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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G/A
(Amendment No. 1)
Under the Securities Exchange Act of 1934
Enzon, Inc.
-----------
Common Stock, par value $0.01 per share
(Title of Class of Securities)
February 10, 2001
(CUSIP Number: 293904108)
December 31, 2000
-----------------
Date of event which requires filing
Check the appropriate box to designate the rule pursuant to which the 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 in the remainder of this cover page shall not be deemed
to be filled for the purpose of Section 18 of the Securities Exchange Act of
1934 (the "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 to Schedule 13G).
1
CUSIP No. 293904108 13G Page 2 of 10 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Paramount Capital Asset Management, Inc.
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) |_|
(b) |_|
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER
None
--------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 300
OWNED BY --------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON None
WITH --------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
300
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
300
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
|_|
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.0%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
CO
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
2
CUSIP No. 038505103 13G Page 3 of 10 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Aries Domestic Fund, 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
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER
None
--------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 87
OWNED BY --------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH --------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
87
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
87
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
|_|
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.0%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
PN
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
3
CUSIP No. 293904108 13G Page 4 of 10 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
The Aries Domestic Fund II, 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
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER
None
--------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 32
OWNED BY --------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON None
WITH --------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
32
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
32
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
|_|
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.0%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
PN
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
4
CUSIP No. 293904108 13G Page 5 of 10 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
The Aries Master Fund II
- --------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) |_|
(b) |_|
- --------------------------------------------------------------------------------
3 SEC USE ONLY
- --------------------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Cayman Islands
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER
None
--------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 181
OWNED BY --------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON None
WITH --------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
181
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
181
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
|_|
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.0%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
OO (see Item 2)
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
5
CUSIP No. 293904108 13G Page 6 of 10 Pages
- --------------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Lindsay A. Rosenwald, M.D.
- --------------------------------------------------------------------------------
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
- --------------------------------------------------------------------------------
5 SOLE VOTING POWER
None
--------------------------------------------------------------
NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 300
OWNED BY --------------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON None
WITH --------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
300
- --------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
300
- --------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
|_|
- --------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
0.0%
- --------------------------------------------------------------------------------
12 TYPE OF REPORTING PERSON*
IN
- --------------------------------------------------------------------------------
*SEE INSTRUCTIONS BEFORE FILLING OUT
6
ITEM 1(a). NAME OF ISSUER:
Enzon, Inc.
ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
20 Kingsbridge Rd.
Piscataway, NJ 08854
ITEM 2(a) NAME OF PERSON FILING:
This statement is filed on behalf of Paramount Capital Asset
Management, Inc. ("Paramount Capital"), Aries Domestic Fund, L.P.
("Aries Domestic"), Aries Domestic Fund II, L.P. ("Aries II"), Aries
Master Fund II, a Cayman Island exempted company ("Aries Fund") and
Lindsay A. Rosenwald, M.D. ("Dr. Rosenwald" and collectively,
"Reporting Parties"). See attached Exhibit A which is a copy of
their agreement in writing to file this statement on behalf of each
of them.
Dr. Rosenwald is an investment banker, venture capitalist, fund
manager and sole stockholder of Paramount Capital,(1) a Subchapter S
corporation incorporated in Delaware. Paramount Capital is the
General Partner to each of Aries Domestic,(2) and Aries Domestic II,
limited partnerships incorporated in Delaware. Paramount Capital is
the Investment Manager to Aries Fund,(3) a Cayman Islands exempted
company.
Dr. Rosenwald, Paramount Capital, Aries Domestic and Aries Fund and
their respective officers, directors, general partners, investment
managers, or trustees have not, during the five years prior to the
date hereof, been convicted in a criminal proceeding (excluding
traffic violations or similar misdemeanors).
ITEM 2(b) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
Paramount Capital's, Aries Domestic's, Aries II's, and Dr.
