Astronics director updates Class B share holdings

Astronics Corp director Linda O'Brien reported changes in how she and her spouse hold company stock, driven by a one-for-five distribution of Class B stock to holders of both Common and Class B shares as of the record date of June 15, 2026.

Rhea-AI Filing Summary

Astronics Corp director Linda O'Brien reported changes in how she and her spouse hold company stock, driven by a one-for-five distribution of Class B stock to holders of both Common and Class B shares as of the record date of June 15, 2026.

Following these non-market transactions, she holds 21,372 shares of $.01 par value Common Stock directly and 1,200 Common shares indirectly through her husband. She also holds 4,274 shares of $.01 par value Class B Stock directly and 240 Class B shares indirectly, all reported at a transaction price of $0.00 per share.

Insider Trade Summary

Other: 4,514 shares

Other 4 txns

Insider O'Brien Linda

Role Director

Type	Security	Shares	Price	Value
Other	$.01 PV CL B STK	4,274	$0.00	$0.00
Other	$.01 PV CL B STK	240	$0.00	$0.00
holding	$.01 PV Com Stk	--	--	--
holding	$.01 PV Com Stk	--	--	--

Holdings After Transaction: $.01 PV CL B STK — 4,274 shares (Direct); $.01 PV CL B STK — 240 shares (Indirect, Spouse); $.01 PV Com Stk — 21,372 shares (Direct); $.01 PV Com Stk — 1,200 shares (Indirect, Spouse)

Footnotes (2)

1. F1. Shares issued pursuant to a one-for-five distribution of Class B stock to holders of both Common and Class B stock on the record date of June 15, 2026.
2. F2. Represents shares owned by her husband.

Key Figures

Direct Common Stock holdings: 21,372 shares Indirect Common Stock holdings: 1,200 shares Direct Class B Stock holdings: 4,274 shares +3 more

6 metrics

Direct Common Stock holdings 21,372 shares $.01 par value Common Stock following transactions on June 15, 2026

Indirect Common Stock holdings 1,200 shares $.01 par value Common Stock held through spouse after June 15, 2026

Direct Class B Stock holdings 4,274 shares $.01 par value Class B Stock following one-for-five distribution

Indirect Class B Stock holdings 240 shares $.01 par value Class B Stock held through spouse after distribution

Restructuring-related shares 4,514 shares Total Class B shares in restructuring-type transactions coded J

Record date June 15, 2026 Record date for one-for-five Class B stock distribution

Key Terms

one-for-five distribution, Class B stock, record date, indirect ownership, +1 more

5 terms

one-for-five distribution financial

"Shares issued pursuant to a one-for-five distribution of Class B stock to holders"

Class B stock financial

"one-for-five distribution of Class B stock to holders of both Common and Class B stock"

Class B stock is a type of company share that usually carries different voting or economic rights than the more common Class A shares — for example, fewer votes per share or different dividend rules. Investors care because those differences affect control and potential returns: it’s like owning a cheaper seat at an event that gives less say over what happens, so Class B shares can trade at different prices and influence how much sway a shareholder has over company decisions.

record date financial

"on the record date of June 15, 2026"

The record date is the specific day when a company determines which shareholders are eligible to receive a dividend or participate in an upcoming vote. It’s like a cutoff date; if you own the stock on that day, you get the benefits or voting rights. This date matters because it decides who qualifies for certain company benefits.

indirect ownership financial

"Represents shares owned by her husband."

other acquisition or disposition financial

"transaction code description: Other acquisition or disposition"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Linda O'Brien report in her Form 4 for Astronics (ATRO)?

Linda O'Brien reported changes in her direct and indirect holdings of Astronics stock tied to a one-for-five Class B stock distribution. The filing shows updated Common and Class B share balances, all at a reported transaction price of $0.00 per share.

How many Astronics common shares does Linda O'Brien hold after this Form 4?

After the reported transactions, Linda O'Brien holds 21,372 shares of $.01 par value Common Stock directly. She also reports 1,200 Common shares held indirectly through her spouse, giving investors a clearer picture of her total common equity exposure.

What Class B Astronics shares are reported in Linda O'Brien's Form 4?

The Form 4 shows Linda O'Brien with 4,274 shares of $.01 par value Class B Stock held directly and 240 Class B shares held indirectly through her spouse. These positions result from a one-for-five Class B stock distribution to eligible shareholders.

Does Linda O'Brien’s Astronics Form 4 show any open-market stock purchases or sales?

The Form 4 does not report open-market purchases or sales. The main reportable events are code J transactions, described as other acquisitions or dispositions, all at a transaction price of $0.00 per share tied to a stock distribution.

What is the one-for-five Class B stock distribution mentioned in Astronics director Linda O'Brien’s filing?

The filing notes that shares were issued under a one-for-five distribution of Class B stock to holders of both Common and Class B stock on the June 15, 2026 record date. This corporate action created the newly reported Class B positions.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/17/2026 - 04:13 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

O'Brien Linda

(Last) (First) (Middle)

6124 FOREST HIGHLANDS DR.

(Street)

FORT WORTH TEXAS 76132

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ASTRONICS CORP [ ATRO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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								21,372	D
$.01 PV CL B STK	06/15/2026		J(1)		4,274	A	$0	4,274	D
$.01 PV Com Stk								1,200	I	Spouse(2)
$.01 PV CL B STK	06/15/2026		J(1)		240	A	$0	240	I	Spouse(2)

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Shares issued pursuant to a one-for-five distribution of Class B stock to holders of both Common and Class B stock on the record date of June 15, 2026.

2. Represents shares owned by her husband.

Remarks:

	/s/Julie Davis, as Power of Attorney for Linda O'Brien	06/17/2026
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)