Latest Period
Q1 2026
Security Snapshot
ASTRONICS CORP - Common Stock (ATRO) Institutional Ownership
CUSIP: 046433108
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
290
Shares (Excl. Options)
31,119,399
Price
$66.73
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- Security type / class
- Equity / Common Stock
- Symbol
- ATRO on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 31,119,399
- Total 13F value
- $2,074,309,250
- Portfolio coverage rank
- 0.01%
- Share change
- +333,214
- Value change
- +$40,088,191
- Number of holders
- 290
- Shares outstanding
- 32,223,675
- SEC-reported price per share
- $78.26
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ATRO - ASTRONICS CORP - Common Stock is tracked under CUSIP 046433108.
- 290 institutions reported positions in Q1 2026.
- 9 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 275 to 290 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,673,757,762 to $2,074,309,250.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 290 institutions filings for Q1 2026.
Security key
046433108
Latest holder period
Q1 2026
13F holders
290
13D/G owners
9
CIK / CUSIP context first
Open Q1 2026 holders
ATRO full holder history
ASTRONICS CORP SEC filings
ASTRONICS CORP company facts
ASTRONICS CORP insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 046433108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
9
Security
ATRO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 8.7% | +21% | $149,130,826 | +$30,210,869 | 2,749,452 | +25% | BlackRock, Inc. | 31 Dec 2025 |
| STATE STREET CORP | 7.4% | +27% | $170,338,089 | +$37,523,434 | 2,349,815 | +28% | STATE STREET CORPORATION | 31 Mar 2026 |
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 5.6% | $95,692,106 | 1,764,235 | American Century Investment Management, Inc. | 31 Dec 2025 | |||
| VANGUARD CAPITAL MANAGEMENT LLC | 5.1% | $107,917,224 | 1,617,222 | Vanguard Capital Management | 31 Mar 2026 | |||
| NEXT CENTURY GROWTH INVESTORS LLC | 4.8% | $32,416,518 | 1,431,825 | NEXT CENTURY GROWTH INVESTORS LLC | 13 Feb 2025 | |||
| Capital International Investors | 4% | -32% | $93,435,768 | -$40,662,468 | 1,288,947 | -30% | Capital International Investors | 31 Mar 2026 |
| ACK Asset Management LLC | 4% | $56,862,900 | 1,230,000 | ACK Asset Management LLC | 30 Sep 2025 | |||
| REDWOOD CAPITAL MANAGEMENT, LLC | 0.7% | -87% | $5,114,218 | -$42,948,940 | 225,893 | -89% | REDWOOD CAPITAL MANAGEMENT LLC | 31 Mar 2025 |
| GOLDMAN SACHS GROUP INC | 0.7% | -90% | $8,068,596 | -$48,418,094 | 223,445 | -86% | THE GOLDMAN SACHS GROUP, INC. | 30 Jun 2025 |
As of 31 Mar 2026, 290 institutional investors reported holding 31,119,399 shares of ASTRONICS CORP - Common Stock (ATRO). This represents 97% of the company’s total 32,223,675 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
61%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.8% | 2,825,410 | +0.97% | 0% | $188,539,610 |
| STATE STREET CORP | 7.3% | 2,349,815 | +28% | 0.01% | $156,803,155 |
| AMERICAN CENTURY COMPANIES INC | 5.4% | 1,737,573 | -1.5% | 0.06% | $115,948,387 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.3% | 1,388,899 | 0% | 0% | $92,681,230 |
| Capital International Investors | 4% | 1,288,947 | -30% | 0.02% | $86,011,433 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.8% | 887,033 | +17% | 0% | $59,204,578 |
