AAOIApplied Optoelectronics, Inc.

$109.54+278% 1Y

Who owns AAOI

475 institutions reported holding AAOI for 2026Q2, together 67% of the company, more than the 365 a quarter earlier.

475

Institutions reporting a position · as of 2026Q2 · up from 365 the quarter before

Shares held by institutions
50.9M

Shares held by institutions · 67% of the company · long US equity positions only, as reported on Form 13F

Reported value
$7.54B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
28%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
52
New positions
173
Positions exited
64
Added to
125
Reduced
138
Top 10 holdersof the company
39%
Shares sold shortsettled Sep 15, 2026
12.3M
Short interestof shares outstanding
16%
Days to coverat the average daily volume
2.0
Change in the short positionsince the Aug 31, 2026 count
+1.8%
Institutional ownership by quarter, 2013Q3 to 2026Q2
QuarterFilersSharesReported value
2026Q247550.9M$7.54B
2026Q136552.8M$4.46B
2025Q421647.7M$1.66B
2025Q317539.5M$1.03B
2025Q214433.0M$848M
2025Q114631.1M$478M
2024Q415430.7M$1.13B
2024Q314029.5M$422M
2024Q213329.2M$242M
2024Q111928.7M$397M
2023Q410223.6M$455M
2023Q37715.7M$172M
2023Q25512.1M$72M
2023Q1528.8M$19M
2022Q4629.3M$18M
2022Q3629.3M$25M
Largest reported holders, 2026Q2
HolderShares% of companyValue
VANGUARD GROUP INC6.6M8.7%$980M
BlackRock Inc.6.5M8.5%$956M
Invesco Ltd.3.4M4.5%$506M
Marex Group plc2.8M3.7%$419M
UBS Group AG2.1M2.8%$313M
OBERWEIS ASSET MANAGEMENT INC/1.8M2.4%$265M
GEODE CAPITAL MANAGEMENT LLC1.7M2.2%$248M
Value Aligned Research Advisors, LLC1.6M2.1%$236M
GOLDMAN SACHS GROUP INC1.6M2.1%$235M
STATE STREET CORP1.5M2.0%$222M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 202612.3M16%2.0
Aug 31, 202612.1M16%1.3
Aug 14, 202610.4M14%1.0
Jul 31, 202610.4M14%1.2
Jul 15, 20269.9M13%1.1
Jun 30, 202610.8M14%1.0
Jun 15, 202610.2M13%1.0
May 29, 202610.0M13%1.0
May 15, 20269.3M12%1.0
Apr 30, 202610.1M13%1.1
Apr 15, 202610.1M13%1.0
Mar 31, 20269.2M12%1.0

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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