Applied Optoelectronics, Inc.
AAOI- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001158114
In the last 90 days, Applied Optoelectronics, Inc. insiders filed 0 open-market purchases and 7 sales; 483 institutions reported holding it in 13F filings for Q2 2026, worth $7.56B in total; superinvestors Greenwoods Asset Management and Maverick Capital hold it.
13F holders, Q4 2025
Institutional positions in Applied Optoelectronics, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 220
- +44 vs. Q3 2025
- Shares held
- 47.7M
- +9.06M (+23.4%) vs. Q3 2025
- Total value
- $1.67B
- +$661.9M (+65.9%) vs. Q3 2025
- New holders
- 68
- 91 more added
- Sold out
- 24
- 47 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AAOI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 483 | $7.56B |
| Q1 2026 | 376 | $4.49B |
| Q4 2025 | 220 | $1.67B |
| Q3 2025 | 180 | $1.03B |
| Q2 2025 | 147 | $848.5M |
| Q1 2025 | 147 | $477.5M |
| Q4 2024 | 157 | $1.13B |
| Q3 2024 | 140 | $421.7M |
| Q2 2024 | 134 | $242.1M |
| Q1 2024 | 119 | $397.3M |
| Q4 2023 | 103 | $455.8M |
| Q3 2023 | 77 | $171.9M |
| Q2 2023 | 55 | $71.8M |
| Q1 2023 | 52 | $19.4M |
| Q4 2022 | 62 | $17.5M |
| Q3 2022 | 62 | $25.2M |
| Q2 2022 | 63 | $14.7M |
| Q1 2022 | 70 | $35.6M |
| Q4 2021 | 86 | $55.7M |
| Q3 2021 | 102 | $96.7M |
| Q2 2021 | 108 | $111.9M |
| Q1 2021 | 110 | $117.8M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Applied Optoelectronics, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,306,432 | $185.0M | 0.00% | +454,581+9.4% | Added |
| Vanguard Group Inc | 4,982,660 | $173.7M | 0.00% | +358,090+7.7% | Added |
| Invesco Ltd. | 3,512,309 | $122.4M | 0.01% | +3,446,150+5,208.9% | Added |
| Price T Rowe Associates Inc | 2,229,757 | $77.7M | 0.01% | +2,188,630+5,321.6% | Added |
| Oberweis Asset Management Inc | 2,039,641 | $71.1M | 2.60% | +151,600+8.0% | Added |
| Hawk Ridge Capital Management LP | 1,700,900 | $59.3M | 2.74% | +875,903+106.2% | Added |
| Morgan Stanley | 1,699,855 | $59.3M | 0.00% | +1,038,775+157.1% | Added |
| Jane Street Group, LLC | 1,682,894 | $58.7M | 0.07% | +1,644,757+4,312.8% | Added |
| State Street Corp | 1,606,236 | $56.0M | 0.00% | +165,641+11.5% | Added |
| Geode Capital Management, LLC | 1,512,902 | $52.8M | 0.00% | +146,639+10.7% | Added |
| D. E. Shaw & Co., Inc. | 1,366,856 | $47.6M | 0.04% | +1,366,856 | New |
| Hood River Capital Management LLC | 1,275,621 | $44.5M | 0.49% | −300,002−19.0% | Reduced |
| Goldman Sachs Group Inc | 967,305 | $33.7M | 0.00% | −695,936−41.8% | Reduced |
| BNP Paribas Arbitrage, SA | 955,287 | $33.3M | 0.02% | +944,190+8,508.5% | Added |
| UBS Group AG | 951,065 | $33.2M | 0.01% | −40,426−4.1% | Reduced |
| Royce & Associates LP | 773,948 | $27.0M | 0.27% | −62,905−7.5% | Reduced |
| Artemis Investment Management LLP | 772,324 | $26.9M | 0.33% | +772,324 | New |
| Emerald Advisers, LLC | 670,577 | $23.4M | 0.72% | +60,932+10.0% | Added |
| Citadel Advisors LLC | 551,297 | $19.2M | 0.01% | −102,477−15.7% | Reduced |
| Charles Schwab Investment Management Inc | 528,343 | $18.4M | 0.00% | +46,973+9.8% | Added |
| Northern Trust Corp | 526,928 | $18.4M | 0.00% | +19,167+3.8% | Added |
