Peter J. Gundermann - Mar 18, 2025 Form 4/A - Amendment Insider Report for ASTRONICS CORP (ATRO)

Role: PRESIDENT/CEO, Director
Signature: /S/JULIE DAVIS, AS POWER OF ATTORNEY FOR PETER J. GUNDERMANN
Stock symbol: ATRO
Transactions as of: Mar 18, 2025
Transactions value $: -$102,953
Form type: 4/A - Amendment
Date filed: 4/3/2025, 04:06 PM
Date Of Original Report: Mar 20, 2025
Previous filing: Mar 3, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ATRO	$.01 PV Com Stk	Options Exercise	$0	+11.1K	+14.75%	$0.00	86K	Mar 18, 2025	Direct
transaction	ATRO	$.01 PV Com Stk	Tax liability	-$103K	-4.13K	-4.8%	$24.91	81.9K	Mar 18, 2025	Direct	F1, F2, F3
holding	ATRO	$.01 PV CL B STK						743K	Mar 18, 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ATRO	Restricted Stock Unit	Options Exercise	$0	-11.1K	-100%	$0.00	0	Mar 18, 2025	$.01 PV Com Stk	11.1K		Direct	F4, F8
holding	ATRO	Option						13.7K	Mar 18, 2025	$.01 PV Com Stk	13.7K	$27.72	Direct
holding	ATRO	Option						4.42K	Mar 18, 2025	$.01 PV CL B STK	4.42K	$27.72	Direct
holding	ATRO	Option						14.5K	Mar 18, 2025	$.01 PV Com Stk	14.5K	$31.76	Direct
holding	ATRO	Option						2.17K	Mar 18, 2025	$.01 PV CL B STK	2.17K	$31.76	Direct
holding	ATRO	Option						26.3K	Mar 18, 2025	$.01 PV Com Stk	26.3K	$35.61	Direct
holding	ATRO	Option						3.95K	Mar 18, 2025	$.01 PV CL B STK	3.95K	$35.61	Direct
holding	ATRO	Option						34.8K	Mar 18, 2025	$.01 PV Com Stk	34.8K	$31.57	Direct
holding	ATRO	Option						61.2K	Mar 18, 2025	$.01 PV Com Stk	61.2K	$30.04	Direct
holding	ATRO	Option						98.9K	Mar 18, 2025	$.01 PV Com Stk	98.9K	$14.45	Direct
holding	ATRO	Option						116K	Mar 18, 2025	$.01 PV Com Stk	116K	$11.13	Direct
holding	ATRO	Option						125K	Mar 18, 2025	$.01 PV Com Stk	125K	$9.74	Direct
holding	ATRO	Option						83.9K	Mar 18, 2025	$.01 PV Com Stk	83.9K	$15.15	Direct
holding	ATRO	Restricted Stock Unit						9.21K	Mar 18, 2025	$.01 PV Com Stk	9.21K		Direct	F4, F5
holding	ATRO	Restricted Stock Unit						26.5K	Mar 18, 2025	$.01 PV Com Stk	26.5K		Direct	F4, F6
holding	ATRO	Option						75.8K	Mar 18, 2025	$.01 PV Com Stk	75.8K	$16.55	Direct
holding	ATRO	Restricted Stock Unit						25.3K	Mar 18, 2025	$.01 PV Com Stk	25.3K		Direct	F4, F7

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares withheld by Astronics Corp. to satisfy applicable withholding tax upon vesting of restricted stock units.
F2	The original Form 4, filed on March 20, 2025, is being amended by this Form 4 amendment to correct an administrative error, which misreported the transaction as Acquired (A) instead of Disposed (D). The amendment shows the transaction as a Disposition (D).
F3	The original Form 4, filed on March 20, 2025, is being amended by this Form 4 amendment to correct an administrative error, which misreported the total amount of securities owned following the reported transaction. The amendment shows the correct securities owned after the transaction.
F4	Each restricted stock unit represents the right to receive, at settlement, one share of common stock.
F5	Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January 1, 2023- December 31, 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.
F6	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 23, 2027, with the vesting percentage determined based on actual performance.
F7	Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January 1, 2025- December 31, 2027. The "target" number of restricted stock units is reported. Between 50% and 150% of the target number of units may vest on February 27, 2028, with the vesting percentage determined based on actual performance.
F8	Vesting of these restricted stock units depends on Astronics Corp.'s average annual adjusted EBITDA for the period January 1, 2022- December 31, 2024. The amount shown reflects 75% of the target number of restricted stock units which vested on February 24, 2025.