ASTRONICS CORP (ATRO) Stock Institutional Trading Activity


ASTRONICS CORP (ATRO) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Polen Capital Management, Alta Fox Capital Management, First Eagle U.S. Value, and Bares Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2023First Eagle U.S. ValueBuy1,500340,999$6,772,240
Q2 2023Bares Capital ManagementSell-182,676730,618$14,510,073
Q1 2023Renaissance Technologies LLCBuy38,50082,200$1,098
Q1 2023First Eagle U.S. ValueBuy184,000339,499$4,535,707
Q1 2023Bares Capital ManagementSell-624,813913,294$12,201,608
Q4 2022Renaissance Technologies LLCBuy20043,700$450
Q4 2022First Eagle U.S. ValueSell-44,809155,499$1,601,640
Q4 2022Bares Capital ManagementSell-148,0961,538,107$15,842,502
Q3 2022Renaissance Technologies LLCBuy5,40043,500$342
Q3 2022First Eagle U.S. ValueSell-41,200200,308$1,574
Q3 2022Bares Capital ManagementSell-96,6961,686,203$13,254
Q2 2022Renaissance Technologies LLCSell-129,67738,100$387
Q2 2022First Eagle U.S. ValueBuy60,705241,508$2,456
Q2 2022Bares Capital ManagementBuy319,3031,782,899$18,132
Q1 2022First Eagle U.S. ValueBuy85,255180,803$2,338
Q1 2022Bares Capital ManagementBuy299,8071,463,596$18,924
Q4 2021First Eagle U.S. ValueBuy66,83395,548$1,147
Q4 2021Bares Capital ManagementSell-37,6651,163,789$13,965
Q3 2021First Eagle U.S. ValueBuy24,48428,715$404
Q3 2021Bares Capital ManagementBuy636,8381,201,454$16,892
Q2 2021First Eagle U.S. ValueBuy4,2314,231$74
Q2 2021Bares Capital ManagementBuy211,171564,616$9,886
Q1 2021Bares Capital ManagementBuy148,943353,445$6,376
Q4 2020Renaissance Technologies LLCSell-159,566167,777$2,220
Q4 2020Bares Capital ManagementBuy21,000204,502$2,706
Q3 2020Renaissance Technologies LLCBuy221,843327,343$2,527
Q3 2020Bares Capital ManagementSell-1,438183,502$1,417
Q2 2020Renaissance Technologies LLCSell-42,900105,500$1,114
Q2 2020Bares Capital ManagementSell-97,682184,940$1,953
Q1 2020Renaissance Technologies LLCBuy73,400148,400$1,362

Frequently asked questions about ATRO activity

  • Which institutional owners are buying ATRO?

    Institutional owners buying ATRO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ATRO activity?

    "Buy" means an investor increased their reported position in ATRO compared to the prior reporting period. This reflects growing exposure to ASTRONICS CORP (ATRO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ATRO increasing?

    Institutional interest in ATRO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.