12. TYPE OF REPORTING PERSON* PN *SEE INSTRUCTIONS BEFORE FILLING OUT!
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 4 OF 9 PAGES ========================= ============================= 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Michael A. Boyd, Inc. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Connecticut NUMBER OF 5. SOLE VOTING POWER SHARES 1,655,515 BENEFICIALLY OWNED BY 6. SHARED VOTING POWER EACH zero REPORTING PERSON WITH 7. SOLE DISPOSITIVE POWER 1,655,515 8. SHARED DISPOSITIVE POWER zero 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,655,515 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 10.1% 12. TYPE OF REPORTING PERSON* CO *SEE INSTRUCTIONS BEFORE FILLING OUT!
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 5 OF 9 PAGES ========================= ============================= 1. NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Michael A. Boyd 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION United States NUMBER OF 5. SOLE VOTING POWER SHARES 1,655,515 BENEFICIALLY OWNED BY 6. SHARED VOTING POWER EACH zero REPORTING PERSON WITH 7. SOLE DISPOSITIVE POWER 1,655,515 8. SHARED DISPOSITIVE POWER zero 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,655,515 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* [ ] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 10.1% 12. TYPE OF REPORTING PERSON* IN *SEE INSTRUCTIONS BEFORE FILLING OUT!
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 6 OF 9 PAGES ========================= ============================= ITEM 1. (A) NAME OF ISSUER. Hybridon Inc. (the "Issuer"). (B) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES. The Issuer's principal executive offices are located at 620 Memorial Drive, Cambridge, Massachusetts 02139. ITEM 2. (A) NAMES OF PERSONS FILING. This statement is filed by the following persons: (a) Forum Capital Markets LLC, a broker/dealer registered under Section 15 of the Act ("Forum"), (b) Founders Financial Group L.P. ("Founders"), in its capacity as the owner of a controlling interest in Forum, (c) Michael A. Boyd, Inc. ("MAB, Inc."), in its capacity as the general partner of Founders and (d) Michael A. Boyd ("Mr. Boyd"), in his capacity as the sole director and shareholder of MAB, Inc. (collectively, the "Filing Parties"). (B) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE. The principal business office of each of the Filing Parties is 53 Forest Avenue, Old Greenwich, Connecticut 06870. (C) CITIZENSHIP. Forum is a Delaware Limited Liability Company. Founders is a Delaware limited partnership. MAB, Inc. is a Connecticut corporation. Mr. Boyd is a United States citizen. (D) TITLE OF CLASS OF SECURITIES. This statement relates to shares of Common Stock (the "Common Stock") of the Issuer.
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 7 OF 9 PAGES ========================= ============================= (E) CUSIP NUMBER. 44860M801 ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B), OR 13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS A: (a) |X| Broker or dealer registered under Section 15 of the Act, (b) |_| Bank as defined in Section 3(a)(6) of the Act, (c) |_| Insurance Company as defined in Section 3(a)(19) of the Act, (d) |_| Investment Company registered under Section 8 of the Investment Company Act, (e) |_| Investment Adviser registered under Section 203 of the Investment Advisers Act of 1940, (f) |_| Employee Benefit Plan, Pension Fund which is subject to the provisions of the Employee Retirement Income Security Act of 1974 or Endowment Fund; see 13d-1(b)(1)(ii)(F), (g) |_| Parent Holding Company, in accordance with Rule 13d-1(b)(ii)(G); see Item 7, (h) |_| Group, in accordance with Rule 13d-1(b)(1)(ii)(H). ITEM 4. OWNERSHIP. (A) AMOUNT BENEFICIALLY OWNED. Each of Forum, Founders, MAB, Inc. and Mr. Boyd beneficially owns 1,655,515 shares of Common Stock. (B) PERCENT OF CLASS. Each of Forum, Founders, MAB, Inc. and Mr. Boyd owns 10.1% of the Common Stock.
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 8 OF 9 PAGES ========================= ============================= (C) POWER TO VOTE OR DIRECT THE VOTE AND DISPOSE OR DIRECT THE DISPOSITION OF SECURITIES. Each of Forum, Founders, MAB, Inc. and Mr. Boyd has sole power to vote or dispose or to direct the vote or disposition of the shares of Common Stock. 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 [ ] 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 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.
========================= ============================= 13G CUSIP NO. 44860M801 PAGE 9 OF 9 PAGES ========================= ============================= SIGNATURE After reasonable inquiry and to the best knowledge and belief of the undersigned, the undersigned certify that the information set forth in this statement is true, complete and correct. FORUM CAPITAL MARKETS LLC Dated: April 26, 1999 By: /S/ STEPHEN J. DEVOE III ---------------------------------------------------- Name: Stephen J. DeVoe III Title: Chief Operating Officer FOUNDERS FINANCIAL GROUP, L.P. Dated: April 26, 1999 By: /S/ MICHAEL A. BOYD ----------------------------------------------------- Name: Michael A. Boyd Title: Chairman MICHAEL A. BOYD, INC. Dated: April 26, 1999 By: /S/ MICHAEL A. BOYD ----------------------------------------------------- Name: Michael A. Boyd Title: President MICHAEL A. BOYD Dated: April 26, 1999 By: /S/ MICHAEL A. BOYD ----------------------------------------------------- Michael A. Boyd