3 1 form3.txt U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 3 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 (Print or type responses) ________________________________________________________________________________ 1. Name and Address of Reporting Person* Mariner Partners, Inc. -------------------------------------------------------------------------------- (Last) (First) (Middle) 780 Third Avenue 16th Floor -------------------------------------------------------------------------------- (Street) New York, NY 10017 -------------------------------------------------------------------------------- (City) (State) (Zip) ________________________________________________________________________________ 2. Date of Event Requiring Statement (Month/Day/Year) 2/20/02 ________________________________________________________________________________ 3. IRS Identification Number of Reporting Person, if an entity (Voluntary) ________________________________________________________________________________ 4. Issuer Name and Ticker or Trading Symbol NYMAGIC, Inc. ("NYM") ________________________________________________________________________________ 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) [_] Director [X] 10% Owner [_] Officer (give title below) [_] Other (specify below) ________________________________________________________________________________ 6. If Amendment, Date of Original (Month/Day/Year) ________________________________________________________________________________ 7. Individual or Joint/Group Filing (Check applicable line) [X] Form filed by One Reporting Person [ ] Form filed by More than One Reporting Person ================================================================================ Table I -- Non-Derivative Securities Beneficially Owned ================================================================================

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 5(b)(v). (Over) FORM 3 (continued) Table II -- Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================

MARINER PARTNERS, INC By: /s/ William Jeter Michaelcheck March 4, 2002 --------------------------------------------- ---------------------- Its: Chief Executive Officer Date **Signature of Reporting Person ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Page 2

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