SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G/A (RULE 13D-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13D-1(B), (C) AND (D) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13D-2(B) (Amendment No. 1)(1) Akorn, Inc. ----------- (Name of Issuer) Common Stock ------------ (Title of Class of Securities) 009728106 --------- (CUSIP Number) December 31, 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: |_| Rule 13d-1(b) |X| Rule 13d-1(c) |_| Rule 13d-1(d) (Page 1 of 12 Pages) ------------------ (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, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that section of the Exchange Act but shall be subject to all other provisions of the Exchange Act (however, see the Notes). -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 2 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Baystar Capital II, L.P. -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 3 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Baystar Capital Management, LLC -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* OO -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 4 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Lawrence Goldfarb -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 5 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Steven M. Lamar -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 6 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Bay East, L.P. -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 7 of 12 Pages --------- ----------- ------------ -------------------------------------------------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Steven Derby -------------------------------------------------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) |_| (b) |X| -------------------------------------------------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------------------------------------------------- 5 SOLE VOTING POWER 0 NUMBER OF ------------------------------------------------------------------------------------------ SHARES 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 2,454,707 EACH ------------------------------------------------------------------------------------------ REPORTING 7 SOLE DISPOSITIVE POWER PERSON WITH 0 ------------------------------------------------------------------------------------------ 8 SHARED DISPOSITIVE POWER 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,454,707 -------------------------------------------------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* |_| -------------------------------------------------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.7% -------------------------------------------------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------------------------------------------------- *SEE INSTRUCTION BEFORE FILLING OUT! -------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 8 of 12 Pages --------- ----------- ----------- -------------------------------------------------------------------------------- SCHEDULE 13-G - TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(c) ITEM 1(A). NAME OF ISSUER: Akorn, Inc. ITEM 1(B). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: 2500 Millbrook Drive Buffalo Grove, Illinois 60089 ITEM 2(A). NAME OF PERSON FILING: Baystar Capital II, L.P. (the "Partnership") c/o Baystar Capital Management, LLC 80 East Sir Francis Drake Blvd., Suite 2B Larkspur, CA 94939 Delaware limited partnership Baystar Capital Management, LLC (the "General Partner") 80 East Sir Francis Drake Blvd., Suite 2B Larkspur, CA 94939 Delaware limited liability company Mr. Lawrence Goldfarb Managing Member of the General Partner 80 East Sir Francis Drake Blvd., Suite 2B Larkspur, CA 94939 United States citizen Mr. Steven M. Lamar Managing Member of the General Partner 80 East Sir Francis Drake Blvd., Suite 2B Larkspur, CA 94939 United States citizen Bay East, L.P. Managing Member of the General Partner 53 Forest Avenue, 2nd Floor Old Greenwich, CT 06870 Delaware limited partnership Mr. Steven Derby General Partner of Bay East, L.P. 53 Forest Avenue, 2nd Floor Old Greenwich, CT 06870 United States citizen The Partnership, the General Partner, Mr. Lamar, Mr. Goldfarb, Bay East, L.P. and Mr. Derby are collectively referred to herein as the Reporting Persons. -------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 9 of 12 Pages --------- ----------- ----------- -------------------------------------------------------------------------------- ITEM 2(B). