ASTRONICS CORP (ATRO) Institutional Ownership Changes & 13F Activity

ASTRONICS CORP (ATRO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, First Eagle U.S. Value, Polen Capital Management, Alta Fox Capital Management, and Bares Capital Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2020Bares Capital ManagementSell-1,438183,502$1,417
Q2 2020Bares Capital ManagementSell-97,682184,940$1,953
Q2 2020Renaissance Technologies LLCSell-42,900105,500$1,114
Q1 2020Bares Capital ManagementBuy282,622282,622$2,594
Q1 2020Renaissance Technologies LLCBuy73,400148,400$1,362
Q4 2019Renaissance Technologies LLCSell-35,40075,000$2,096
Q2 2019Renaissance Technologies LLCBuy103,500110,400$4,440
Q1 2019Renaissance Technologies LLCSell-19,9006,900$226
Q3 2018Renaissance Technologies LLCBuy3,80026,800$1,166
Q1 2018Renaissance Technologies LLCBuy16,30523,000$858
Q4 2017Renaissance Technologies LLCSell-50,2726,695$278
Q3 2017Renaissance Technologies LLCSell-89,33356,967$1,695
Q2 2017Renaissance Technologies LLCBuy71,100146,300$4,458
Q2 2017Olstein Capital ManagementBuy7,60694,780$2,888
Q1 2017Renaissance Technologies LLCBuy66,20075,200$2,386
Q1 2017Olstein Capital ManagementBuy34,89087,174$2,766
Q4 2016Olstein Capital ManagementBuy92452,284$1,769
Q3 2016Renaissance Technologies LLCSell-76,3009,000$405
Q3 2016Olstein Capital ManagementSell-17,66051,360$2,314
Q2 2016Olstein Capital ManagementBuy69,02069,020$2,296
Q2 2016Renaissance Technologies LLCSell-24,10185,300$2,837
Q1 2016Renaissance Technologies LLCSell-76,199109,401$4,174
Q4 2015Renaissance Technologies LLCSell-44,769185,600$7,556
Q3 2015Renaissance Technologies LLCBuy149,361230,369$9,314
Q2 2015Renaissance Technologies LLCBuy27,28281,008$5,743
Q1 2015Renaissance Technologies LLCBuy19,32653,726$3,960
Q2 2014Renaissance Technologies LLCSell-34,50034,400$1,942
Q1 2014Renaissance Technologies LLCBuy19,80068,900$4,369
Q4 2013Renaissance Technologies LLCBuy5,50049,100$2,504
Q3 2013Renaissance Technologies LLCBuy22,40043,600$2,167

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.

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