| Driehaus Capital Management LLC | 507,473 | $17.7M | 0.12% | +132,177+35.2% | Added |
| Gilder Gagnon Howe & Co LLC | 475,015 | $16.6M | 0.17% | +388,768+450.8% | Added |
| Next Century Growth Investors LLC | 465,288 | $16.2M | 1.13% | +465,288 | New |
| Kennedy Capital Management, Inc. | 447,109 | $15.6M | 0.33% | +447,109 | New |
| Penn Capital Management Co Inc | 446,032 | $15.6M | 1.24% | +20,077+4.7% | Added |
| Dimensional Fund Advisors LP | 418,219 | $14.6M | 0.00% | −7,430−1.7% | Reduced |
| Emerald Mutual Fund Advisers Trust | 399,050 | $13.9M | 0.68% | +19,254+5.1% | Added |
| Raymond James Financial Inc | 379,221 | $13.6M | 0.00% | +221,141+139.9% | Added |
| Steward Partners Investment Advisory, LLC | 366,417 | $12.8M | 0.07% | −1,280−0.3% | Reduced |
| Susquehanna International Group, LLP | 329,471 | $11.5M | 0.02% | −693,752−67.8% | Reduced |
| Bank of America Corp | 325,842 | $11.4M | 0.00% | −73,115−18.3% | Reduced |
| New York State Common Retirement Fund | 315,039 | $11.0M | 0.01% | +22,872+7.8% | Added |
| Silvercrest Asset Management Group LLC | 266,272 | $9.28M | 0.06% | −66,951−20.1% | Reduced |
| Two Sigma Investments, LP | 263,616 | $9.19M | 0.01% | −25,752−8.9% | Reduced |
| First Trust Advisors LP | 242,010 | $8.44M | 0.01% | +99,704+70.1% | Added |
| Barclays PLC | 235,704 | $8.22M | 0.00% | +9,930+4.4% | Added |
| Portolan Capital Management, LLC | 228,458 | $7.96M | 0.43% | −317,761−58.2% | Reduced |
| Nuveen, LLC | 225,288 | $7.85M | 0.00% | +31,859+16.5% | Added |
| 1492 Capital Management LLC | 215,987 | $7.53M | 2.88% | +215,987 | New |
| IMC-Chicago, LLC | 203,249 | $7.09M | 0.12% | +139,409+218.4% | Added |
| Squarepoint Ops LLC | 193,153 | $6.73M | 0.01% | +86,522+81.1% | Added |
| Rice Hall James & Associates, LLC | 171,570 | $5.98M | 0.33% | −27,623−13.9% | Reduced |
| Balyasny Asset Management LLC | 166,364 | $5.80M | 0.01% | +156,545+1,594.3% | Added |
| Allspring Global Investments Holdings, LLC | 144,727 | $5.73M | 0.01% | −31,828−18.0% | Reduced |
| Simplex Trading, LLC | 162,908 | $5.68M | 0.16% | +39,163+31.6% | Added |
| Bank of New York Mellon Corp | 162,181 | $5.65M | 0.00% | +7,953+5.2% | Added |
| Group One Trading, L.P. | 160,726 | $5.60M | 0.17% | −32,262−16.7% | Reduced |
| Scalar Gauge Management, LLC | 137,000 | $4.78M | 3.17% | +137,000 | New |
| FMR LLC | 133,534 | $4.65M | 0.00% | +118,394+782.0% | Added |
| SEI Investments Co | 123,651 | $4.31M | 0.00% | +123,651 | New |
| Swiss National Bank | 116,800 | $4.07M | 0.00% | +13,400+13.0% | Added |
| Roubaix Capital, LLC | 108,275 | $3.77M | 1.61% | +108,275 | New |
| Walleye Trading LLC | 102,588 | $3.58M | 0.06% | +16,336+18.9% | Added |
| Jain Global LLC | 100,731 | $3.51M | 0.03% | −73,158−42.1% | Reduced |
| Tudor Investment Corp Et Al | 95,133 | $3.32M | 0.02% | −353,824−78.8% | Reduced |
| F/M Investments LLC | 94,120 | $3.28M | 0.12% | +29,927+46.6% | Added |
| UBS Asset Management Americas Inc | 93,485 | $3.26M | 0.00% | +33,924+57.0% | Added |
| Wells Fargo & Company | 88,822 | $3.10M | 0.00% | +46,780+111.3% | Added |
| Atika Capital Management LLC | 87,657 | $3.06M | 0.43% | +87,657 | New |