| Pertento Partners LLP | 2.5% | 815,333 | 5.8% | $54,407,171 | |
| NEXT CENTURY GROWTH INVESTORS LLC | 2.4% | 786,317 | -26% | 3.8% | $52,470,933 |
| DIMENSIONAL FUND ADVISORS LP | 2.1% | 673,760 | +5.3% | 0.01% | $44,950,993 |
| D. E. Shaw & Co., Inc. | 1.9% | 608,449 | +23% | 0.03% | $40,601,802 |
| Point72 Asset Management, L.P. | 1.8% | 567,240 | +14% | 0.07% | $37,851,925 |
| Capital World Investors | 1.7% | 560,939 | 0.01% | $37,431,459 | |
| RAYMOND JAMES FINANCIAL INC | 1.5% | 492,812 | +13% | 0.01% | $31,476,516 |
| GOLDMAN SACHS GROUP INC | 1.4% | 455,054 | +45% | 0% | $30,365,754 |
| AMERIPRISE FINANCIAL INC | 1.4% | 450,667 | +76% | 0.01% | $30,073,010 |
| EMERALD ADVISERS, LLC | 1.4% | 449,126 | +85% | 0.95% | $29,970,178 |
| MORGAN STANLEY | 1.4% | 447,540 | -19% | 0% | $29,864,410 |
| Nuveen, LLC | 1.2% | 401,264 | -0.62% | 0.01% | $26,776,347 |
| HENNESSY ADVISORS INC | 1.2% | 377,800 | -3.4% | 0.91% | $25,210,594 |
| BNP PARIBAS FINANCIAL MARKETS | 1.2% | 371,030 | 0% | 0.02% | $24,758,832 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.1% | 366,014 | 0% | 0% | $24,424,114 |
| ROYCE & ASSOCIATES LP | 1.1% | 363,383 | -30% | 0.24% | $24,248,548 |
| Fisher Asset Management, LLC | 1.1% | 348,842 | +475% | 0.01% | $23,278,225 |
| Driehaus Capital Management LLC | 1% | 326,471 | -51% | 0.16% | $21,785,410 |
| FRED ALGER MANAGEMENT, LLC | 1% | 324,954 | +121% | 0.1% | $21,684,180 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 31,119,399 | $2,074,309,250 | +$40,088,191 | $66.73 | 290 |
| 2025 Q4 | 30,849,960 | $1,673,757,762 | +$74,664,737 | $54.24 | 275 |
| 2025 Q3 | 29,120,665 | $1,328,107,812 | -$47,585,573 | $45.61 | 227 |
| 2025 Q2 | 30,400,320 | $1,017,789,792 | +$89,754,938 | $33.48 | 225 |
| 2025 Q1 | 27,643,537 | $668,141,965 | +$85,531,428 | $24.17 | 181 |
| 2024 Q4 | 24,014,393 | $383,266,317 | +$41,769,672 | $15.96 | 154 |
| 2024 Q3 | 21,165,186 | $412,287,412 | +$4,796,284 | $19.48 | 145 |
| 2024 Q2 | 20,880,875 | $418,224,644 | +$12,929,832 | $20.03 | 130 |
| 2024 Q1 | 20,282,412 | $385,922,396 | +$14,419,613 | $19.04 | 126 |
| 2023 Q4 | 19,567,876 | $340,887,861 | +$12,235,948 | $17.42 | 125 |
| 2023 Q3 | 19,640,606 | $311,490,812 | +$14,815,856 | $15.86 | 134 |
| 2023 Q2 | 18,192,222 | $361,278,457 | +$8,360,264 | $19.86 | 118 |
| 2023 Q1 | 17,981,743 | $240,206,543 | -$4,066,759 | $13.36 | 117 |
| 2022 Q4 | 18,297,859 | $188,458,718 | +$1,506,428 | $10.30 | 100 |
| 2022 Q3 | 18,304,954 | $143,873,673 | -$1,893,440 | $7.86 | 102 |
| 2022 Q2 | 18,399,667 | $187,106,185 | -$2,655,296 | $10.17 | 100 |
| 2022 Q1 | 18,582,385 | $240,252,785 | -$10,400,214 | $12.93 | 110 |
| 2021 Q4 | 19,495,666 | $233,818,108 | -$7,174,638 | $12.00 | 102 |
| 2021 Q3 | 18,523,247 | $260,298,458 | -$4,847,642 | $14.06 | 90 |
| 2021 Q2 | 18,751,881 | $328,300,835 | +$13,063,567 | $17.51 | 105 |
| 2021 Q1 | 18,157,583 | $327,336,776 | -$1,220,234 | $18.04 | 109 |
| 2020 Q4 | 18,667,730 | $246,950,165 | +$9,925,057 | $13.23 | 108 |
| 2020 Q3 | 18,371,168 | $141,381,972 | -$12,367,190 | $7.72 | 111 |
| 2020 Q2 | 19,726,291 | $208,245,897 | -$6,134,550 | $10.56 | 120 |
| 2020 Q1 | 20,676,799 | $189,775,995 | -$57,193,615 | $9.18 | 123 |