SCHEDULE 13G CUSIP NO. 83545R108 PAGE 1 OF 16 PAGES UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO.___)* Sonic Foundry, Inc. (Name of Issuer) Common Stock, $.01 par value (Title of Class of Securities) 83545R108 (CUSIP Number) March 11, 2003 (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) *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 disclosures provided in a prior cover page. The information required on 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). SCHEDULE 13G CUSIP NO. 83545R108 PAGE 2 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Omicron Master Trust -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Bermuda -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 3 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Omicron Capital, L.P. 52-2057093 -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON -0- WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) PN -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 4 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Omicron Capital, Inc. 52-2032702 -------------------------------------------------------------------------------- 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 BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON -0- WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [X] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) CO -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 5 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Bruce Bernstein -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States of America -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON -0- WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 6 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Olivier Morali -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION France -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON -0- WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 7 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Winchester Global Trust Company Limited -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Bermuda -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) CO -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 8 OF 16 PAGES -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY) Oskar P. Lewnowski -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (A)[ ] (B)[ ] (See Item 6) -------------------------------------------------------------------------------- 3 SEC USE ONLY -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Austria -------------------------------------------------------------------------------- NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY -0- OWNED BY --------------------------------------------------------- EACH 6 SHARED VOTING POWER REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) WITH: --------------------------------------------------------- 7 SOLE DISPOSITIVE POWER -0- --------------------------------------------------------- 8 SHARED DISPOSITIVE POWER 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,143,673 shares of Common Stock (See Item 4(a)) -------------------------------------------------------------------------------- 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [ ] -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 7.7% (See Item 4(a)) -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN -------------------------------------------------------------------------------- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 9 OF 16 PAGES Item 1(a). Name of Issuer: Sonic Foundry, Inc. (the "Issuer") Item 1(b). Address of Issuer's Principal Executive Offices: 1617 Sherman Avenue Madison, Wisconsin 53704 Item 2(a). Names of Persons Filing: Omicron Master Trust ("Omicron Trust") Omicron Capital, L.P. ("Omicron Capital") Omicron Capital, Inc. ("OCI") Bruce Bernstein ("Bernstein") Olivier Morali ("Morali") Winchester Global Trust Company Limited ("WGTCL") Oskar P. Lewnowski ("Lewnowski") Item 2(b). Address of Principal Business Office: Omicron Trust - c/o Olympia Capital International Inc., Williams House, 20 Reid Street, Hamilton HM11, Bermuda Omicron Capital - 153 E. 53rd Street, 48th Floor, New York, New York 10022 OCI - 153 E. 53rd Street, 48th Floor, New York, New York 10022 Bernstein - 153 E. 53rd Street, 48th Floor, New York, New York 10022 Morali - 153 E. 53rd Street, 48th Floor, New York, New York 10022 WGTCL - c/o Winchester Fiduciary Limited, Williams House, 20 Reid Street, Hamilton HM11, Bermuda Lewnowski - c/o Winchester Fiduciary Limited, Williams House, 20 Reid Street, Hamilton HM11, Bermuda Item 2(c). Place of Organization or Citizenship: Omicron Trust - Bermuda Omicron Capital - Delaware OCI - Delaware Bernstein - United States of America Morali - France WGTCL - Bermuda Lewnowski - Austria Item 2(d). Title of Class of Securities: Common Stock, $.01 par value per share of the Issuer (the "Common Stock") Item 2(e). CUSIP Number: 83545R108 Item 3. This Schedule is filed pursuant to Rule 13d-1(c) by Omicron Trust, Omicron Capital, OCI, Bernstein, Morali, SCHEDULE 13G CUSIP NO. 83545R108 PAGE 10 OF 16 PAGES WGTCL and Lewnowski. Item 4. Ownership: (a) Amount Beneficially Owned: Omicron Trust: 2,143,673 shares* Omicron Capital: 2,143,673 shares* OCI: 2,143,673 shares* Morali: 2,143,673 shares* Bernstein: 2,143,673 shares