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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, Q1 2026

Institutional positions in Applied Optoelectronics, Inc. as of Mar 31, 2026. 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
376
+160 vs. Q4 2025
Shares held
53.1M
+10.3M (+24.1%) vs. Q4 2025
Total value
$4.49B
+$3.00B (+200.8%) vs. Q4 2025
New holders
191
97 more added
Sold out
31
79 more reduced

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2026: 376 institutions
Q1 2021: 110 institutionsQ2 2021: 108 institutionsQ3 2021: 102 institutionsQ4 2021: 86 institutionsQ1 2022: 70 institutionsQ2 2022: 63 institutionsQ3 2022: 62 institutionsQ4 2022: 62 institutionsQ1 2023: 52 institutionsQ2 2023: 55 institutionsQ3 2023: 77 institutionsQ4 2023: 103 institutionsQ1 2024: 119 institutionsQ2 2024: 134 institutionsQ3 2024: 140 institutionsQ4 2024: 157 institutionsQ1 2025: 147 institutionsQ2 2025: 147 institutionsQ3 2025: 180 institutionsQ4 2025: 220 institutionsQ1 2026: 376 institutionsQ2 2026: 483 institutions
Value heldQ1 2026: $4.49B
Q1 2021: $117.8MQ2 2021: $111.9MQ3 2021: $96.7MQ4 2021: $55.7MQ1 2022: $35.6MQ2 2022: $14.7MQ3 2022: $25.2MQ4 2022: $17.5MQ1 2023: $19.4MQ2 2023: $71.8MQ3 2023: $171.9MQ4 2023: $455.8MQ1 2024: $397.3MQ2 2024: $242.1MQ3 2024: $421.7MQ4 2024: $1.13BQ1 2025: $477.5MQ2 2025: $848.5MQ3 2025: $1.03BQ4 2025: $1.67BQ1 2026: $4.49BQ2 2026: $7.56B
Institutions holding AAOI and their total value by quarter
QuarterHoldersValue
Q2 2026483$7.56B
Q1 2026376$4.49B
Q4 2025220$1.67B
Q3 2025180$1.03B
Q2 2025147$848.5M
Q1 2025147$477.5M
Q4 2024157$1.13B
Q3 2024140$421.7M
Q2 2024134$242.1M
Q1 2024119$397.3M
Q4 2023103$455.8M
Q3 202377$171.9M
Q2 202355$71.8M
Q1 202352$19.4M
Q4 202262$17.5M
Q3 202262$25.2M
Q2 202263$14.7M
Q1 202270$35.6M
Q4 202186$55.7M
Q3 2021102$96.7M
Q2 2021108$111.9M
Q1 2021110$117.8M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Applied Optoelectronics, Inc.; share changes are against Q4 2025.

