Astronics Corp - Common Stock (ATROB)

CUSIP: 046433207

Q3 2026 13F Holders as of 30 Sep 2026

Holder snapshot 5 signals
Share change
-57
SEC-reported price per share
$63.76
Number of holders
2
Value change
-$4,324
Number of sells
3
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
10,820,903

Security key

046433207

Report period

Q3 2026

Institutions

2

Top holders

2

Ownership snapshot

Top reported holders of ATROB - Astronics Corp - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Capital International Inv...
Disclosed value leader
BlackRock, Inc.
Comparable rows
10/15
Latest evidence
30 Jun 2026
13F 13D/G 3/4/5 Lead comparable stake: 5.8% 5 rows are not safely comparable across share classes. 13D/G row: Capital International Investors Showing 1-6 of 15 holder rows.

Quick read

Capital International Investors leads the comparable SEC ownership view at 5.8%.

10 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Capital International Investors's linked filing trail.
Comparable ownership Top 5
Capital International Investors 5.8%
VANGUARD CAPITAL MANAGEMENT LLC 5.1%
NEXT CENTURY GROWTH INVESTORS LLC 4.8%
AMERICAN CENTURY INVESTMENT MANAG... 4.5%
ACK Asset Management LLC 4%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Capital International Investors
13F 13D/G
Company
5.8%
Reported 13D/G · 30 Jun 2026
$107,639,109
1,324,626 shares
— 30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC
13F 13D/G
Company · Vanguard Capital Management
5.1%
Reported 13D/G · 31 Mar 2026
$115,336,544
1,419,352 shares
— 30 Jun 2026
NEXT CENTURY GROWTH INVESTORS LLC
13F 13D/G
Company
4.8%
Reported 13D/G · 13 Feb 2025
$71,939,028
895,136 shares
mixed-class rows
— 30 Jun 2026
AMERICAN CENTURY INVESTMENT MANAGEMENT INC
13D/G
4.5%
Reported 13D/G · 30 Jun 2026
$102,250,366
1,436,706 shares
-$23,310,239 30 Jun 2026
ACK Asset Management LLC
13D/G
4%
Reported 13D/G · 30 Sep 2025
$56,862,900
1,230,000 shares
$0 30 Sep 2025
DIMENSIONAL FUND ADVISORS LP
13F 13D/G
Company
3.1%
Reported 13D/G · 30 Sep 2026
$55,019,178
676,931 shares
— 30 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
2
Shares
181
Rows available
2
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders
21
Q3 2026 holders
2
Holder diff
-19
Investor Q2 2026 Shares Q3 2026 Shares Share Diff Share Chg % Q2 2026 value Q3 2026 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .