Astronics ATRO Institutional Ownership

NASDAQ ATRO

$75.61 -0.39 (-0.51%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

312 Institutions

Increased 173 55.4%

Unchanged 34 10.9%

Reduced 105 33.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

87.11%

▼-1.17 pp QoQ

Shares Held by Institutions

31.13Mn

of 35.74Mn outstanding

▲+3.47% QoQ

Shares Outstanding

35.74Mn

4.61Mn held outside 13F filers

Institutional Investors

312

filed 13F for Jun 2026

▲+19 vs prior quarter

Net Shares Added (QoQ)

+1.04Mn

accumulated since last quarter

Value of Holdings

$2.37Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Astronics Corp (NASDAQ:ATRO) showed up in the 13F filings of 312 institutional investors as of June 2026.

Collectively, these holders controlled 87.1% of Astronics's outstanding shares in June 2026, down from 88.3% in March 2026.
They increased total shares held in ATRO by 3.47% quarter over quarter, and investors in Astronics increased 38.67% from a year ago.
Of these 312 funds, 173 grew their exposure to Astronics, 105 cut back, and 34 maintained positions.
Altogether, these fund groups held 31.13Mn shares in ATRO by June 2026, up by 1.04Mn shares quarter on quarter, and up 925.91K shares year over year.
As of June 30, 2026, the biggest holder of Astronics is BlackRock, Inc. at 3.06Mn shares, representing 8.55% of shares outstanding.
The largest buyers of Astronics for the quarter ending June 2026 were Westwood Holdings Group Inc (430.28K), Ophir Asset Management Pty Ltd (385.79K), Sixth Street Partners Management Company, L.P. (295.98K), Ameriprise Financial Inc (259.18K), PRICE T ROWE ASSOCIATES INC /MD/ (258.86K).
Top sellers of ATRO stock for the quarter ending June 2026 included AMERICAN CENTURY COMPANIES INC (300.87K), State Street Corp (298.57K), Private Capital Management, LLC (249.23K), Point72 Asset Management, L.P. (236.26K), BNP PARIBAS FINANCIAL MARKETS (222.7K).
Astronics's 10 largest shareholders as of June 2026 include BlackRock, Inc. (3.06Mn), State Street Corp (2.05Mn), AMERICAN CENTURY COMPANIES INC (1.44Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.42Mn), Capital International Investors (1.32Mn), GEODE CAPITAL MANAGEMENT, LLC (1.04Mn), Pertento Partners LLP (993.64K), NEXT CENTURY GROWTH INVESTORS LLC (743.09K), Ameriprise Financial Inc (709.84K), DIMENSIONAL FUND ADVISORS LP (676.93K) per Business Quant data.

Form 13F Holdings

312 Institutional Holders

Report period 30 Jun, 2026

Total shares held 31.13Mn

Of outstanding 87.11%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	3,056,789	8.55%	▲231,379	+8.19%	$248.39Mn
2	State Street Corp	0000093751	2,051,242	5.74%	▼298,573	-12.71%	$166.70Mn
3	AMERICAN CENTURY COMPANIES INC	0000748054	1,436,706	4.02%	▼300,867	-17.32%	$116.75Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,419,352	3.97%	▲30,453	+2.19%	$115.34Mn
5	Capital International Investors	0001562230	1,324,626	3.71%	▲35,679	+2.77%	$107.64Mn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,041,399	2.91%	▲154,366	+17.40%	$84.64Mn
7	Pertento Partners LLP	0001894571	993,637	2.78%	▲178,304	+21.87%	$80.74Mn
8	NEXT CENTURY GROWTH INVESTORS LLC	0001134007	743,086	2.08%	▼43,231	-5.50%	$60.38Mn
9	Ameriprise Financial Inc	0000820027	709,845	1.99%	▲259,178	+57.51%	$57.68Mn
10	DIMENSIONAL FUND ADVISORS LP	0000354204	676,931	1.89%	▲3,171	+0.47%	$55.02Mn
11	Capital World Investors	0001422849	576,671	1.61%	▲15,732	+2.80%	$46.86Mn
12	EMERALD ADVISERS, LLC	0001015083	513,984	1.44%	▲64,858	+14.44%	$41.77Mn
13	Goldman Sachs Group Inc	0000886982	484,353	1.36%	▲29,299	+6.44%	$39.36Mn
14	Westwood Holdings Group Inc	0001165002	430,281	1.20%	▲430,281	0.00%	$34.96Mn
15	Morgan Stanley	0000895421	422,557	1.18%	▼24,984	-5.58%	$34.34Mn
16	Nuveen, LLC	0001871926	413,383	1.16%	▲12,119	+3.02%	$33.59Mn
17	D. E. Shaw & Co., Inc.	0001009207	406,571	1.14%	▼201,878	-33.18%	$33.04Mn
18	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	400,061	1.12%	▲34,047	+9.30%	$32.51Mn
19	ROYCE & ASSOCIATES LP	0000906304	393,413	1.10%	▲30,030	+8.26%	$31.97Mn
20	Ophir Asset Management Pty Ltd	0001844640	385,791	1.08%	▲385,791	0.00%	$31.35Mn

Showing 1 to 20 of 312 holders