FORM 5 

                                    U.S. SECURITIES AND EXCHANGE COMMISSION
                                           WASHINGTON, D.C. 20549

                                       ANNUAL STATEMENT OF CHANGES IN
                                                 BENEFICIAL OWNERSHIP
Check this box if no longer subject to Section 16. Form 4 Filed pursuant to Section 16(a) of the Securities Act of 1934, Section 17(a) of the Public Utility or Form 5 obligations Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 may continue. SEE Instruction 1(b). Form 3 Holdings Reported Form 4 Transactions Reported
1 Name and Address of Reporting Person 2 Issuer Name and Ticker or Trading 6. Relationship of Reporting Person to Symbol Issuer (Check all applicable) ABUCHOWSKI, ABRAHAM, DR. ENZON, INC. (ENZN) X Director ______ 10% Owner (Last) (First) (Middle) 3.IRS or Social 4.Statement for X Officer ______ Other Security Number of Month/Year (give title below) 62 BUNNVALE ROAD Reporting Person JUNE 30, 1995 (specify below) (Voluntary) CHAIRMAN OF THE BOARD (Street) 5.If Amendment, Date of Original CALIFON, (Month/Year) NJ 07830 (City) (State) (Zip) TABLE I - NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED 1. Title of Security 2.Trans- 3.Trans- 4.Securities Acquired 5.Amount of 6.Owner- 7.Nature of (Instr. 3) action action (A) or Disposed of Securities ship Indirect Date Code (D) Beneficially Form: Beneficial (Month/ (Instr. (Instr. 3, 4 and 5) Owned at End (D) or Ownership Day/ 8) of Issuer's Indirect (Instr. Year) Fiscal Year (I) 4) (Instr. 3 (Instr. and 4) 4) Amount (A) or Price (D) Common Stock ++ A 13,689 A ++ 15,329 I BY 401(K) PLAN 22,100 I BY SKG INC.+ 261,000 I BY TRUSTS+ 9,000 I BY SPOUSE+ 385,793 D
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Over) FORM 5 (CONTINUED) TABLE II - DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED (E.G., puts, calls, warrants, options, convertible securities)
1. Title of Derivative 2. 3. 4. 5.Number of 6.Date 7.Title and Amount 8. 9. 10. 11. Na- Security Conver Trans- Transac-Deriv- Exercisableof Underlying Price Number Owner- ture (Instru. 3) sion action tion ative and Securities (Instr. 3 of of ship of In- or Date Code Securities Expirationand 4) Deriv-Deriv- of De- direct Exercise(Month/Day/(Instr.Ac Date ative ative Bene- Price Year)8) quired (A) (Month/Day/ Secur-Secur- rivative ficial of or Disposed Year) ity ities Own- Deriv- of (D) (Instr.Bene- Security: ership ative (Instr. 3, 5) ficially (D) (Instr. 4) Security 4, and 5) Owned or In- at Direct End of Year (I)(Instr. (Instr. 4) 4) (A) (D) Date Expira- Title Amount Exer- tion or cisableDate Number of Shares STOCK OPTION (RIGHT TO $2.09 1/20/95A 40,000 1/20/971/20/05Common Stock 40,000 $2.09 40,000 D ---- PURCHASE)+++ Stock option (right to $2.63 8/24/94A 55,000 8/24/968/24/04Common Stock 55,000 $2.63 55,000 D ---- purchase)+++
Explanation of Responses: + The reporting person disclaims beneficial ownership of these shares and this report shall not be deemed an admission that the reporting person is the beneficial owner of such shares for purposes of Secion 16 or for any other purpose. ++ Purchased periodically throughout the fiscal year, ending in June 1995, in open market transactions for the reporting person's 401(k) retirement plan. +++ Granted under the Company's Non-Qualified Stock Option Plan, as amended, a Rule 16b-3 Plan.
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations . /S/ABRAHAM ABUCHOWSKI 2/12/96 SEE 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). **Signature of Reporting Person Date Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, SEE Instruction 6 for procedure.