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Applied Optoelectronics
AAOI

Overview Fund Activity

146 hedge funds and large institutions have $478M invested in Applied Optoelectronics in 2025 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 60 increasing their positions, 38 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
146
Holders Change
-9
Holders Change %
-5.81%
% of All Funds
1.98%
Holding in Top 10
–
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
–
New
31
Increased
60
Reduced
38
Closed
39
Calls
$23.8M
Puts
$25.7M
Net Calls
-$1.89M
Net Calls Change
-$21.8M

Top Buyers

1
OAM
Oberweis Asset Management
Illinois
+$13.6M
2
PHK
Point72 Hong Kong
Hong Kong
+$11.4M
3
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$9.69M
4
UBS Group
UBS Group
Switzerland
+$7.91M
5
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$7.45M

Top Sellers

1
JCM
JAT Capital Management
Connecticut
-$68.3M
2
YRHAM
Yong Rong (HK) Asset Management
Hong Kong
-$27.6M
3
JFG
Jefferies Financial Group
New York
-$23.4M
4
DCM
Driehaus Capital Management
Illinois
-$18.8M
5
PCM
Portolan Capital Management
Massachusetts
-$12.4M
Name Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$53.5M +$1.37M +89,050 +3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$42.7M +$5.37M +350,145 +14%
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$34.4M +$917K +59,771 +3%
Morgan Stanley
4
Morgan Stanley
New York
$21.8M +$3.96M +257,689 +22%
OAM
5
Oberweis Asset Management
Illinois
$21.3M +$13.6M +889,026 +179%
State Street
6
State Street
Massachusetts
$17.1M +$369K +24,061 +2%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$16.6M +$1.57M +102,094 +10%
Citigroup
8
Citigroup
New York
$16.3M -$4.7M -306,256 -22%
Assenagon Asset Management
9
Assenagon Asset Management
Luxembourg
$15M +$9.69M +631,128 +183%
UBS Group
10
UBS Group
Switzerland
$14.2M +$7.91M +515,486 +127%
RA
11
Royce & Associates
New York
$13.5M +$1.78M +115,853 +15%
Neuberger Berman Group
12
Neuberger Berman Group
New York
$13.4M +$3.2M +208,564 +31%
Two Sigma Investments
13
Two Sigma Investments
New York
$12.7M +$3.66M +238,718 +41%
Bank of America
14
Bank of America
North Carolina
$12.4M +$7.22M +470,431 +139%
Voloridge Investment Management
15
Voloridge Investment Management
Florida
$11.6M +$6.14M +400,128 +113%
PHK
16
Point72 Hong Kong
Hong Kong
$11.4M +$11.4M +742,734 New
Nomura Holdings
17
Nomura Holdings
Japan
$9.26M -$3.78M -246,507 -29%
EA
18
Emerald Advisers
Pennsylvania
$9.15M -$163K -10,621 -2%
Ameriprise
19
Ameriprise
Minnesota
$8.64M +$2.82M +183,654 +48%
Alyeska Investment Group
20
Alyeska Investment Group
Illinois
$7.45M +$7.45M +485,659 New
Jane Street
21
Jane Street
New York
$7.4M +$767K +49,942 +12%
Citadel Advisors
22
Citadel Advisors
Florida
$7.37M +$3.1M +201,996 +73%
Tudor Investment Corp
23
Tudor Investment Corp
Connecticut
$7.04M +$5.32M +346,352 +308%
Northern Trust
24
Northern Trust
Illinois
$6.29M +$152K +9,873 +2%
Dimensional Fund Advisors
25
Dimensional Fund Advisors
Texas
$6.13M -$74.3K -4,839 -1%
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