Security record · archived quarter
ATRO
Astronics Corporation · Industrials · Aerospace & Defense
2Tracked holders
0Δ holders
189.13KShares held
$12.73MReported value
+0New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 189.13K | $12.73M | n/a | n/a |
| Q2 2026 | 110 | +1 | 21.58M | $1.75B | +6 | −4 |
| Q1 2026 | 111 | +7 | 22.34M | $1.49B | +9 | −2 |
| Q4 2025 | 104 | +1 | 21.58M | $1.17B | +1 | n/a |
| Q3 2025 | 19 | -2 | 9.70M | $442.37M | n/a | −2 |
| Q2 2025 | 18 | 0 | 9.73M | $325.81M | n/a | n/a |
| Q1 2025 | 15 | +2 | 4.61M | $111.37M | +2 | n/a |
| Q4 2024 | 13 | 0 | 3.53M | $56.40M | +1 | −1 |
| Q3 2024 | 12 | +1 | 1.57M | $30.51M | +1 | n/a |
| Q2 2024 | 11 | n/a | 1.44M | $28.90M | n/a | n/a |
Who holds it · Q3 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | 180.92K | +26.8% | $12.20M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | Wealth Enhancement Advisory… | 8.22K | -44.1% | $529,586 | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 289 holders, 31.04M shares, $2.04B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Oct 08
SC 13G/A: DIMENSIONAL FUND ADVISORS LP
Aug 14
SC 13G/A: AMERICAN CENTURY INVESTMENT MANAGEMENT…
Aug 12
SC 13G: Capital International Investors
Aug 07
SC 13G: STATE STREET CORP
Aug 06
SC 13G/A: BlackRock, Inc.
Jul 14
SC 13G: DIMENSIONAL FUND ADVISORS LP
Jul 08
SC 13G: BlackRock, Inc.
Jul 08
SC 13G: STATE STREET CORP
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q3 2026 ·
Methodology ·
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