ATROB — Astronics Corp Institutional Holders · Q3 2026
Who owns Astronics Corp (ATROB)? 2 institutions reported holding $7,731 in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: GAMMA Investing LLC ($7,731), MassMutual Private Wealth & Trust, FSB ($0).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GAMMA Investing LLC | $7,731 | 114 | Trimmed |
| 2 | MassMutual Private Wealth & Trust, FSB | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-09-30