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE: See Item 2(a). ITEM 2(C). CITIZENSHIP: ITEM 2(D). TITLE OF CLASS OF SECURITIES: Common Stock, no par value (the "Common Stock") ITEM 2(E). CUSIP NUMBER: 009728106 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: Not applicable. ITEM 4. OWNERSHIP. As of the date hereof, each of the Reporting Persons may be deemed to beneficially own (i) 139,893 shares of Common Stock; (ii) 1,759,258 shares of Common Stock underlying 47,500 shares of the Issuer's Series B 6% Participating Convertible Preferred Stock, par value $1.00 per share and (iii) 555,556 shares of Common Stock underlying warrants for Common Stock. 1. The Partnership (a) Amount beneficially owned: 2,454,707 shares (b) Percent of class: 10.7%. (The percentage of Common Stock reported as beneficially owned is based upon 20,692,521 shares outstanding as reported by the Issuer on its Quarterly Report on Form 10-Q for the quarter ended September 30, 2004.) (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote: 0 shares (ii) Shared power to vote or to direct the vote: 2,454,707 shares (iii) Sole power to dispose or to direct the disposition of: 0 shares (iv) Shared power to dispose or to direct the disposition of: 2,454,707 shares. -------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 10 of 12 Pages --------- ----------- ----------- -------------------------------------------------------------------------------- 2. The General Partner (a) Amount beneficially owned: 2,454,707 shares (b) Percent of class: 10.7%. (The percentage of Common Stock reported as beneficially owned is based upon 20,692,521 shares outstanding as reported by the Issuer on its Quarterly Report on Form 10-Q for the quarter ended September 30, 2004.) (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote: 0 shares (ii) Shared power to vote or to direct the vote: 2,454,707 shares (iii) Sole power to dispose or to direct the disposition of: 0 shares (iv) Shared power to dispose or to direct the disposition of: 2,454,707 shares. The shares reported herein by the General Partner may be deemed beneficially owned as a result of the purchase of such shares by the Partnership. The General Partner, in its capacity as the sole general partner of the Partnership, may be deemed to have the sole power to vote or to direct the vote and to dispose or to direct the disposition of the shares beneficially owned by the Partnership. The General Partner disclaims any beneficial ownership of the shares reported herein. 3. Mr. Lamar, Mr. Goldfarb, Bay East, L.P. and Mr. Derby (a) Amount beneficially owned: 2,454,707 shares (b) Percent of class: 10.7%. (The percentage of Common Stock reported as beneficially owned is based upon 20,692,521 shares outstanding as reported by the Issuer on its Quarterly Report on Form 10-Q for the quarter ended September 30, 2004.) (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote: 0 shares (ii) Shared power to vote or to direct the vote: 2,454,707 shares (iii) Sole power to dispose or to direct the disposition of: 0 shares (iv) Shared power to dispose or to direct the disposition of: 2,454,707 shares The shares reported herein by the General Partner may be deemed beneficially owned as a result of the purchase of such shares by the Partnership. Messrs. Lamar and Goldfarb and Bay East, L.P., in their capacities as the managing members of the General Partner, and Mr. Derby, in his capacity as the general partner of Bay East, L.P., may be deemed to share the power to vote or to direct the vote and to dispose or to direct the disposition of the shares beneficially owned by the Partnership. Each of Bay East, L.P. and Messrs. Lamar, Goldfarb and Derby disclaim beneficial ownership of the shares reported herein except to the extent of any indirect pecuniary interest therein. -------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 11 of 12 Pages --------- ----------- ----------- -------------------------------------------------------------------------------- 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 OR CONTROL PERSON. Not applicable. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF A 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 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 purposes or effect. -------------------------------------------------------------------------------- CUSIP NO. 009728106 13G Page 12 of 12 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. BAYSTAR CAPITAL II, L.P. By: Baystar Capital Management, LLC, its General Partner By: /s/ Lawrence Goldfarb ------------------------------------ Name: Lawrence Goldfarb Title: Managing Member BAYSTAR CAPITAL MANAGEMENT, LLC By: /s/ Lawrence Goldfarb ------------------------------------ Name: Lawrence Goldfarb Title: Managing Member /s/ Lawrence Goldfarb ---------------------------------------- Lawrence Goldfarb /s/ Steven M. Lamar ---------------------------------------- Steven M. Lamar BAY EAST, L.P. Dated: February 14, 2005 By: /s/ Steven Derby ------------------------------------ Name: Steven Derby Title: General Partner /s/ Steven Derby ---------------------------------------- Steven Derby Dated: February 15, 2005