Rosenwald's business address is 787 Seventh Avenue, 48th Floor, New
York, New York, 10019. The business address for The Aries Fund is
c/o Fortis Fund Services Cayman Limited, Grand Pavilion Commercial
Center, 802 West Bay Road, Grand Cayman, Cayman Islands.
ITEM 2(c). CITIZENSHIP:
Dr. Rosenwald is a citizen of the United States of America.
ITEM 2(d). TITLE OF CLASS OF SECURITIES:
Common Stock, no par value per share.
ITEM 2(e). CUSIP NUMBER: 293904108
ITEM 3. |X| CHECK THIS BOX IF THIS STATEMENT IS FILED PURSUANT TO RULE
13d-1(c)
ITEM 4. OWNERSHIP
For information concerning the ownership of Common Stock of the
Company by the Reporting Persons, see Items 5 through 9 and 11 of
the cover pages to this schedule 13G and footnotes thereto.
- ----------
(1) Please see attached Exhibit B indicating the executive officers and
directors of Paramount Capital and providing information called for by
Items 2-6 of this statement as to said officers and directors. Exhibit B
is herein incorporated by reference.
(2) Please see attached Exhibit C indicating the general partner to each of
Aries Domestic and Aries II and the general partner's executive officers
and directors and providing information called for by Items 2-6 of this
statement as to said general partners, officers and directors. Exhibit C
is herein incorporated by reference.
(3) Please see attached Exhibit D indicating the investment manager of the
Aries Fund and the investment manager's executive officers and directors
and providing information called for by Items 2-6 of this statement as to
said investment manager and officers and directors. Exhibit D is herein
incorporated by reference.
7
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS
As of the date of the filing of this Schedule 13G Amendment,
Reporting Persons ceased to be the beneficial owners of more than 5%
of the shares of the Issuer.
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 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
a transaction having that purpose and effect.
Material to be Filed as Exhibits:
Exhibit A - Copy of an Agreement between Dr. Rosenwald, Paramount Capital, Aries
Domestic, Aries II and Aries Fund to file this Statement on Schedule
13G on behalf of each of them.
Exhibit B - List of executive officers and directors of Paramount Capital and
information called for by Items 2-6 of this statement relating to
said officers and directors.
Exhibit C - List of executive officers and directors of Aries Domestic and Aries
II and information called for by Items 2-6 of this statement
relating to said officers and directors.
Exhibit D - List of executive officers and directors of Aries Fund and
information called for by Items 2-6 of this statement relating to
said officers and directors.
8
SIGNATURES
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.
PARAMOUNT CAPITAL ASSET MANAGEMENT, INC.
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
ARIES DOMESTIC FUND, L.P.
By Paramount Capital Asset Management, Inc.,
General Partner
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
ARIES DOMESTIC FUND, II L.P.
By Paramount Capital Asset Management, Inc.,
General Partner
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
THE ARIES MASTER FUND
By Paramount Capital Asset Management, Inc.
Investment Manager
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
9
EXHIBIT A
AGREEMENT
JOINT FILING OF SCHEDULE 13G
The undersigned hereby agrees to jointly prepare and file with regulatory
authorities a Schedule 13G and any future amendments thereto reporting each of
the undersigned's ownership of securities of Enzon, Inc.and hereby affirm that
such Schedule 13G is being filed on behalf of each of the undersigned.
PARAMOUNT CAPITAL ASSET MANAGEMENT, INC.
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
ARIES DOMESTIC FUND, L.P.
By Paramount Capital Asset Management, Inc.
General Partner
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
ARIES DOMESTIC FUND II, L.P.
By Paramount Capital Asset Management, Inc.
General Partner
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
THE ARIES MASTER FUND
By Paramount Capital Asset Management, Inc.
Investment Manager
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
Title: Chairman
Dated: February 10, 2001
New York, NY By /s/ Lindsay A. Rosenwald
-------------------------------------------
Name: Lindsay A. Rosenwald, M.D.