WGTCL: 2,143,673 shares* Lewnowksi: 2,143,673 shares* (b) Percent of Class: Omicron Trust: 7.7% Omicron Capital: 7.7% OCI: 7.7% Bernstein: 7.7% Morali: 7.7% WGTCL: 7.7% Lewnowski: 7.7% (Based on 27,784,509 shares of Common Stock outstanding as of February 13, 2003, as stated in the Issuer's Current Report on Form 10-Q, dated February 14, 2003.) (c) Number of Shares as to which the Person has: Omicron Trust, WGTCL and Lewnowski: (i) sole power to vote or to direct the vote -0- (ii) shared power to vote or to direct the vote: 2,143,673 shares of Common Stock* (iii) sole power to dispose or to direct the disposition of -0- (iv) shared power to dispose or to direct the disposition of 2,143,673 shares of Common Stock* Omicron Capital, OCI, Bernstein and Morali: (i) sole power to vote or to direct the vote -0- SCHEDULE 13G CUSIP NO. 83545R108 PAGE 11 OF 16 PAGES (ii) shared power to vote or to direct the vote: -0- (iii) sole power to dispose or to direct the disposition of -0- (iv) shared power to dispose or to direct the disposition of 2,143,673 shares of Common Stock* *Omicron Capital serves as investment manager to Omicron Trust. By reason of such relationship, Omicron Capital may be deemed to share dispositive power over the shares of Common Stock owned by Omicron Trust. Omicron Capital disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by Omicron Trust or any other person reporting on this Schedule. OCI serves as general partner of Omicron Capital. By reason of such relationship, OCI may be deemed to share dispositive power over the shares of Common Stock listed as beneficially owned by Omicron Capital. OCI disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by Omicron Capital or any other person reporting on this Schedule. Morali serves as president and a director and is a stockholder of OCI. By reason of such relationships, Morali may be deemed to share dispositive power over the shares of Common Stock listed as beneficially owned by OCI. Morali disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by OCI or any other person reporting on this Schedule. Bernstein serves as an officer of OCI and has agreed to purchase shares of OCI. By reason of such relationships, Bernstein may be deemed to share dispositive power over the shares of Common Stock listed as beneficially owned by OCI. Bernstein disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by OCI or any other person reporting on this Schedule. WGTCL serves as trustee of Omicron Trust. By reason of such relationship, WGTCL may be deemed to shares voting and dispositive power over the shares of Common Stock listed as beneficially owned by Omicron Trust. WGTCL disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by Omicron Trust or any other person reporting on this Schedule. WGTCL may be deemed to be controlled by Lewnowski. By reason of such control, Lewnowski may be deemed to share voting and dispositive power over the shares of Common Stock listed as beneficially owned by WGTCL. Lewnowski disclaims beneficial ownership of the shares of Common Stock listed as beneficially owned by WGTCL. The shares of Common Stock reported as beneficially owned are shares that Omicron Trust has the right to acquire upon conversion of a convertible note held by Omicron Trust and upon exercise of a warrant held by Omicron Trust. SCHEDULE 13G CUSIP NO. 83545R108 PAGE 12 OF 16 PAGES Omicron Capital, OCI, Bernstein, Morali, WGTCL and Lewnowski each disclaims beneficial ownership of such shares of Common Stock. Of the shares of Common Stock reported as beneficially owned, 1,490,612 are shares of Common Stock which Omicron Trust has the right to acquire upon conversion of a 10% Convertible Note due 2004 of the Issuer. Of the shares of Common Stock reported as beneficially owned, 653,061 shares of Common Stock are shares which Omicron Trust has the right to acquire upon exercise of a warrant of the Issuer. 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 Group: Not applicable Item 10. Certification: By signing below I certify that, to the best of its 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. Exhibits: Exhibit I: Joint Filing Agreement, dated as of March 21, 2003, by and among Omicron Trust, Omicron Capital, OCI, Bernstein, Morali, WGTCL and Lewnowski. SCHEDULE 13G CUSIP NO. 83545R108 PAGE 13 OF 16 PAGES SIGNATURE By signing below each signatory certifies that, to the best of its 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. Date: March 21, 2003 OMICRON MASTER TRUST By: OMICRON CAPITAL, L.P., Investment Manager By: OMICRON CAPITAL, INC., General Partner By: /s/ Olivier H. Morali ---------------------------- Olivier H. Morali Title: President OMICRON CAPITAL, L.P. By: OMICRON CAPITAL, INC., General Partner By: /s/ Olivier H. Morali ---------------------------- Olivier H. Morali Title: President OMICRON CAPITAL, INC. By: /s/ Olivier H. Morali ---------------------------- Olivier H. Morali Title: President /s/ Bruce Bernstein ---------------------------- Bruce Bernstein SCHEDULE 13G CUSIP NO. 83545R108 PAGE 14 OF 16 PAGES /s/ Olivier H. Morali ---------------------------- Olivier H. Morali WINCHESTER GLOBAL TRUST COMPANY LIMITED By: /s/ Oskar P. Lewnowksi ---------------------------- Oskar P. Lewnowski Title: Chairman /s/ Oskar P. Lewnowksi ---------------------------- Oskar P. Lewnowski