13F

Stock

Applied Optoelectronics, Inc.

AAOI · held by 233 managers

Reported value

$1.72B

Holders

233

+3 new · −2 exited

Holders’ est. mark

$11.7M

Price effect on 5 books still in the name

Largest holder

$185M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.5.31M$185MHeld
Vanguard4.98M$173.7MHeld
Invesco Ltd.3.51M$122.4MHeld
D. E. Shaw & Co., Inc.24.5M$74.1MHeld
OBERWEIS ASSET MANAGEMENT INC/2.04M$71.1MHeld
HAWK RIDGE CAPITAL MANAGEMENT LP1.7M$59.3MHeld
MORGAN STANLEY1.7M$59.3M$5.9MAdded$42.1M
JANE STREET GROUP, LLC1.68M$58.7MHeld
State Street1.61M$56MHeld
GEODE CAPITAL MANAGEMENT, LLC1.51M$52.8MHeld
Hood River Capital Management LLC1.28M$44.5MHeld
BNP PARIBAS FINANCIAL MARKETS1.49M$33.9MHeld
GOLDMAN SACHS GROUP INC967.3K$33.7MHeld
UBS Group AG951.1K$33.2MHeld
Linden Advisors LP24.3M$28.1MHeld
ROYCE & ASSOCIATES LP773.9K$27MHeld
Artemis Investment Management LLP772.3K$26.9MHeld
Graham Capital Management, L.P.23.1M$26.5MHeld
EMERALD ADVISERS, LLC670.6K$23.4MHeld
Citadel551.3K$19.2MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC528.3K$18.4MHeld
NORTHERN TRUST CORP526.9K$18.4MHeld
Context Capital Management, LLC15.6M$18MHeld
Driehaus Capital Management LLC507.5K$17.7MHeld
GILDER GAGNON HOWE & CO LLC475K$16.6MHeld
NEXT CENTURY GROWTH INVESTORS LLC465.3K$16.2MHeld
KENNEDY CAPITAL MANAGEMENT LLC447.1K$15.6MHeld
Penn Capital Management Company, LLC446K$15.6MHeld
DIMENSIONAL FUND ADVISORS LP418.2K$14.6MHeld
EMERALD MUTUAL FUND ADVISERS TRUST399.1K$13.9MHeld
RAYMOND JAMES FINANCIAL INC379.2K$13.6MHeld
Steward Partners Investment Advisory, LLC366.4K$12.8MHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP329.5K$11.5MHeld
BANK OF AMERICA CORP /DE/325.8K$11.4M$2.91MAdded$1.01M
NEW YORK STATE COMMON RETIREMENT FUND315K$11MHeld
K2 PRINCIPAL FUND, L.P.9K$10.4MHeld
ABSOLUTE INVESTMENT ADVISERS, LLC9M$10.4MHeld
SILVERCREST ASSET MANAGEMENT GROUP LLC266.3K$9.28MHeld
TWO SIGMA INVESTMENTS, LP263.6K$9.19MHeld
ADVENT CAPITAL MANAGEMENT /DE/7.76M$9.07MHeld
FIRST TRUST ADVISORS LP242K$8.44MHeld
BARCLAYS PLC235.7K$8.22M$2.02MAdded$2.36M
Portolan Capital Management, LLC228.5K$7.96MHeld
Nuveen, LLC225.3K$7.85MHeld
1492 Capital Management LLC216K$7.53MHeld
IMC-Chicago, LLC203.2K$7.09MHeld
Squarepoint Ops LLC193.2K$6.73MHeld
RICE HALL JAMES & ASSOCIATES, LLC171.6K$5.98MHeld
Balyasny Asset Management L.P.166.4K$5.8MHeld
Allspring Global Investments Holdings, LLC144.7K$5.73MHeld
SIMPLEX TRADING, LLC162.9K$5.68MHeld
Bank of New York Mellon Corp162.2K$5.65MHeld
GROUP ONE TRADING LLC160.7K$5.6MHeld
AGF MANAGEMENT LTD4.6M$5.28MHeld
SCALAR GAUGE MANAGEMENT, LLC137K$4.78MHeld
Fidelity133.5K$4.65MHeld
SEI INVESTMENTS CO123.7K$4.31MHeld
Swiss National Bank116.8K$4.07MHeld
Roubaix Capital, LLC108.3K$3.77MHeld
Walleye Trading LLC102.6K$3.58MHeld
Jain Global LLC100.7K$3.51MHeld
TUDOR INVESTMENT CORP ET AL95.1K$3.32M$849.5KCut−$8.33M
F/m Investments LLC94.1K$3.28MHeld
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC93.5K$3.26MHeld
CSS LLC/IL2.75M$3.18MHeld
WELLS FARGO & COMPANY/MN88.8K$3.1MHeld
Atika Capital Management LLC87.7K$3.06MHeld
Verition Fund Management LLC87.3K$3.04MHeld
COMMONWEALTH EQUITY SERVICES, LLC81K$2.82MHeld
Zweig-DiMenna Associates LLC78.5K$2.74MHeld
SSI INVESTMENT MANAGEMENT LLC2.25M$2.58MHeld
JAT Capital Mgmt LP71.5K$2.49MHeld
