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FORM 4
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U.S. SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
/ / Check box if no
longer subject to Filed pursuant to Section 16(a) of the Securities
Section 16. Form 4 Exchange Act of 1934, Section 17(a) of the
or Form 5 obligations Public Utility Holding Company Act of 1935
may continue. See or Section 30(f) of the Investment Company
Instruction 1(b). Act of 1940
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<S> <C> <C> <C> <C> <C> <C>
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1. Name and Address of Reporting Person* 2. Issuer Name and Ticker or Trading Symbol 6. Relationship of Reporting Person to
FINOVA Mezzanine Capital Inc. Environmental Tectonics Corporation (ETC) Issuer (Check all applicable)
- --------------------------------------------- ---------------------------------------------- Director X 10% Owner
(Last) (First) (Middle) 3. IRS or Social Security 4. Statement for ---- ---
500 Church Street, Suite 200 Number of Reporting Month/Year Officer (give Other (Specify
- --------------------------------------------- Person (Voluntary) December 1999 ---- title --- below)
(Street) ------------------ below)
Nashville Tennessee 37219 5. If Amendment,
- --------------------------------------------- Date of Original --------------------------------
(City) (State) (Zip) (Month/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
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TABLE 1 -- NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
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1. Title of Security 2. Trans- 3. Transac- 4. Securities Acquired (A) 5. Amount of Se- 6. Owner- 7. Nature
(Instr. 3) action tion or Disposed of (D) curities Benefi- ship of In-
Date Code (Instr. 3, 4 and 5) cially Owned at Form: direct
(Instr. 8) End of Month Direct Benefi-
(Month/ (Instr. 3 and 4) (D) or cial
Day/ --------------------------------------- Indirect Owner-
Year) Code V Amount (A) or Price (I) ship
(D) (Instr. 4) (Instr.
4)
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Environmental Tectonics
Corporation Common Stock 12/2/99 S 1,500 D $9.63
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Environmental Tectonics
Corporation Common Stock 12/3/99 S 2,600 D $9.63
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Environmental Tectonics
Corporation Common Stock 12/6/99 S 900 D $9.63
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Environmental Tectonics
Corporation Common Stock 12/7/99 S 500 D $9.63
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Environmental Tectonics
Corporation Common Stock 12/9/99 S 3,300 D $10.02 543,166 D
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Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Over)
*If the Form is filed by more than one Reporting Person, see Instruction 4(b)(v). SEC 1474 (7-96)
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FORM 4 (CONTINUED) TABLE II -- DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(E.G., PUTS, CALLS, WARRANTS, OPTIONS, CONVERTIBLE SECURITIES)
<S> <C> <C> <C> <C> <C> <C> <C>
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1. Title of Derivative 2. Conver- 3. Trans- 4. Trans- 5. Number of 6. Date Exer- 7. Title and Amount 8. Price
Security sion or action action Derivative cisable and of Underlying of
(Instr. 3) Exercise Date Code Securities Expiration Securities Deriv-
Price of (Month/ (Instr. Acquired (A) Date (Instr. 3 and 4) ative
Deriv- Day/ 8) or Disposed (Month/Day/ Secur-
ative Year) of (D) Year) ity
Security (Instr. 3, (Instr. 5)
4, and 5) -----------------------------------
Date Expira- Amount or
---------------------------- Exer- tion Title Number of
Code V (A) (D) cisable Date Shares
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ETC Stock Purchase Warrant $0.50 3/27/97 3/27/97 3/27/04 Common 332,820
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<S> <C> <C> <C>
1. Title of Derivative 9. Number of 10. Ownership 11. Nature of
Security Derivative Form of Indirect
(Instr. 3) Securities Derivative Beneficial
Beneficially Security: Ownership
Owned at End Direct (D) (Instr. 4)
of Month or Indirect (I)
(Instr. 4) (Instr. 4)
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ETC Stock Purchase Warrant 332,820 D
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Explanation of Responses:
**Intentional misstatements or omissions of facts constitute Federal Criminal Violations. /s/ Philip S. Clark 01/10/00
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). ----------------------------- --------
Philip S. Clark Date
Note. File three copies of this form, one of which must be manually signed. Vice President -- Group Counsel
If space provided is insufficient, see Instruction 6 for procedure. **Signature of Reporting Person
Potential persons who are to respond to the collection of information contained in this Page 2
form are not required to respond unless the form displays a currently valid OMB Number. SEC 1474 (7-96)
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