Astronics Ownership | Who Owns Astronics?

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Astronics Ownership Summary

Astronics is owned by 17.96% institutional investors, 2.39% insiders, and 79.65% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 7.34% of ATRO shares. American Funds SMALLCAP World A is the top mutual fund, with 5.18% of its assets in Astronics shares.

ATRO Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Astronics	17.96%	2.39%	79.65%
Sector	Industrials Stocks	49.61%	15.69%	34.70%
Industry	Defense Stocks	54.23%	11.75%	34.02%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	2.83M	7.34%	$188.54M
State street	2.35M	6.11%	$156.80M
Blackrock	2.07M	5.94%	$41.48M
Vanguard group	1.98M	5.58%	$107.16M
American century companies	1.74M	4.52%	$115.95M
Capital investors	1.29M	3.35%	$86.01M
Geode capital management	887.03K	2.31%	$59.20M
Pertento partners llp	815.33K	2.12%	$54.41M
Next century growth investors	786.32K	2.04%	$52.47M
Dimensional fund advisors lp	673.76K	1.75%	$44.95M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Caspian capital lp	267.72K	17.38%	$17.87M
Pertento partners llp	815.33K	3.98%	$54.41M
Next century growth investors	786.32K	3.80%	$52.47M
Minerva advisors	70.34K	3.03%	$4.69M
Teton advisors	117.00K	2.38%	$3.92M
Private capital management	322.54K	2.14%	$21.52M
Dendur capital lp	362.00K	1.71%	$16.51M
Emerald advisers	449.13K	0.95%	$29.97M
Needham investment management	272.50K	0.93%	$18.18M
Hennessy advisors	377.80K	0.91%	$25.21M

Top Buyers

Holder	Shares	% Assets	Change
Pertento partners llp	815.33K	3.98%	815.33K
Capital world investors	560.94K	0.01%	560.94K
State street	2.35M	0.01%	517.64K
Dendur capital lp	362.00K	1.71%	362.00K
Fisher asset management	348.84K	0.01%	288.20K

Top Sellers

Holder	Shares	% Assets	Change
Ack asset management	-	-	-597.47K
Capital investors	1.29M	0.02%	-560.94K
Praetorian pr	-	-	-530.65K
Luxor capital group, lp	8.88K	0.04%	-444.42K
Senator investment group lp	21.53K	0.07%	-437.47K

New Positions

Holder	Shares	% Assets	Change	Value
Pertento partners llp	815.33K	3.98%	815.33K	$54.41M
Capital world investors	560.94K	0.01%	560.94K	$37.43M
Dendur capital lp	362.00K	1.71%	362.00K	$16.51M
Jupiter asset management	280.98K	0.10%	280.98K	$18.75M
Vanguard fiduciary trust	217.93K	0.00%	217.93K	$14.54M

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-6.00
Clearstead advisors	-7.00
Decisionpoint financial	-15.00
Stephens consulting	-15.00
Swan capital	-20.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	109	-61.21%	6,910,599	-77.60%	17	0.24%	59	-64.02%	32	-57.89%
Dec 31, 2025	179	-23.18%	18,600,154	-36.31%	52	0.80%	101	-19.84%	48	-35.14%
Sep 30, 2025	222	0.91%	28,992,229	3.62%	80	1.34%	118	-17.48%	73	32.73%
Jun 30, 2025	228	23.91%	30,463,856	10.20%	84	1.37%	147	40.00%	58	5.45%
Mar 31, 2025	183	17.31%	27,633,488	15.38%	78	1.68%	104	9.47%	55	44.74%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Funds SMALLCAP World A	1.85M	5.18%	-
Stt Strt® SPDR® S&P® Arspc & Dfnc ETF	1.66M	4.61%	-10.93K
Vanguard Total Stock Mkt Idx Inv	1.01M	2.81%	3.17K
SPDR® S&P Aerospace & Defense ETF	923.37K	2.61%	-
Vanguard US Total Market Shares ETF	896.31K	2.54%	-
iShares Russell 2000 ETF	734.57K	2.05%	6.20K
American Century Small Cap Growth Inv	714.84K	2.00%	124.75K
American Century U.S. Small Cap Growth	714.84K	2.00%	124.75K
BBH Partner Fund Small Cap Equity	630.05K	1.80%	-144.95K
Avantis US Small Cap Value ETF	486.06K	1.35%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 01, 2025	Mulato James	Pres Astronics Test Systems	Sell	$518.24K
Sep 05, 2025	Mulato James	Pres Astronics Test Systems	Sell	$38.21K
Sep 05, 2025	Mulato James	Pres Astronics Test Systems	Sell	$4.87K
May 08, 2025	Keane Robert S	-	Sell	$5.40M
May 09, 2025	Keane Robert S	-	Sell	$999.05K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	-
2025 Q4	-	1
2025 Q3	-	2
2025 Q2	-	2
2025 Q1	-	1

ATRO Ownership FAQ

Who Owns Astronics?

Astronics shareholders are primarily institutional investors at 17.96%, followed by 2.39% insiders and 79.65% retail investors. The average institutional ownership in Astronics's industry, Defense Stocks, is 54.23%, which Astronics falls below.

Who owns the most shares of Astronics?

Astronics’s largest shareholders are Blackrock funding, inc. /de (2.83M shares, 7.34%), State street (2.35M shares, 6.11%), and Blackrock (2.07M shares, 5.94%). Together, they hold 19.39% of Astronics’s total shares outstanding.

Does Blackrock own Astronics?

Yes, BlackRock owns 5.94% of Astronics, totaling 2.07M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 41.48M$. In the last quarter, BlackRock increased its holdings by 104.82K shares, a 5.33% change.

Who is Astronics’s biggest shareholder by percentage of total assets invested?

Caspian capital lp is Astronics’s biggest shareholder by percentage of total assets invested, with 17.38% of its assets in 267.72K Astronics shares, valued at 17.87M$.

Who is the top mutual fund holder of Astronics shares?

American Funds SMALLCAP World A is the top mutual fund holder of Astronics shares, with 5.18% of its total shares outstanding invested in 1.85M Astronics shares.

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