Applied Optoelectronics, Inc. (AAOI) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for AAOI. 13F holdings as of 2026-03-31.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock, Inc.7,192,329$608MINCREASED
SUSQUEHANNA INTERNATIONAL GROUP, LLP4,121,873$349MINCREASED
VANGUARD CAPITAL MANAGEMENT LLC3,061,522$259MNEW
D. E. Shaw & Co., Inc.2,630,257$222MINCREASED
CITADEL ADVISORS LLC2,491,303$211MINCREASED

Recent Insider Trades

InsiderTypeSharesValueDate
Shu-Hua (Joshua) Yeh (***Senior Vice President and Asia General Manager.)SELL6,000$1M2026-06-18
Hung-Lun (Fred) Chang (*** Senior Vice President and North America General Manager)SELL40,329$7M2026-06-17
Hung-Lun (Fred) Chang (*** Senior Vice President and North America General Manager)SELL27,297$5M2026-06-12
Hung-Lun (Fred) Chang (*** Senior Vice President and North America General Manager)SELL34,000$6M2026-06-12
David C Kuo (***Senior Vice President and Chief Legal Officer)SELL19,065$3M2026-06-12

Full institutional holdings, insider history, and congressional trades for Applied Optoelectronics, Inc. on SentiSense.