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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
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SCHEDULE 13D
(RULE 13d-101)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO
13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(a)
(AMENDMENT NO. 2)(1)
OSI PHARMACEUTICALS, INC.
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(Name of Issuer)
COMMON STOCK
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(Title of Class of Securities)
671040 10 3
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(CUSIP Number)
Hope Flack
BVF Partners L.P.
227 West Monroe Street, Suite 4800
Chicago, Illinois 60606
(312) 263-7777
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(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)
JULY 12, 1999
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(Date of Event which Requires Filing of this Statement)
If the filing person has previously filed a statement on Schedule 13G to
report the acquisition which is the subject of this Schedule 13D, and is
filing this schedule because of Rule 13d-1(b)(3) or (4), check the following
box. / /
NOTE: Six copies of this statement, including all exhibits, should be
filed with the Commission. SEE Rule 13d-1(a) for other parties to whom
copies are to be sent.
(Continued on following pages)
(Page 1 of 7 Pages)
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(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 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 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).
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CUSIP No. 671040 10 3 13D Page 2 of 7 Pages
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1 NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
BIOTECHNOLOGY VALUE FUND, L.P.
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) /X/ (b) / /
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3 SEC USE ONLY
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4 SOURCE OF FUNDS*
WC
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5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) / /
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6 CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
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NUMBER 7 SOLE VOTING POWER
OF 0
SHARES -------------------------------------------------------------
BENEFICIALLY 8 SHARED VOTING POWER
OWNED BY EACH 1,294,343
REPORTING -------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
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10 SHARED DISPOSITIVE POWER
1,294,343
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11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,294,343
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12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES* / /
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13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
6.1%
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14 TYPE OF REPORTING PERSON*
PN
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* SEE INSTRUCTIONS BEFORE FILLING OUT!
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CUSIP No. 671040 10 3 13D Page 3 of 7 Pages
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1 NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
BVP PARTNERS L.P.
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) /X/ (b) / /
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3 SEC USE ONLY
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4 SOURCE OF FUNDS*
00
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5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) / /
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6 CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
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NUMBER 7 SOLE VOTING POWER
OF 0
SHARES -------------------------------------------------------------
BENEFICIALLY 8 SHARED VOTING POWER
OWNED BY EACH 2,454,290
REPORTING -------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
-------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
2,454,290
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11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,454,290
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12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES* / /
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13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
11.5%
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14 TYPE OF REPORTING PERSON*
PN
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* SEE INSTRUCTIONS BEFORE FILLING OUT!
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CUSIP No. 671040 10 3 13D Page 4 of 7 Pages
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1 NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
BVP Inc
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) /X/ (b) / /
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3 SEC USE ONLY
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4 SOURCE OF FUNDS*
WC, 00
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5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS
REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) / /
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6 CITIZENSHIP OR PLACE OF ORGANIZATION
DELAWARE
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NUMBER 7 SOLE VOTING POWER
OF 0
SHARES -------------------------------------------------------------
BENEFICIALLY 8 SHARED VOTING POWER
OWNED BY EACH 2,454,290
REPORTING -------------------------------------------------------------
PERSON 9 SOLE DISPOSITIVE POWER
WITH 0
-------------------------------------------------------------
10 SHARED DISPOSITIVE POWER
2,454,290
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11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,454,290
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12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES* / /
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13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
11.5%
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14 TYPE OF REPORTING PERSON*
IA, CO
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* SEE INSTRUCTIONS BEFORE FILLING OUT!
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CUSIP No. 671040 10 3 13D Page 5 of 7 Pages
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Amendment No. 2 (the "Amendment") to the Statement on Schedule 13D, dated
November 17, 1997, as amended by Amendment No. 1, dated November 6, 1998 (as so
amended, the "Statement"), filed with the Securities and Exchange Commission on
behalf of Biotechnology Value Fund, L.P., a Delaware limited partnership
("BVF"), BVF Partners L.P., a Delaware limited partnership ("Partners"), and BVF
Inc., a Delaware corporation ("BVF Inc." and, together with BVF and Partners,
the "Reporting Persons") with respect to the Common Stock, par value $.01 per
share (the "Stock"), of OSI Pharmaceuticals, Inc., a Delaware corporation
("OSI").
Item 3 is hereby amended to read in its entirety as follows:
ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION.
Since May 12, 1999, Partners, in its capacity as general partner of BVF,
has purchased on behalf of such limited partnership an aggregate number of
161,000 shares of the Stock for an aggregate consideration of $655,299.28,
utilizing funds provided by BVF from its working capital pursuant to the terms
of its limited partnership agreement with Partners. In addition, Partners, in
its capacity as investment manager with respect to certain managed accounts, has
purchased on behalf of such managed accounts an aggregate number of 105,500
shares of the Stock for an aggregate consideration of $468,001.60, utilizing
funds under management by Partners pursuant to investment management agreements
between Partners and such managed accounts.
Item 5 is hereby amended to read in its entirety as follows:
ITEM 5. INTEREST IN SECURITIES OF THE ISSUER.
