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Applied Optoelectronics

375 hedge funds and large institutions have $4.48B invested in Applied Optoelectronics in 2026 Q1 according to their latest regulatory filings, with 192 funds opening new positions, 96 increasing their positions, 78 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

562% more first-time investments, than exits

New positions opened: 192 | Existing positions closed: 29

350% more funds holding in top 10

Funds holding in top 10: 29 (+7)

170% more capital invested

Capital invested by funds: $1.66B → $4.48B (+$2.82B)

73% more funds holding

Funds holding: 217375 (+158)

23% more repeat investments, than reductions

Existing positions increased: 96 | Existing positions reduced: 78

15% more call options, than puts

Call options by funds: $682M | Put options by funds: $593M

0.68% more ownership

Funds ownership: 69.84%70.52% (+0.68%)

Holders
375
Holders Change
+158
Holders Change %
+72.81%
% of All Funds
4.61%
Holding in Top 10
9
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+350%
% of All Funds
0.11%
New
192
Increased
96
Reduced
78
Closed
29
Calls
$682M
Puts
$593M
Net Calls
+$89.7M
Net Calls Change
+$218M
Name Holding Trade Value Shares
Change
Change in
Stake
RC
376
Roubaix Capital
Colorado
-$3.77M -108,275 Closed
Walleye Trading
377
Walleye Trading
New York
-$6.55M -102,588 Closed
FMI
378
F/M Investments
District of Columbia
-$3.28M -94,120 Closed
ACM
379
Atika Capital Management
New York
-$3.06M -87,657 Closed
EC
380
E20 Capital
-$2.34M -67,223 Closed
YIH
381
Y-Intercept (HK)
Hong Kong
-$1.93M -55,271 Closed
CCS
382
Concentric Capital Strategies
Connecticut
-$1.6M -46,021 Closed
CCM
383
Cinctive Capital Management
New York
-$1.07M -30,743 Closed
AAP
384
Ardsley Advisory Partners
Connecticut
-$872K -25,000 Closed
Nomura Holdings
385
Nomura Holdings
Japan
-$482K -13,833 Closed
Holocene Advisors
386
Holocene Advisors
New York
-$435K -12,484 Closed
SFM
387
Soros Fund Management
New York
-$404K -11,576 Closed
I
388
InceptionR
California
-$378K -10,855 Closed
GI
389
GAMCO Investors
Connecticut
-$321K -9,200 Closed
SM
390
Sciencast Management
New Jersey
-$248K -7,127 Closed
PAP
391
Persistent Asset Partners
Hong Kong
-$237K -6,797 Closed
KPWS
392
Kestra Private Wealth Services
Texas
-$223K -6,390 Closed
A
393
AlphaQuest
New York
-$213K -6,123 Closed
SRL
394
Scientech Research LLC
New Jersey
-$207K -5,938 Closed
WAM
395
Wolverine Asset Management
Illinois
-$234K -3,660 Closed
Optiver Holding
396
Optiver Holding
Netherlands
-$82.6K -2,370 Closed
AB
397
Amalgamated Bank
New York
-$66K -1,897 Closed
KBFS
398
Kohmann Bosshard Financial Services
Ohio
-$55.4K -1,589 Closed
Northwestern Mutual Wealth Management
399
Northwestern Mutual Wealth Management
Wisconsin
-$41.8K -1,200 Closed
MA
400
Modus Advisors
Minnesota
-$10.1K -290 Closed

AAOI Hedge Fund Activity: Q1 2026 in Review

375 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Applied Optoelectronics (AAOI) for Q1 2026, worth a combined $4.48B — up 170% from $1.66B a quarter earlier.

Buyers outnumbered sellers: 192 funds opened new AAOI positions and 29 closed out — a net gain of 163 holders — while 96 added to existing stakes and 78 trimmed.

The largest buyer was BlackRock, adding an estimated $120M. The largest seller was Invesco, cutting an estimated $95.6M.

  • 375 institutional investors held Applied Optoelectronics (AAOI) as of Q1 2026, up from 217 in Q4 2025.
  • Funds reported $4.48B of Applied Optoelectronics stock for Q1 2026, up 170% quarter-over-quarter.
  • 192 funds opened new Applied Optoelectronics positions in Q1 2026 and 29 closed out, a net change of +163 holders.
  • The largest Applied Optoelectronics buyer in Q1 2026 was BlackRock, an estimated $120M added.
  • The largest Applied Optoelectronics seller in Q1 2026 was Invesco, an estimated $95.6M sold.

Based on aggregated 13F filings for Q1 2026.