-----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, KQq1A3MLvACG0lO5a5gmfxE0PUtk0xrJ4wOvSgnWTiJ7XLOD3elLktM0Z9VyNVeb 4G9vf9ZAHRUv3rRlryTLLQ== 0000914248-98-000143.txt : 19981014 0000914248-98-000143.hdr.sgml : 19981014 ACCESSION NUMBER: 0000914248-98-000143 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19981013 SROS: NONE GROUP MEMBERS: AUSTIN W. MARXE GROUP MEMBERS: AWM INVESTMENT COMPANY, INC. GROUP MEMBERS: DAVID GREENHOUSE GROUP MEMBERS: MG ADVISERS LLC GROUP MEMBERS: MGP ADVISERS LIMITED PARTNERSHIP GROUP MEMBERS: SPECIAL SITUAITONS PRIVATE EQUITY FUND,L.P. GROUP MEMBERS: SPECIAL SITUATIONS CAYMAN FUND, L.P. GROUP MEMBERS: SPECIAL SITUATIONS FUND III L P GROUP MEMBERS: SPECIAL SITUATIONS FUND III, L.P. SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CUBIST PHARMACEUTICALS INC CENTRAL INDEX KEY: 0000912183 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 223192085 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: SEC FILE NUMBER: 005-47321 FILM NUMBER: 98724020 BUSINESS ADDRESS: STREET 1: 24 EMILY ST CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 6075761999 MAIL ADDRESS: STREET 1: 24 EMILY ST CITY: CAMBRIDGE STATE: MA ZIP: 02139 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: SPECIAL SITUATIONS FUND III L P CENTRAL INDEX KEY: 0000914248 STANDARD INDUSTRIAL CLASSIFICATION: [] IRS NUMBER: 133737427 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 153 E 53 ST 51ST FL CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2128325300 MAIL ADDRESS: STREET 1: 153 EAST 53RD STREET 51ST FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 SC 13G/A 1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. __1___)* Cubist Pharmaceuticals Inc. ______________________________________________________ (Name of Issuer) Common Stock, $0.001 Par Value ______________________________________________________ (Title of Class of Securities) 229678107 ____________________________________ (CUSIP Number) September 23, 1998 ------------------------------------------------------- (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). CUSIP No. 229678107 13G Page 2 of 13 - ---------------------------------------------------------------- (1) NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Special Situations Fund III, L.P. ("The Fund") F13-3737427 MGP Advisers Limited Partnership* ("MGP") F13-3263120 - ---------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) | | (b) |X| - ---------------------------------------------------------------- (3) SEC USE ONLY - ---------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ---------------------------------------------------------------- NUMBER OF (5) SOLE VOTING POWER See Marxe/Greenhouse SHARES ------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER None OWNED BY ------------------------------------------------- EACH (7) SOLE DISPOSITIVE POWER See Marxe/Greenhouse REPORTING ------------------------------------------------- PERSON WITH: (8) SHARED DISPOSITIVE POWER None - ---------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICALLY OWNED BY EACH REPORTING PERSON 724,801 (including 233,334 warrants) - ---------------------------------------------------------------- (10) CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) - ---------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 4.3 - ---------------------------------------------------------------- (12) TYPE OF REPORTING PERSON (See Instructions) IV/IA - ---------------------------------------------------------------- * AWM Investment Company, Inc., a Delaware corporaiton is the General Partner of this entity. CUSIP No. 229678107 13G Page 3 of 13 - ---------------------------------------------------------------- (1) NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Special Situations Private Equity Fund, L.P. F13-3916551 ("SSPE") MG Advisers L.L.C. ("MG") F13-3916549 - ---------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) | | (b) |X| - ---------------------------------------------------------------- (3) SEC USE ONLY - ---------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - ---------------------------------------------------------------- NUMBER OF (5) SOLE VOTING POWER See Marxe/Greenhouse SHARES ------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER None OWNED BY ------------------------------------------------- EACH (7) SOLE DISPOSITIVE POWER See Marxe/Greenhouse REPORTING ------------------------------------------------- PERSON WITH: (8) SHARED DISPOSITIVE POWER None - ---------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICALLY OWNED BY EACH REPORTING PERSON 414,001 (including 133,334 warrants) - ---------------------------------------------------------------- (10) CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) - ---------------------------------------------------------------- (11) PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 4.9 - ---------------------------------------------------------------- (12) TYPE OF REPORTING PERSON (See Instructions) IV/IA - ---------------------------------------------------------------- CUSIP No. 229678107 13G Page 4 of 13 - ---------------------------------------------------------------- (1) NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Special Situations Cayman Fund, L.P. ("CAY") 98-0132442 AWM Investment Comapny, Inc. ("AWM") 11-3086452 - ---------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) | | (b) |X| - ---------------------------------------------------------------- (3) SEC USE ONLY - ---------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands, Delaware - ---------------------------------------------------------------- NUMBER OF (5) SOLE VOTING POWER See Marxe/Greenhouse SHARES ------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER None OWNED BY ------------------------------------------------- EACH (7) SOLE DISPOSITIVE POWER See Marxe/Greenhouse REPORTING ------------------------------------------------- PERSON WITH: (8) SHARED DISPOSITIVE POWER None - ---------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICALLY OWNED BY EACH REPORTING PERSON 241,334 (including 77,778 warrants) - ---------------------------------------------------------------- (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 1.4 - ---------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* IV/IA - ---------------------------------------------------------------- CUSIP No. 229678107 13G Page 5 of 13 Pages - ---------------------------------------------------------------- (1) NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY). Austin W. Marxe David M. Greenhouse - ---------------------------------------------------------------- (2) CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) | | (b) |X| - ---------------------------------------------------------------- (3) SEC USE ONLY - ---------------------------------------------------------------- (4) CITIZENSHIP OR PLACE OF ORGANIZATION United States of America - ---------------------------------------------------------------- NUMBER OF (5) SOLE VOTING POWER 1,380,136 SHARES ------------------------------------------------- BENEFICIALLY (6) SHARED VOTING POWER None OWNED BY ------------------------------------------------- EACH (7) SOLE DISPOSITIVE POWER 1,380,136 REPORTING ------------------------------------------------- PERSON WITH: (8) SHARED DISPOSITIVE POWER None - ---------------------------------------------------------------- (9) AGGREGATE AMOUNT BENEFICALLY OWNED BY EACH REPORTING PERSON 1,380,136 - ---------------------------------------------------------------- (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 8.1 - ---------------------------------------------------------------- (12) TYPE OF REPORTING PERSON* IN - ---------------------------------------------------------------- Page 6 of 13 Pages Item 1. (a) Name of Issuer: Cubist Pharmaceuticals Inc. (b) Address of Issuer's Principal Executive Offices: 24 Emily St., Cambridge MA 02139. Item 2. (a) Name of Person Filing: This statement is filed on behalf of (i) Special Situations Fund III , L.P., a Delaware limited partnership ("SSF III"); (ii) Special Situations Private Equity Fund, L.P., a Delaware limited partnership ("SSPE") (iii) Special Situations Cayman Fund, L.P. , a Cayman Islands limited partnership (the "Cayman Fund"); (iv) MGP Advisers Limited Partnership, a Delaware limited partnership,("MGP"); (v) MG Advisers L.L.C., a New York limited liability company ("MG"); (vi) AWM Investment Company, Inc., a Delaware corporation ("AWM"); (vii)) Austin W. Marxe and (viii) David Greenhouse. Each of the foregoing is hereinafter individually referred to as a "Reporting Person" and collectively as the "Reporting Persons." (b) Address of Principal Business Office or, if none, Residence: The principal office and business address of the Reporting Persons, other than the Cayman Fund, is 153 East 53 Street, New York, New York 10022. The principal office and business address of the Cayman Fund is c/o CIBC Bank and Trust Company (Cayman) Limited, CIBC Bank Building, P.O. Box 694, Grand Cayman, Cayman Islands, British West Indies. (c) Citizenship: SSF III, SSPE, and MGP are Delaware limited Page 7 of 13 Pages partnerships. MG is a New York limited liability company and AWM is a Delaware corporaiton. The Cayman Fund was formed under the laws of the Cayman Island. Austin W. Marxe and David M. Greenhouse are United States citizens. The principal business of SSF III, SSPE, and the Cayman Fund (individually, a "Fund" and, collectively, the "Funds") is to invest in, sell, convey, transfer, exchange and otherwise trade in principally equity and equity related securities. The principal business of MGP is to act as general partner of and investment adviser to SSF III. The principal business of MG is to act as the general partner of and the investment adviser to SSPE. The principal business of AWM is to act as general partner of MGP and general partner of and investment adviser to the Cayman Fund. MGP, MG, and AWM are referred to herein, individually, as an "Adviser" and, collectively, as the "Advisers." The principal occupation of Austin W. Marxe and David Greenhouse is to serve as officers, directors and members or principal shareholders of the Advisers. 