(a) BVF beneficially owns 1,294,343 shares of the Stock, Partners
beneficially owns 2,454,290 shares of the Stock, and BVF Inc. beneficially owns
2,454,290 shares of the Stock, approximately 6.1%, 11.5% and 11.5%,
respectively, of the aggregate number of shares outstanding as of April 30, 1999
(as reported in OSI's most recent quarterly statement on Form 10-Q).
(b) BVF shares voting and dispositive power over the 1,294,343 shares of
the Stock it beneficially owns with Partners. Partners and BVF Inc. share
voting and dispositive power over the 2,454,290 shares of the Stock they
beneficially own with, in addition to BVF, the managed accounts on whose behalf
Partners, as investment manager, purchased such shares. The managed accounts on
whose behalf Partners owns shares of the Stock are Investment 10 L.L.C., an
Illinois limited liability company ("ILL10") and Biotechnology Value Fund, Ltd.,
a Cayman Islands Corporation ("BVF Ltd."). Together, ILL10 and BVF Ltd. are
referred to herein as the "Accounts." The Accounts specialize in holding
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CUSIP No. 671040 10 3 13D Page 6 of 7 Pages
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biotechnology stocks for investment purposes and the business address of each
is BVF Partners L.P., 227 West Monroe Street, Suite 4800, Chicago, Illinois
60606.
(c) Exhibit B attached hereto contains information as to all transactions
in the Stock by the Reporting Persons in the last sixty (60) days. All such
transactions were made for cash in open market, over-the-counter transactions.
Except as provided below, no other transactions in the Stock have been effected
by the Reporting Persons during the last sixty 60 days. On June 2, 1999,
Partners transferred 15,000 shares of Stock that it owned on behalf of BVF to
ILL10. The aggregate number of shares of the Stock beneficially owned by
Partners and BVF Inc. was not affected by this transfer.
(d) The Accounts are entitled to receive dividends and any sale proceeds
with respect to the Stock in proportion to their respective ownership interests
therein.
Item 7 is hereby amended to read in its entirety as follows:
ITEM 7. MATERIAL TO BE FILED AS EXHIBITS.
Exhibit A - Agreement Regarding Joint Filing
Exhibit B - Transactions in the Stock by the Reporting Persons since the
most recent filing on Schedule 13D.
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CUSIP No. 671040 10 3 13D Page 7 of 7 Pages
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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: July 16, 1999
BIOTECHNOLOGY VALUE FUND, L.P.
By: BVF Partners L.P., its general partner
By: BVF Inc., its general partner
By: /s/ MARK N. LAMPERT
------------------------
Mark N. Lampert
President
BVF PARTNERS L.P.
By: BVF Inc., its general partner
By: /s/ Mark N. Lampert
------------------------
Mark N. Lampert
President
BVF INC.
By: /s/ Mark N. Lampert
-----------------------
Mark N. Lampert
President
<PAGE>
EXHIBIT A
AGREEMENT REGARDING JOINT FILING
The undersigned, Biotechnology Value Fund, L.P., a Delaware limited
partnership, and BVF Partners L.P., a Delaware limited partnership, and BVF
Inc., a Delaware corporation, hereby agree and acknowledge that the Amendment
containing the information required by Schedule 13D, to which this Agreement is
attached as an exhibit, is filed on behalf of each of them. The undersigned
further agree that any further amendments or supplements thereto shall also be
filed on behalf of each of them.
Dated: July 16, 1999.
BIOTECHNOLOGY VALUE FUND, L.P.
By: BVF Partners L.P., its general partner
By: BVF Inc., its general partner
By: /s/ Mark N. Lampert
------------------------
Mark N. Lampert
President
BVF PARTNERS L.P.
By: BVF Inc., its general partner
By: /s/ Mark N. Lampert
------------------------
Mark N. Lampert
President
BVF INC.
By: /s/ Mark N. Lampert
-----------------------
Mark N. Lampert
President
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EXHIBIT B
TRANSACTIONS IN THE STOCK BY THE REPORTING PERSONS
DURING THE PAST SIXTY DAYS
<TABLE>
<CAPTION>
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Trade Date By For the Quantity Price per Type of Trade Broker
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Account of Share
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<S> <C> <C> <C> <C> <C> <C>
05/27/99 ILL10 Partners 20,000 $6.0125 Purchase INET
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05/28/99 BVF Partners 2,600 $6.0503 Purchase INET
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05/28/99 BVF Ltd. Partners 2,000 $6.0503 Purchase INET
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06/25/99 BVF Partners 18,400 $4.1875 Purchase INET
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07/12/99 BVF Partners 65,000 $4.0000 Purchase INET
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07/12/99 BVF Ltd. Partners 13,500 $4.0000 Purchase INET
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07/13/99 BVF Partners 75,000 $3.9903 Purchase INET
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07/13/99 ILL10 Partners 5,000 $3.9903 Purchase INET
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07/13/99 BVF Ltd. Partners 65,000 $3.9903 Purchase INET
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</TABLE>
INET = Instinet