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Applied Optoelectronics

179 hedge funds and large institutions have $1.03B invested in Applied Optoelectronics in 2025 Q3 according to their latest regulatory filings, with 58 funds opening new positions, 56 increasing their positions, 42 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

152% more first-time investments, than exits

New positions opened: 58 | Existing positions closed: 23

33% more repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 42

23% more funds holding

Funds holding: 145179 (+34)

21% more capital invested

Capital invested by funds: $848M → $1.03B (+$182M)

4.28% more ownership

Funds ownership: 59.41%63.69% (+4.3%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

47% less call options, than puts

Call options by funds: $101M | Put options by funds: $189M

Holders
179
Holders Change
+34
Holders Change %
+23.45%
% of All Funds
2.35%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
58
Increased
56
Reduced
42
Closed
23
Calls
$101M
Puts
$189M
Net Calls
-$88.1M
Net Calls Change
-$115M
Name Holding Trade Value Shares
Change
Change in
Stake
Simplex Trading
51
Simplex Trading
Illinois
$3.21M +$3.16M +123,745 New
Squarepoint
52
Squarepoint
New York
$2.76M -$1.54M -60,107 -36%
Swiss National Bank
53
Swiss National Bank
Switzerland
$2.68M +$312K +12,200 +13%
Walleye Trading
54
Walleye Trading
New York
$2.24M +$2.21M +86,252 New
GGHC
55
Gilder Gagnon Howe & Co
New York
$2.24M +$397K +15,540 +22%
AG
56
Algert Global
California
$2.12M +$2.09M +81,757 New
RhumbLine Advisers
57
RhumbLine Advisers
Massachusetts
$2M -$36.2K -1,417 -2%
JGC
58
J. Goldman & Co
New York
$1.94M +$1.91M +74,702 New
Legal & General Group
59
Legal & General Group
United Kingdom
$1.79M +$108K +4,217 +7%
Invesco
60
Invesco
Georgia
$1.72M +$137K +5,342 +9%
FMI
61
F/M Investments
District of Columbia
$1.66M +$1.64M +64,193 New
VF
62
Virtu Financial
New York
$1.66M +$1.64M +64,072 New
IMC Chicago
63
IMC Chicago
Illinois
$1.66M +$1.63M +63,840 New
KCM
64
Kornitzer Capital Management
Kansas
$1.56M
Marshall Wace
65
Marshall Wace
United Kingdom
$1.54M +$1.52M +59,564 New
UBS AM
66
UBS AM
Illinois
$1.54M -$1.22M -47,907 -45%
AllianceBernstein
67
AllianceBernstein
Tennessee
$1.53M +$75.3K +2,945 +5%
BAM
68
BOCHK Asset Management
Hong Kong
$1.48M +$1.45M +56,900 New
Russell Investments Group
69
Russell Investments Group
United Kingdom
$1.3M +$1.27M +49,748 +18,844%
California State Teachers Retirement System (CalSTRS)
70
California State Teachers Retirement System (CalSTRS)
California
$1.3M -$139K -5,423 -10%
Principal Financial Group
71
Principal Financial Group
Iowa
$1.28M +$1.26M +49,342 New
HF
72
HRT Financial
New York
$1.24M +$1.22M +47,634 New
State of Wisconsin Investment Board
73
State of Wisconsin Investment Board
Wisconsin
$1.2M +$1.18M +46,173 New
YIH
74
Y-Intercept (HK)
Hong Kong
$1.15M -$2.78M -108,664 -71%
Wells Fargo
75
Wells Fargo
California
$1.09M +$160K +6,249 +17%

AAOI Hedge Fund Activity: Q3 2025 in Review

179 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Applied Optoelectronics (AAOI) for Q3 2025, worth a combined $1.03B — up 21% from $848M a quarter earlier.

Buyers outnumbered sellers: 58 funds opened new AAOI positions and 23 closed out — a net gain of 35 holders — while 56 added to existing stakes and 42 trimmed.

The largest buyer was Hood River Capital Management, opening a new position worth an estimated $40.3M. The largest seller was Neuberger Berman Group, exiting entirely with an estimated $69.8M sold.

  • 179 institutional investors held Applied Optoelectronics (AAOI) as of Q3 2025, up from 145 in Q2 2025.
  • Funds reported $1.03B of Applied Optoelectronics stock for Q3 2025, up 21% quarter-over-quarter.
  • 58 funds opened new Applied Optoelectronics positions in Q3 2025 and 23 closed out, a net change of +35 holders.
  • The largest Applied Optoelectronics buyer in Q3 2025 was Hood River Capital Management, an estimated $40.3M added.
  • The largest Applied Optoelectronics seller in Q3 2025 was Neuberger Berman Group, an estimated $69.8M sold.

Based on aggregated 13F filings for Q3 2025.