10
EXHIBIT B
The name and principal occupation or employment, which in each instance is with
Paramount Capital Asset Management, Inc. ("Paramount Capital") located at 787
Seventh Avenue, 48th Floor, New York, New York, 10019, of each executive officer
and director of Paramount Capital is as follows:
NAME PRINCIPAL OCCUPATION
Lindsay A. Rosenwald, M.D. Chairman of the Board and sole
shareholder, Paramount Capital Asset
Management, Inc., Paramount Capital
Investments LLC and Paramount Capital,
Inc.
Mark C. Rogers, M.D. President of Paramount Capital Asset
Management, Inc., Paramount Capital
Investments, LLC, and Paramount Capital,
Inc.
Peter Morgan Kash Director of Paramount Capital Asset
Management, Inc., Senior Managing
Director, Paramount Capital, Inc.
Dr. Yuichi Iwaki Director of Paramount Capital Asset
Management, Inc., Professor, University of
Southern California School of Medicine
Item 2.
During the five years prior to the date hereof, the above person (to the best of
Paramount Capital=s knowledge) has not been convicted in a criminal proceeding
(excluding traffic violations or similar misdemeanors). Additionally, during the
five years prior to the date hereof, the above person (to the best of Paramount
Capital's knowledge) has not been a party to a civil proceeding, of a judicial
or administrative body of competent jurisdiction, as a result of which such
person was or is subject to a judgment, decree or final order enjoining future
violations of, or prohibiting or mandating activities subject to, Federal or
State securities laws or finding any violation with respect to such laws.
Items 3-6.
Please refer to Items 3-6 herein reporting the beneficial ownership.
11
EXHIBIT C
The name and principal occupation or employment of the General Partner of Aries
Domestic and Aries II, which are located at 787 Seventh Avenue, 48th Floor, New
York, New York, 10019, is as follows:
NAME PRINCIPAL OCCUPATION
- ----
Paramount Capital Asset Management, Inc General Partner; Investment Manager
Exhibit B is hereby incorporated by reference.
Item 2.
During the five years prior to the date hereof, the above person (to the best of
Aries Domestic's and Aries II's knowledge) has not been convicted in a criminal
proceeding (excluding traffic violations or similar misdemeanors). Additionally,
during the five years prior to the date hereof, the above person (to the best of
Aries Domestic's and Aries II's knowledge) has not been a party to a civil
proceeding, of a judicial or administrative body of competent jurisdiction, as a
result of which such person was or is subject to a judgment, decree or final
order enjoining future violations of, or prohibiting or mandating activities
subject to, Federal or State securities laws or finding any violation with
respect to such laws.
Items 3-6.
Please refer to Items 3-6 herein reporting the beneficial ownership.
12
EXHIBIT D
The name and principal occupation or employment, which in the case of Paramount
Capital Asset Management, Inc. is located at 787 Seventh Avenue, 48th Floor, New
York, New York, 10019, of each executive officer and director of Aries Fund is
as follows:
PRINCIPAL OCCUPATION NAME
OR EMPLOYMENT ----
- -------------
Paramount Capital Asset Management, Inc. Investment Manager
Fortis Fund Services Cayman Limited Administrator
Grand Pavilion Commercial Center
802 West Bay Road
Grand Cayman, Cayman Islands
Exhibit B is hereby incorporated by reference.
Item 2.
During the five years prior to the date hereof, the above person (to the best of
Aries Fund's knowledge) has not been convicted in a criminal proceeding
(excluding traffic violations or similar misdemeanors). Additionally, during the
five years prior to the date hereof, the above person (to the best of Aries
Fund's knowledge) has not been a party to a civil proceeding, of a judicial or
administrative body of competent jurisdiction, as a result of which such person
was or is subject to a judgment, decree or final order enjoining future
violations of, or prohibiting or mandating activities subject to, Federal or
State securities laws or finding any violation with respect to such laws.
Items 3-6.
Please refer to Items 3-6 herein reporting the beneficial ownership.
13