ASTRONICS CORP CL B ATROB
COM · Common Stock · CUSIP 046433207
- SectorIndustrials
- IndustryAircraft Parts & Auxiliary Equipment, NEC
- HeadquartersEast Aurora, NY
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $76.00.
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 1 |
| Q4 2022 | 1 |
| Q1 2023 | 1 |
| Q2 2023 | 1 |
| Q3 2023 | 1 |
| Q4 2023 | 1 |
| Q1 2024 | 1 |
| Q2 2024 | 2 |
| Q3 2024 | 1 |
| Q4 2024 | 1 |
| Q1 2025 | 1 |
| Q2 2025 | 2 |
| Q3 2025 | 1 |
| Q4 2025 | 1 |
| Q1 2026 | 2 |
| Q2 2026 | 20 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 0 | 1 |
| Q4 2024 | 0 | 0 |
| Q1 2025 | 0 | 0 |
| Q2 2025 | 1 | 0 |
| Q3 2025 | 0 | 1 |
| Q4 2025 | 0 | 0 |
| Q1 2026 | 1 | 0 |
| Q2 2026 | 19 | 0 |
Biggest buyers
| NEXT CENTURY GROWTH INVESTORS LLC | New | +152.1k |
| EMERALD ADVISERS, LLC | New | +103.5k |
| Ophir Asset Management Pty Ltd | New | +69.7k |
| EMERALD MUTUAL FUND ADVISERS TRUST | New | +65.5k |
| Private Capital Management, LLC | New | +42.4k |
| KENNEDY CAPITAL MANAGEMENT LLC | New | +28.2k |
| WHITE PINE CAPITAL LLC | New | +10.2k |
| MARTINGALE ASSET MANAGEMENT L P | New | +6.5k |
| IRONWOOD INVESTMENT MANAGEMENT LLC | New | +5.8k |
| Legato Capital Management LLC | New | +4.8k |
Biggest sellers
| None |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Capital International Investors 13G · institution new · filed 2026-08-12 | 5.8% |
Fell to 5% or below in the last year: DIMENSIONAL FUND ADVISORS LP (3.1%, 2026-10-08), STATE STREET CORP (0.1%, 2026-08-07), BlackRock, Inc. (0.8%, 2026-08-06)
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 1 | $8.1k | — |
| Q1 2025 | 0 | — | 1 | $1.9m | — |
| Q2 2025 | 0 | — | 1 | $6.4m | — |
| Q3 2025 | 0 | — | 0 | — | — |
| Q4 2025 | 0 | — | 0 | — | — |
| Q1 2026 | 0 | — | 0 | — | — |
| Q2 2026 | 0 | — | 0 | — | — |
| Q3 2026 | 0 | — | 0 | — | — |
None reported since 1 Apr 2026.
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| NEXT CENTURY GROWTH INVESTORS LLC 0.61% of their portfolio | 152.1k $11.6m | New |
| EMERALD ADVISERS, LLC 0.19% of their portfolio | 103.5k $7.9m | New |
| Ophir Asset Management Pty Ltd 0.44% of their portfolio | 69.7k $5.3m | New |
| EMERALD MUTUAL FUND ADVISERS TRUST 0.17% of their portfolio | 65.5k $5.0m | New |
| Private Capital Management, LLC 0.29% of their portfolio | 42.4k $3.2m | New |
| KENNEDY CAPITAL MANAGEMENT LLC 0.04% of their portfolio | 28.2k $2.1m | New |
| WHITE PINE CAPITAL LLC 0.18% of their portfolio | 10.2k $771.9k | New |
| MARTINGALE ASSET MANAGEMENT L P 0.01% of their portfolio | 6.5k $494.7k | New |
| IRONWOOD INVESTMENT MANAGEMENT LLC 0.15% of their portfolio | 5.8k $444.6k | New |
| Legato Capital Management LLC 0.03% of their portfolio | 4.8k $361.3k | New |
| GLOBEFLEX CAPITAL L P 0.04% of their portfolio | 4.3k $328.1k | New |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 3.3k $250.8k | New |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 3.0k $224.2k | New |
| MARK SHEPTOFF FINANCIAL PLANNING, LLC 0.07% of their portfolio | 1.8k $139.1k | New |
| PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 0.00% of their portfolio | 983 $75.0k | New |
| GAMMA Investing LLC 0.00% of their portfolio | 115 $8.7k | New |
| FNY Investment Advisers, LLC 0.00% of their portfolio | 67 $5.0k | Unchanged |
| MassMutual Private Wealth & Trust, FSB 0.00% of their portfolio | 28 $2.1k | New |
| Sterling Capital Management LLC 0.00% of their portfolio | 28 $2.1k | New |
| ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ 0.00% of their portfolio | 3 $258 | New |