RHUMBLINE ADVISERS71.1K$2.48MHeld
Russell Investments Group, Ltd.70K$2.44MHeld
Legal & General Group Plc69.7K$2.43MHeld
E20 Capital Ltd67.2K$2.34MHeld
Walleye Capital LLC63.3K$2.21MHeld
DARK FOREST CAPITAL MANAGEMENT LP63.2K$2.2MHeld
MARSHALL WACE, LLP60.8K$2.12MHeld
ALLIANCEBERNSTEIN L.P.59K$2.06MHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM57.2K$1.99MHeld
JPMORGAN CHASE & CO55.5K$1.93MHeld
Y-Intercept (Hong Kong) Ltd55.3K$1.93MHeld
AMERIPRISE FINANCIAL INC55.2K$1.92MHeld
DEUTSCHE BANK AG\55K$1.92MHeld
KORNITZER CAPITAL MANAGEMENT INC /KS50.2K$1.75MHeld
PRELUDE CAPITAL MANAGEMENT, LLC48.7K$1.7MHeld
Concentric Capital Strategies, LP46K$1.6MHeld
OAK RIDGE INVESTMENTS LLC45.9K$1.6MHeld
CAPITAL FUND MANAGEMENT S.A.44.2K$1.54MHeld
Quadrature Capital Ltd41.7K$1.45MHeld
Pacific Point Advisors, LLC40K$1.39MHeld
Caitong International Asset Management Co., Ltd39.5K$1.38MHeld
WHITE PINE CAPITAL LLC34.8K$1.21MHeld
MetLife Investment Management, LLC33.1K$1.15MHeld
AMERICAN CENTURY COMPANIES INC32.7K$1.14MHeld
MANUFACTURERS LIFE INSURANCE COMPANY, THE31K$1.08MHeld
CenterBook Partners LP30.8K$1.07MHeld
Cinctive Capital Management LP30.7K$1.07MHeld
BANK OF MONTREAL /CAN/30.3K$1.06MHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.28.1K$977.9KHeld
Global Trust Asset Management, LLC27.8K$969.2KHeld
Truvestments Capital LLC27.3K$950.1KHeld
LPL Financial LLC27K$941.4KHeld
Icahn Capital26.5K$923.6KHeld
ARDSLEY ADVISORY PARTNERS LP25K$871.5KHeld
Shay Capital LLC25K$871.5KHeld
XTX Topco Ltd24.8K$863.5KHeld
JANUS HENDERSON GROUP PLC24.2K$841.9KHeld
Havemeyer Place LP23.5K$820.8KHeld
INTECH INVESTMENT MANAGEMENT LLC22.5K$785.7KHeld
Chung Wu Investment Group, LLC21.9K$773.6KHeld
Brooklyn Investment Group20K$733.4KHeld
STIFEL FINANCIAL CORP20.3K$706.5KHeld
Focus Partners Wealth18.5K$644.4KHeld
Geneos Wealth Management Inc.17.8K$621.5KHeld
ARIZONA STATE RETIREMENT SYSTEM16.5K$575.9KHeld
Police & Firemen's Retirement System of New Jersey16.1K$560.3KHeld
Quantinno Capital Management LP15K$521.4KHeld
CITIGROUP INC14.9K$519.1KHeld
KLP KAPITALFORVALTNING AS14.5K$505.5KHeld
ENVESTNET ASSET MANAGEMENT INC13.8K$482.4KHeld
NOMURA HOLDINGS INC13.8K$482.2KHeld
Zurcher Kantonalbank (Zurich Cantonalbank)13.7K$477.1KHeld
Cetera Investment Advisers12.9K$449.8KHeld
Holocene Advisors, LP12.5K$435.2KHeld
Creative Planning11.8K$411.5KHeld
Soros Fund Management11.6K$403.5KHeld
Kovack Advisors, Inc.11.1K$385.4KHeld
ProShare Advisors LLC11K$384.9KHeld
INCEPTIONR LLC10.9K$378.4KHeld
FourThought Financial Partners, LLC10.5K$367.4KHeld
VOYA INVESTMENT MANAGEMENT LLC10.5K$367.2KHeld
Larson Financial Group LLC10.4K$363.7KHeld
MILLENNIUM MANAGEMENT LLC10.3K$357.9KHeld
FRANKLIN RESOURCES INC10.1K$350.4KHeld
LAZARD ASSET MANAGEMENT LLC321.9K$348.1KHeld
GAMCO INVESTORS, INC. ET AL9.2K$320.7KHeld
PNC Financial Services Group, Inc.9.08K$316.4KHeld
Jump Financial, LLC8.78K$305.9KHeld
Pictet Asset Management Holding SA7.93K$276.3KHeld
StoneX Group Inc.7.46K$260.2KHeld
VICTORY CAPITAL MANAGEMENT INC7.42K$258.7KHeld
SummitTX Capital, L.P.7.29K$254.2KHeld
LOS ANGELES CAPITAL MANAGEMENT LLC7.15K$250.8KHeld
Pathstone Holdings, LLC7.18K$250.3KHeld
Sciencast Management LP7.13K$248.4KHeld
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM6.82K$237.7KHeld
Persistent Asset Partners Ltd6.8K$236.9KNew