Institutions holding AAOI in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Legato Capital Management LLC9,144$773.5K0.07%+9,144New
GWM Advisors LLC8,545$722.8K0.00%+8,545New
Dupree Financial Group, LLC8,179$691.9K0.28%+8,179New
Corsair Capital Management, L.P.8,000$676.7K0.10%+8,000New
Q Fund Management (Hong Kong) Ltd8,000$676.7K1.62%+8,000New
Principal Financial Group Inc7,910$669.1K0.00%+7,910New
Nokomis Capital, L.L.C.7,900$668.3K0.20%+7,900New
Tower Research Capital LLC (TRC)7,867$665.5K0.02%+2,020+34.5%Added
Odyssean, LLC7,738$654.6K0.24%+7,738New
Sphera Management Technology Funds Ltd7,590$642.0K0.36%+7,590New
Vident Advisory, LLC7,497$634.2K0.01%+7,497New
REX Advisers, LLC7,300$617.5K3.60%+7,300New
Kornitzer Capital Management Inc7,031$594.8K0.01%−43,182−86.0%Reduced
Polymer Capital Management (US) LLC6,871$581.2K0.09%+6,871New
Trilogy Capital Inc.6,750$571.0K0.03%00.0%Unchanged
Great West Life Assurance Co6,699$570.0K0.00%+1,264+23.3%Added
Quadrature Capital Ltd6,677$564.8K0.01%−34,994−84.0%Reduced
Teachers Retirement System of the State of Kentucky6,623$560.0K0.00%+6,623New
J.W. Cole Advisors, Inc.6,519$551.4K0.02%+6,519New
Advisory Services Network, LLC6,424$543.4K0.01%+6,424New
Brookstone Capital Management6,391$540.6K0.01%+6,391New
CAPROCK Group, Inc.6,245$528.3K0.01%+6+0.1%Added
Belpointe Asset Management LLC6,172$522.1K0.02%+6,172New
Mariner, LLC6,084$514.6K0.00%+6,084New
Xponance, Inc.6,065$513.0K0.00%+6,065New
JustInvest LLC6,007$508.1K0.00%+6,007New
Eddie Patel Inc5,793$490.0K0.38%+5,793New
SIH Partners, LLLP5,692$481.5K0.01%+5,692New
Stratos Wealth Partners, LTD.5,678$480.4K0.01%+5,678New
SBI Securities Co., Ltd.5,619$475.3K0.01%+3,692+191.6%Added
STRS Ohio5,600$473.7K0.00%+5,600New
Kovack Advisors, Inc.5,360$462.8K0.02%−5,695−51.5%Reduced
Ameritas Investment Partners, Inc.5,410$457.6K0.01%+508+10.4%Added
Toroso Investments, LLC5,410$457.6K0.00%+5,410New
Pathstone Holdings, LLC5,382$455.3K0.00%−1,799−25.1%Reduced
Baird Financial Group, Inc.5,226$442.1K0.00%+5,226New
HSBC Holdings PLC5,263$441.7K0.00%+5,263New
Brown Wealth Management, LLC5,159$436.4K0.11%+5,159New
Jennison Associates LLC5,144$435.1K0.00%+5,144New
Knights of Columbus Asset Advisors LLC5,054$427.5K0.02%+5,054New
Venture Visionary Partners LLC4,815$407.3K0.01%+4,815New
Wealthfront Advisers LLC4,663$394.4K0.00%+4,663New
CoreCap Advisors, LLC4,503$380.9K0.01%−966−17.7%Reduced
Two Sigma Securities, LLC4,485$379.4K0.04%+4,485New
Caxton Associates LLP4,468$377.9K0.01%+4,468New
Brevan Howard Capital Management LP4,292$363.1K0.00%−1,886−30.5%Reduced
Centiva Capital, LP4,101$346.9K0.02%+4,101New
Havemeyer Place LP4,010$339.2K0.04%−19,536−83.0%Reduced
StoneX Group Inc.3,896$329.6K0.02%−3,569−47.8%Reduced
Northwest & Ethical Investments L.P.3,064$329.2K0.01%+3,064New
Gsa Capital Partners LLP3,838$325.0K0.02%−22,899−85.6%Reduced
Mercer Global Advisors Inc3,830$324.0K0.00%+3,830New
Abel Hall, LLC3,827$323.7K0.07%+3,827New
Ensign Peak Advisors, Inc3,800$321.4K0.00%00.0%Unchanged
Swiss Life Asset Management Ltd3,763$318.3K0.00%+3,763New
Thompson Davis & Co., Inc.3,659$309.5K0.21%+3,659New
Jeppson Wealth Management, LLC3,604$304.9K0.10%+3,604New
Cerity Partners LLC3,595$304.1K0.00%+3,595New
FourThought Financial Partners, LLC3,530$298.6K0.03%−7,009−66.5%Reduced
Purpose Unlimited Inc.3,500$296.1K0.01%+3,500New
Atria Investments LLC3,384$286.3K0.00%+3,384New
BankChampaign, National Association3,362$284.4K0.28%+3,362New
Krilogy Financial LLC1,785$280.8K0.01%+1,785New
DnB Asset Management AS3,315$280.4K0.00%+3,315New
Guggenheim Capital LLC3,293$278.6K0.00%+3,293New
Wealth Enhancement Advisory Services, LLC2,660$276.4K0.00%+2,660New
CIBC Asset Management Inc3,247$274.7K0.00%+3,247New
Patten Group, Inc.3,240$274.1K0.05%+3,240New
Silverleafe Capital Partners, LLC3,208$271.4K0.08%+3,208New
CSS LLC3,128$264.6K0.01%+3,128New
Monolith Management Ltd3,100$262.2K0.10%+3,100New
Private Advisor Group, LLC3,093$261.6K0.00%+3,093New
Armistice Capital, LLC3,080$260.5K0.01%+3,080New
Chicago Partners Investment Group LLC1,730$258.5K0.01%+1,730New
CI Private Wealth, LLC2,877$243.4K0.00%+2,877New
Verdence Capital Advisors LLC2,870$242.8K0.01%+2,870New
Captrust Financial Advisors2,746$232.3K0.00%+2,746New
Shay Capital LLC2,700$228.4K0.03%−22,300−89.2%Reduced
Virtus Wealth Solutions LLC2,700$228.4K0.04%+2,700New
Rockefeller Capital Management L.P.2,649$224.1K0.00%+2,450+1,231.2%Added
Ballentine Partners, LLC2,580$218.2K0.00%+2,580New
Bridgefront Capital, LLC2,562$216.7K0.05%+2,562New
GFG Capital, LLC2,555$216.1K0.07%+2,555New
TD Waterhouse Canada Inc.2,500$215.9K0.00%+2,500New
Defiance ETFs, LLC2,535$214.4K0.00%+2,535New
Penserra Capital Management LLC2,535$214.0K0.00%+2,535New
Caption Management, LLC2,500$211.5K0.01%+2,500New
Hollencrest Capital Management2,460$208.1K0.01%+2,460New
Fieldview Capital Management, LLC2,417$204.5K0.06%+2,417New
Nisa Investment Advisors, LLC2,316$195.9K0.00%+1,656+250.9%Added
CWM, LLC2,174$183.9K0.00%−3−0.1%Reduced
IFP Advisors, Inc2,123$179.6K0.00%−2,762−56.5%Reduced
Sava Infond d.o.o.2,000$169.2K0.02%+2,000New
KBC Group NV1,943$164.0K0.00%+1,943New
GAMMA Investing LLC1,883$159.3K0.01%+202+12.0%Added
Jones Financial Companies LLLP1,386$136.1K0.00%+1,169+538.7%Added
NBC Securities, Inc.1,579$133.6K0.01%+1,579New
Pinpoint Asset Management (Singapore) Pte. Ltd.1,557$131.7K0.03%−2,716−63.6%Reduced
Towarzystwo Funduszy Inwestycyjnych Pzu SA1,550$131.1K0.04%+1,550New
Ionic Capital Management LLC1,500$126.9K0.11%+1,500New