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Filing Flows › Applied Optoelectronics (AAOI) › Who owns the stock

Who owns Applied Optoelectronics (AAOI) stock

455 funds reported Applied Optoelectronics (AAOI) shares in their latest 13F filings, worth $7.5B in all. The largest holder is BlackRock ($956M). Last quarter 272 funds added to their stakes and 191 cut them.

Largest holders of AAOI (13F)Largest holders of AAOI (13F)BlackRock$956MInvesco$506MVanguard Capital Management LLC$498MMarex Group$419MVanguard Portfolio Management LLC$393MUBS Group AG$313MOberweis Asset Management$265MGeode Capital Management, LLC$248MValue Aligned Research Advisors, …$236MGoldman Sachs Group$235M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock6,450,270$956Mdecrease2026-06-30
Invesco3,414,262$506Mincrease2026-06-30
Vanguard Capital Management LLC3,363,001$498Mincrease2026-06-30
Marex Group2,830,272$419Mincrease2026-06-30
Vanguard Portfolio Management LLC2,651,718$393Mincrease2026-06-30
UBS Group AG2,111,464$313Mincrease2026-06-30
Oberweis Asset Management1,791,127$265Mdecrease2026-06-30
Geode Capital Management, LLC1,670,936$248Mincrease2026-06-30
Value Aligned Research Advisors, LLC1,595,124$236Mincrease2026-06-30
Goldman Sachs Group1,586,453$235Mincrease2026-06-30
State Street1,497,617$222Mdecrease2026-06-30
Hood River Capital Management LLC1,392,510$206Mincrease2026-06-30
Clear Street Group1,231,143$182Mnew2026-06-30
Vanguard Group4,982,660$174Mincrease2025-12-31
Morgan Stanley1,115,138$165Mincrease2026-06-30

Applied Optoelectronics' latest quarter

Applied Optoelectronics, Q3 2026: revenue $270M (+128% year over year), operating margin -0.5%, net earnings $6.3M, operating cash flow −$2.9M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most AAOI stock?

By the latest 13F filings: BlackRock ($956M); Invesco ($506M); Vanguard Capital Management LLC ($498M); Marex Group ($419M); Vanguard Portfolio Management LLC ($393M).

What is the short interest in AAOI?

16,296,183 shares were sold short at the 2026-10-15 settlement, 17.49% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.