Trilogy Capital Inc.6.75K$235.3KHeld
KESTRA PRIVATE WEALTH SERVICES, LLC6.39K$222.8KHeld
Caprock Group, LLC6.24K$217.5KHeld
Brevan Howard Capital Management LP6.18K$215.4KHeld
AlphaQuest LLC6.12K$213.4KHeld
Scientech Research LLC5.94K$207KHeld
SeaCrest Wealth Management, LLC5.42K$206.4KHeld
ROYAL BANK OF CANADA5.88K$205KHeld
Tower Research Capital LLC (TRC)5.85K$203.8KHeld
CoreCap Advisors, LLC5.47K$190.6KHeld
CIBC Private Wealth Group LLC4.94K$172.1KHeld
Ameritas Investment Partners, Inc.4.9K$170.9KHeld
IFP Advisors, Inc4.88K$170.3KNew
State of Wyoming4.6K$160.3KHeld
Pinpoint Asset Management (Singapore) Pte. Ltd.4.27K$149KHeld
Ensign Peak Advisors, Inc3.8K$132.5KHeld
WOLVERINE ASSET MANAGEMENT LLC3.66K$127.6KHeld
Optiver Holding B.V.2.37K$82.6KHeld
PRICE T ROWE ASSOCIATES INC /MD/2.23M$77.7KHeld
SBI Securities Co., Ltd.1.93K$67.2KHeld
GAMMA Investing LLC1.68K$58.6KHeld
OSAIC HOLDINGS, INC.1.61K$56.1KHeld
Kohmann Bosshard Financial Services, LLC1.59K$55.4KHeld
COMERICA BANK1.39K$48.3KHeld
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO1.2K$41.8KHeld
Sterling Capital Management LLC1.02K$35.5KHeld
QUADRANT CAPITAL GROUP LLC990$34.5KHeld
Allworth Financial LP769$26.8K$339Added$25.8K
NISA INVESTMENT ADVISORS, LLC660$23KHeld
Farther Finance Advisors, LLC636$22.2KHeld
MCF Advisors LLC596$20.8KHeld
INSIGNEO ADVISORY SERVICES, LLC17K$19.5KHeld
EFG International AG500$17.4KHeld
SJS Investment Consulting Inc.500$17.4KHeld
Pinnacle Wealth Planning Services, Inc.451$15.7KHeld
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC12K$14.6KHeld
BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC400$13.9KHeld
Strive Financial Group ,LLC370$12.9KHeld
Modus Advisors, LLC290$10.1KHeld
Archer Investment Corp275$9.59KHeld
JONES FINANCIAL COMPANIES LLLP217$7.57KHeld
Rockefeller Capital Management L.P.199$6.94KHeld
SIGNATUREFD, LLC146$5.09KHeld
US BANCORP \DE\126$4.39KHeld
SG Americas Securities, LLC97.3K$4.34KHeld
Versant Capital Management, Inc122$4.25KHeld
ROTHSCHILD INVESTMENT LLC108$3.77KHeld
Sunbelt Securities, Inc.100$3.49KHeld
LRI Investments, LLC99$3.47KHeld
ALGERT GLOBAL LLC82.1K$2.86KHeld
Quarry LP74$2.58KHeld
EverSource Wealth Advisors, LLC62$2.16KHeld
Clearstead Advisors, LLC59$2.06KHeld
Smartleaf Asset Management LLC57$2.05KHeld
HRT FINANCIAL LP53.9K$1.88KHeld
Virtu Financial LLC52.4K$1.83KHeld
Cypress Capital Management LLC (WY)50$1.74KHeld
Fortitude Family Office, LLC48$1.67KHeld
Rialto Wealth Management, LLC40$1.4KHeld
Rachor Investment Advisory Services, LLC39$1.36KHeld
NATIONAL BANK OF CANADA /FI/38$1.32KHeld
Parkside Financial Bank & Trust35$1.22KHeld
Cambridge Investment Research Advisors, Inc.30.5K$1.06KHeld
GSA CAPITAL PARTNERS LLP26.7K$932Held
Princeton Global Asset Management LLC25$872Held
TD PRIVATE CLIENT WEALTH LLC24$837Held
Physician Wealth Advisors, Inc.19$663Held
True Wealth Design, LLC18$628Held
WealthCollab, LLC13$454Held
Global Retirement Partners, LLC12$418Held
CANADA LIFE ASSURANCE Co5.43K$190Held
Essential Partners LLC3$105New
SageView Advisory Group, LLC3$105Held
CWM, LLC2.18K$76Held
Arax Advisory Partners2$70Held
AMALGAMATED BANK1.9K$66Held
BNP PARIBAS ASSET MANAGEMENT Holding S.A.733$26Held
Avion Wealth31$1Held
Capital Advisors, Ltd. LLC3$0Held
Covestor Ltd4$0Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.