Sec Form 4 Filing - KRAMER JAMES S @ ASTRONICS CORP - 2024-05-10

FORM 4 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 KRAMER JAMES S 2. Issuer Name and Ticker or Trading Symbol ASTRONICS CORP [ ATRO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) VP Luminescent Systems, Inc. (Last) (First) (Middle) 130 COMMERCE WAY 3. Date of Earliest Transaction (MM/DD/YY) 05/10/2024 (Street) EAST AURORA, NY14052 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 $.01 PV Com Stk 05/10/2024 A( 1 ) 224 A $ 0 35,318.876 D $.01 PV Com Stk 05/10/2024 F( 2 ) 81 D $ 0 35,237.876 D $.01 PV Com Stk 05/13/2024 J( 3 ) 129.557 A $ 18.89 35,367.433 D $.01 PV CL B STK 123,342 D $.01 PV Com Stk 35,555 I Estate executor James Kramer $.01 PV CL B STK 279,758 I Estate executor James Kramer

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) < /td> 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 Option $ 15.15 12/07/2024 12/07/2033 $.01 PV Com Stk 8,300 8,300 D Option $ 35.61 12/12/2018 12/12/2027 $.01 PV Com Stk 5,340 5,340 D Option $ 27.72 12/03/2016 12/03/2025 $.01 PV Com Stk 3,500 3,500 D Restricted Stock Unit ( 4 ) ( 5 ) ( 5 ) $.01 PV Com Stk 15,900 15,900 D Option $ 35.61 12/12/2018 12/12/2027 $.01 PV CL B STK 801 801 D Option $ 30.83 12/11/2015 12/11/2024 $.01 PV CL B STK 1,417 1,417 D Option $ 28.45 12/11/2014 12/11/2023 $.01 PV Com Stk 2,330 2,330 D Restricted Stock Unit ( 4 ) ( 6 ) ( 6 ) $.01 PV Com Stk 8,850 8,850 D Option $ 31.57 12/13/2019 12/13/2028 $.01 PV Com Stk 7,060 7,060 D Restricted Stock Unit ( 4 ) ( 7 ) ( 7 ) $.01 PV Com Stk 8,150 8,150 D Restricted Stock Unit ( 4 ) ( 8 ) ( 8 ) $.01 PV Com Stk 0 0 D Option $ 14.45 01/22/2022 01/22/2031 $.01 PV Com Stk 20,250 20,250 D Option $ 28.45 12/11/2014 12/11/2023 $.01 PV CL B STK 1,922 1,923 D Option $ 31.76 12/14/2017 12/14/2026 $.01 PV CL B STK 551 551 D Restricted Stock Unit ( 4 ) ( 9 ) ( 9 ) $.01 PV Com Stk 0 0 D Option $ 30.83 12/11/2015 12/11/2024 $.01 PV Com Stk 2,720 2,720 D Option $ 27.72 12/03/2016 12/03/2025 $.01 PV CL B STK 1,129 1,129 D Option $ 11.13 12/09/2022 12/09/2031 $.01 PV Com Stk 24,500 24,500 D Option $ 30.04 12/09/2020 12/09/2029 $.01 PV Com Stk 13,600 13,600 D Option $ 9.74 12/16/2023 12/16/2032 $.01 PV Com Stk 26,700 26,700 D Option $ 31.76 12/14/2017 12/14/2026 $.01 PV Com Stk 3,670 3,670 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other KRAMER JAMES S 130 COMMERCE WAY EAST AURORA, NY14052 VP Luminescent Systems, Inc. Signatures /s/Julie Davis, as Power of Attorney for James S. Kramer 05/14/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to Astronics Corp. decision to pay out amounts earned by the reporting person under the 2024 bonus plan in shares of the Issuers common stock, par value $0.01 per share, instead of cash, the reporting person was granted the above referenced stock bonus award as a bonus for Q1 2024. ( 2 )Shares of common stock withheld by Astronics Corp. to satisfy applicable withholding tax upon the grant of the stock bonus award. ( 3 )Reflects issuer's contribution to the reporting person's account in the issuer stock fund included in the issuer's 401(k) plan. The shares are held in the 401(k) account. ( 4 )Each restricted stock unit represents the right to receive, at settlement, one share of common stock. ( 5 )Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January 1, 2024- December 31, 2026. The "target" number of restricted stock units is reported. Between 50% and 150% of the target number of units may vest on February 22, 2027, with the vesting percentage determined based on actual performance. ( 6 )Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January1, 2022- December 31, 2024. The "target" number of restricted stock units is reported. Between 75% and 115% of the target number of units may vest on February 24, 2025, with the vesting percentage determined based on actual performance. ( 7 )Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January 1, 2023- December31, 2025. The "target" number of restricted stock units is reported. Between 75% and 115% of the target number of units may vest on February 23, 2026, with the vesting percentage determined based on actual performance. ( 8 )Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January1, 2021- December 31, 2023. The "target" number of restricted stock units is reported. Between 75% and 115% of the target number of units may vest on December 31, 2023, with the vesting percentage determined based on actual performance. ( 9 )These restricted stock units vest ratably on each anniversary of the grant date over three years.

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