2(d) Title of Class of Securities: See cover sheets. (e) CUSIP Number: See cover sheets. Item 3. If this statement is filed pursuant to $240.13d-1(b) or 240.13d-2(b), check whether the person filing is a: (a) ( ) Broker or Dealer registered under section 15 of the Act; (b) ( ) Bank as defined in section 3(a) (6) of the Act; Page 8 of 13 Pages (c) ( ) Insurance Company as defined in section 3(a) (19) of the Act; (d) (x) Investment Company registered under section 8 of the Investment Company Act of 1940; (e) (x) An Investment Adviser in accordance with $240.13d -1(b)(I)(ii)(E); (f) ( ) An employee benefit plan or endowment fund in accordance with $240.13d-1(b)(I)(ii)(F); (g) (x) A parent holding company or control person in accordance with $240.13d-1(b)(1)(ii)(G); (h) ( ) A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) ( ) A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940; (j) ( ) Group, in accordance with $240.13d-1(b)(1)(ii)(J). See Exhibit A attached hereto. Item 4. Ownership: (a) Amount Beneficially Owned: 1,380,136 shares of Common Stock are beneficially owned by Austin W. Marxe and David Greenhouse; of which 491,467 shares of common stock and 233,334 warrants are owned by SSF III, 280,667 shares of common stock and 133,334 warrants are owned by SSPE, and 163,556 shares of common stock and 77,778 warrants are owned by CAY. (b) Percent of Class: 8.1 percent of the Common Stock are Page 9 of 13 Pages beneficially owned by Austin Marxe and David Greenhouse. 4.3 percent of the Common Stock are beneficially owned by SSF III, 2.5 percent are beneficially owned by SSPE, and 1.4 percent are owned by the Cayman Fund. (c) Number of Shares as to which the person has Rights to Vote and/or Dispose of Securities: SSF III, SSPE, CAY, MGP, MG, and AWM have sole power to vote or to direct the vote and to dispose or to direct the disposition of all securities reported hereby which are respectively beneficially owned by each Fund and its Adviser. Austin Marxe and David Greenhouse have shared power to vote or to direct the vote of and to dispose or to direct the disposition of securities reported hereby which are beneficially owned by Austin Marxe and David Greenhouse by virtue of being Executive Officers of the Investment Advisers. 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 that five percent of the class of securities, check the following . Item 6.Ownership of More than Five Percent on Behalf of Another Person: SSF III, SSPE, and CAY, as owners of the securities in question, have the right to receive any dividends from, or proceeds from the sale of, such securities. Item 7. Identification and Classification of the Subsidiary Page 10 of 13 Pages Which Acquired the Security being Reported on By the Parent Holding Company: See Exhibit A attached hereto. Item 8. Identification and Classification of Members of the Group: Not applicable Item 9. Notices 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. Page 11 of 13 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. Dated: September 24, 1998 SPECIAL SITUATIONS FUND III, L.P. By:/s/ Austin W. Marxe Austin W. Marxe Managing Director MGP ADVISERS LIMITED PARTERSHIP By:/s/ Austin W. Marxe Austin W. Marxe President and Chief Executive Officer SPECIAL SITUATIONS PRIVATE EQUITY FUND, L.P. By:/s/ Austin W. Marxe Austin W. Marxe President and Chief Executive Officer MG ADVISERS, L.L.C. By:/s/ Austin W. Marxe Austin W. Marxe President and Chief Executive Officer SPECIAL SITUATIONS CAYMAN FUND, L.P. By: /s/ Austin W. Marxe Austin W. Marxe Managing Director Page 12 of 13 Pages AWM INVESTMENT COMPANY, INC. By: /s/ Austin W. Marxe Austin W. Marxe President and CEO /s/ Austin W. Marxe AUSTIN W. MARXE /s/David M Greenhouse DAVID M. GREENHOUSE Page 13 of 13 Pages EXHIBIT A This Exhibit explains the relationship between the Reporting Persons. MGP Advisers Limited Partnership (MGP), a Delaware limited partnership, is the general partner of the Special Situations Fund III, l.P., a Delaware Limited Partnership. AWM Investment Company, Inc., a Delaware corporation, is the general partner of MGP and the general partner of and investment adviser to the Cayman Fund. MG Advisers, L.L.C. is the general partner of and investment adviser to the Special Situations Private Equity Fund, L.P.. Austin W. Marxe and David M. Greenhouse are the principal owners of MGP, MG, and AWM and are principally responsible for the selection, acquisition and disposition of the portfolios securities by the investment advisers on behalf of their Fund. -----END PRIVACY-ENHANCED MESSAGE-----