Astronics ATRO Institutional Ownership

Updated Oct 11, 2026

Astronics Corp (NASDAQ:ATRO) was reported as a holding by 311 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Collectively, these holders controlled 86.29% of Astronics' outstanding shares in Q2 2026, down from 87.38% in Q1 2026.
• Total holdings of ATRO shares fell 0.44% from Q1 2026, and the holder count rose 38.84% from Q2 2025.
• Of the 311 holders, 174 added to their positions, 103 reduced their stakes and 34 left their positions unchanged in Q2 2026.
• Altogether, institutional holders owned 30.84Mn ATRO shares at the end of Q2 2026, down 135.05K from the prior quarter and up 1.8Mn from a year earlier.
• BlackRock, Inc. led 13F holders of ATRO with 3.06Mn shares as of June 30, 2026, or 8.55% of shares outstanding.
• The biggest increases in ATRO positions during Q2 2026 came from Ameriprise Financial Inc (+259.18K shares), T. Rowe Price Associates Inc (+258.86K shares), BlackRock, Inc. (+231.38K shares), Pertento Partners LLP (+178.3K shares) and Geode Capital Management, LLC (+154.37K shares).
• On the other side, among holders that kept a position in Astronics, the largest reductions in Q2 2026 came from American Century Companies Inc (-300.87K shares), State Street Corp (-298.57K shares), Private Capital Management, LLC (-249.23K shares), Point72 Asset Management, L.P. (-236.26K shares) and BNP Paribas Financial Markets (-222.7K shares).
• Per Business Quant data, the 10 largest holders of Astronics at the end of Q2 2026 were BlackRock, Inc. (3.06Mn shares), State Street Corp (2.05Mn shares), American Century Companies Inc (1.44Mn shares), Vanguard Capital Management LLC (1.42Mn shares), Capital International Investors (1.32Mn shares), Geode Capital Management, LLC (1.04Mn shares), Pertento Partners LLP (993.64K shares), Next Century Growth Investors LLC (743.09K shares), Ameriprise Financial Inc (709.85K shares) and Dimensional Fund Advisors LP (676.93K shares).