| Verition Fund Management LLC | 87,312 | $3.04M | 0.02% | +63,584+268.0% | Added |
| SG Americas Securities, LLC | 85,253 | $2.97M | 0.00% | +47,316+124.7% | Added |
| Algert Global LLC | 82,092 | $2.86M | 0.04% | +335+0.4% | Added |
| Commonwealth Equity Services, LLC | 80,964 | $2.82M | 0.00% | +80,964 | New |
| Zweig-DiMenna Associates LLC | 78,500 | $2.74M | 0.19% | +78,500 | New |
| Hampton Road Capital Management LP | 71,500 | $2.49M | 2.68% | +71,500 | New |
| Rhumbline Advisers | 71,089 | $2.48M | 0.00% | −5,969−7.7% | Reduced |
| Russell Investments Group, Ltd. | 69,978 | $2.44M | 0.00% | +19,966+39.9% | Added |
| Legal & General Group Plc | 69,745 | $2.43M | 0.00% | +784+1.1% | Added |
| E20 Capital Ltd | 67,223 | $2.34M | 0.85% | +67,223 | New |
| Walleye Capital LLC | 63,343 | $2.21M | 0.01% | +39,986+171.2% | Added |
| Dark Forest Capital Management LP | 63,183 | $2.20M | 0.10% | +63,183 | New |
| Marshall Wace, LLP | 60,809 | $2.12M | 0.00% | +1,245+2.1% | Added |
| Alliancebernstein L.P. | 59,012 | $2.06M | 0.00% | −161−0.3% | Reduced |
| California State Teachers Retirement System | 57,199 | $1.99M | 0.00% | +7,237+14.5% | Added |
| JPMorgan Chase & Co | 55,465 | $1.93M | 0.00% | +21,223+62.0% | Added |
| Y-Intercept (Hong Kong) Ltd | 55,271 | $1.93M | 0.04% | +10,834+24.4% | Added |
| Ameriprise Financial Inc | 55,218 | $1.92M | 0.00% | −356,741−86.6% | Reduced |
| Deutsche Bank AG | 55,035 | $1.92M | 0.00% | +13,700+33.1% | Added |
| HRT Financial LP | 53,935 | $1.88M | 0.01% | +6,301+13.2% | Added |
| Virtu Financial LLC | 52,412 | $1.83M | 0.07% | −11,660−18.2% | Reduced |
| Kornitzer Capital Management Inc | 50,213 | $1.75M | 0.04% | −10,082−16.7% | Reduced |
| Timothy G. Youngquist 2020 Irrevocable Trust | 49,276 | $1.72M | 1.47% | +49,276 | New |
| Prelude Capital Management, LLC | 48,748 | $1.70M | 0.13% | +48,748 | New |
| Concentric Capital Strategies, LP | 46,021 | $1.60M | 0.08% | +46,021 | New |
| Oak Ridge Investments LLC | 45,854 | $1.60M | 0.10% | +45,854 | New |
| Capital Fund Management S.A. | 44,164 | $1.54M | 0.01% | −197,198−81.7% | Reduced |
| Quadrature Capital Ltd | 41,671 | $1.45M | 0.01% | +41,671 | New |
| Pacific Point Advisors, LLC | 40,000 | $1.39M | 0.75% | +40,000 | New |
| Caitong International Asset Management Co., Ltd | 39,452 | $1.38M | 0.34% | +39,452 | New |
| White Pine Capital LLC | 34,776 | $1.21M | 0.33% | +22,545+184.3% | Added |
| MetLife Investment Management | 33,089 | $1.15M | 0.01% | +943+2.9% | Added |
| American Century Companies Inc | 32,734 | $1.14M | 0.00% | +14,439+78.9% | Added |
| Manufacturers Life Insurance Company, The | 30,977 | $1.08M | 0.00% | +3,194+11.5% | Added |
| CenterBook Partners LP | 30,812 | $1.07M | 0.05% | +30,812 | New |
| Cinctive Capital Management LP | 30,743 | $1.07M | 0.06% | −102−0.3% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 30,475 | $1.06M | 0.00% | +10,189+50.2% | Added |
| Bank of Montreal | 30,339 | $1.06M | 0.00% | +30,339 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 28,051 | $977.9K | 0.00% | +2,916+11.6% | Added |
| Global Trust Asset Management, LLC | 27,804 | $969.2K | 0.38% | +27,804 | New |