APPLIED OPTOELECTRONICS INC (AAOI): Institutional Ownership
Hedge funds and institutional managers reporting a position in AAOI · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
22
13F filers
Aggregate Value
$195.0M
Across holders
Last Price
$135.69
2026-06-26
Sector
Information Technology
GICS
Holder activity12 new3 added7 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 565K | $47.8M | 24.5% | 0.1% | New | — | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 443K | $37.5M | 19.2% | 0.1% | Added | +$35.4M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 372K | $31.5M | 16.1% | 0.0% | Reduced | $-1.4M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 341K | $28.9M | 14.8% | 0.0% | Added | +$28.2M | Q1 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 224K | $18.9M | 9.7% | 0.1% | New | — | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 141K | $11.9M | 6.1% | 0.1% | Added | +$4.5M | Q1 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 300K | $7.8M | 4.0% | 0.0% | New | — | Q3 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 75K | $6.3M | 3.2% | 0.0% | New | — | Q1 2026 |
| MAVERICK CAPITAL LTD CIK 0000934639 | Hedge Fund | 16K | $1.4M | 0.7% | 0.0% | New | — | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 34K | $893K | 0.5% | 0.0% | New | — | Q3 2025 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 12K | $435K | 0.2% | 0.0% | New | — | Q4 2025 |
| SOROS FUND MANAGEMENT LLC CIK 0001029160 | Family Office | 12K | $404K | 0.2% | 0.0% | New | — | Q4 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 4K | $378K | 0.2% | 0.0% | New | — | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 4K | $363K | 0.2% | 0.0% | Reduced | $-160K | Q1 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 9K | $321K | 0.2% | 0.0% | New | — | Q4 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 1K | $118K | 0.1% | 0.0% | Reduced | $-245K | Q1 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 3K | $80K | 0.0% | 0.0% | New | — | Q3 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 443 | $37K | 0.0% | 0.0% | Reduced | $-8.5M | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 287 | $24K | 0.0% | 0.0% | New | — | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 122 | $10K | 0.0% | 0.0% | Reduced | $-14.1M | Q1 2026 |
New
Hedge Fund
$47.8M· 24.5% of total· 0.1% port· 565K sh· — QoQ· Q1 2026
Added
Hedge Fund
$37.5M· 19.2% of total· 0.1% port· 443K sh· +$35.4M QoQ· Q1 2026
Reduced
Hedge Fund
$31.5M· 16.1% of total· 0.0% port· 372K sh· $-1.4M QoQ· Q1 2026
Added
Hedge Fund
$28.9M· 14.8% of total· 0.0% port· 341K sh· +$28.2M QoQ· Q1 2026
New
Hedge Fund
$18.9M· 9.7% of total· 0.1% port· 224K sh· — QoQ· Q1 2026
Added
Hedge Fund
$11.9M· 6.1% of total· 0.1% port· 141K sh· +$4.5M QoQ· Q1 2026
New
Hedge Fund
$7.8M· 4.0% of total· 0.0% port· 300K sh· — QoQ· Q3 2025
New
Hedge Fund
$6.3M· 3.2% of total· 0.0% port· 75K sh· — QoQ· Q1 2026
New
Hedge Fund
$1.4M· 0.7% of total· 0.0% port· 16K sh· — QoQ· Q1 2026
New
Hedge Fund
$893K· 0.5% of total· 0.0% port· 34K sh· — QoQ· Q3 2025
New
Hedge Fund
$435K· 0.2% of total· 0.0% port· 12K sh· — QoQ· Q4 2025
New
Family Office
$404K· 0.2% of total· 0.0% port· 12K sh· — QoQ· Q4 2025
New
Hedge Fund
$378K· 0.2% of total· 0.0% port· 4K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$363K· 0.2% of total· 0.0% port· 4K sh· $-160K QoQ· Q1 2026
New
Institutional Manager
$321K· 0.2% of total· 0.0% port· 9K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$118K· 0.1% of total· 0.0% port· 1K sh· $-245K QoQ· Q1 2026
New
Hedge Fund
$80K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$37K· 0.0% of total· 0.0% port· 443 sh· $-8.5M QoQ· Q1 2026
New
Hedge Fund
$24K· 0.0% of total· 0.0% port· 287 sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$10K· 0.0% of total· 0.0% port· 122 sh· $-14.1M QoQ· Q1 2026
Reduced
Hedge Fund
$5K· 0.0% of total· 0.0% port· 354 sh· $-19K QoQ· Q1 2025
Reduced
Hedge Fund
$85· 0.0% of total· 0.0% port· 1 sh· $-10K QoQ· Q1 2026
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