Key facts
- This page summarizes Peter J. Gundermann's Form 4 filing for ASTRONICS CORP (ATRO).
- 1 reported transaction and 15 derivative rows are listed below.
- Accepted by SEC: 08 Dec 2025, 16:43.
Peter J. Gundermann - 04 Dec 2025 Form 4 Insider Report for ASTRONICS CORP (ATRO)
- Reporting relationship
- PRESIDENT/CEO, Director
- Issuer ticker
- ATRO
- Reported as of
- 04 Dec 2025
- Net transaction value
- +$1,538,670
- SEC form
- 4
- Accepted by SEC
- 08 Dec 2025, 16:43:45 UTC
- Prior SEC filing
- 24 Nov 2025
- Next SEC filing
- 23 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- /S/JULIE DAVIS, AS POWER OF ATTORNEY FOR PETER J. GUNDERMANN
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Peter J. Gundermann filed Form 4 for ASTRONICS CORP (ATRO) on 08 Dec 2025.
Change
- Previous filing in this sequence was filed on 24 Nov 2025.
- Current net transaction value: +$1,538,670.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001182854
Primary reporting owner
GUNDERMANN PETER J
- Relationship
- PRESIDENT/CEO, Director
- Address
- 130 COMMERCE WAY, EAST AURORA
- Signature
- /S/JULIE DAVIS, AS POWER OF ATTORNEY FOR PETER J. GUNDERMANN
- Signature date
- 08 Dec 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
ATRO
holding
$.01 PV Com Stk
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 83,907
- Date
- 04 Dec 2025
- Ownership
- Direct
ATRO
holding
$.01 PV CL B STK
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 747,911
- Date
- 04 Dec 2025
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
ATRO
transaction
Derivative
Option
Award
- Transaction value
- $1,538,670
- Shares
- +29,750
- Change %
- Price
- $51.72
- Shares after
- 29,750
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 29,750
- Exercise price
- $51.72
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 14,460
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 14,460
- Exercise price
- $31.76
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 2,169
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV CL B STK
- Underlying amount
- 2,169
- Exercise price
- $31.76
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 26,300
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 26,300
- Exercise price
- $35.61
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 3,945
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV CL B STK
- Underlying amount
- 3,945
- Exercise price
- $35.61
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 34,790
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 34,790
- Exercise price
- $31.57
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 61,200
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 61,200
- Exercise price
- $30.04
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 98,900
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 98,900
- Exercise price
- $14.45
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 115,800
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 115,800
- Exercise price
- $11.13
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 125,000
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 125,000
- Exercise price
- $9.74
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 83,900
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 83,900
- Exercise price
- $15.15
ATRO
holding
Derivative
Restricted Stock Unit
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 9,206
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 9,206
- Exercise price
- Footnotes
- F1, F2
ATRO
holding
Derivative
Restricted Stock Unit
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 26,450
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 26,450
- Exercise price
- Footnotes
- F1, F3
ATRO
holding
Derivative
Option
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 75,800
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 75,800
- Exercise price
- $16.55
ATRO
holding
Derivative
Restricted Stock Unit
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 25,250
- Date
- 04 Dec 2025
- Ownership
- Direct
- Underlying class
- $.01 PV Com Stk
- Underlying amount
- 25,250
- Exercise price
- Footnotes
- F1, F4
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 4 footnotes
Footnote F1
Each restricted stock unit represents the right to receive, at settlement, one share of common stock.
Footnote F2
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.
Footnote F3
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.
Footnote F4
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.