Sec Form 3 Filing - Topaz Liron @ TAT TECHNOLOGIES LTD - 2026-03-18

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP 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(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Topaz Liron 2. Issuer Name and Ticker or Trading Symbol TAT TECHNOLOGIES LTD [ TATT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) X __ Other (specify below) TAT Israel General Manager (Last) (First) (Middle) 9335 HARRIS UNIT 260, CORNERS PKWY 3. Date of Earliest Transaction (MM/DD/YY) 03/18/2026 (Street) CHARLOTTE, NC28269 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Ordinary Shares 0 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Options (right to buy) $ 6.42 ( 1 ) 05/01/2029 Ordinary Shares 12,500 D Stock Options (right to buy) $ 29.93 ( 2 ) 02/04/2032 Ordinary Shares 30,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Topaz Liron 9335 HARRIS UNIT 260 CORNERS PKWY CHARLOTTE, NC28269 TAT Israel General Manager Signatures /s/ Liron Topaz 03/18/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )20,000 Stock options were granted on May 1, 2022. 7,500 of such options were previously vested, exercised and the underlying shares were sold. Of the 12,500 remaining options, 11,250 options are vested and outstanding and 1,250 options will vest on May 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each such vesting date. ( 2 )Stock options were granted on February 4, 2025 with 7,500 vesting on February 4,2026 and 1,875 vesting at each three months after February 4,2026 through February 4, 2029.

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 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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