PSIX

Power Solutions International, Inc. Common Stock
PSIX

Overview Fund Activity

125 hedge funds and large institutions have $223M invested in Power Solutions International, Inc. Common Stock in 2025 Q2 according to their latest regulatory filings, with 73 funds opening new positions, 32 increasing their positions, 17 reducing their positions, and 13 closing their positions.

Holders
125
Holders Change
+59
Holders Change %
+89.39%
% of All Funds
1.68%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
73
Increased
32
Reduced
17
Closed
13
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
BlackRock
1
BlackRock
New York
$32.8M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$23.4M
3
Wells Fargo
3
Wells Fargo
California
$6.82M
4
Geode Capital Management
4
Geode Capital Management
Massachusetts
$9.99M
5
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$4.73M

Top Sellers

1
GS
1
Gagnon Securities
New York
$22.1M
2
GA
2
Gagnon Advisors
New York
$11.7M
3
SST
3
S Squared Technology
New York
$2.56M
4
PCM
4
Portolan Capital Management
Massachusetts
$0
5
Marshall Wace
5
Marshall Wace
United Kingdom
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$32.8M 506,967 +410,020 +423%
Vanguard Group
2
Vanguard Group
Pennsylvania
$23.4M 361,638 +86,945 +32%
GS
3
Gagnon Securities
New York
$22.1M 341,611 -183,680 -35%
GA
4
Gagnon Advisors
New York
$11.7M 180,405 -143,079 -44%
Geode Capital Management
5
Geode Capital Management
Massachusetts
$9.99M 154,383 +78,034 +102%
Two Sigma Investments
6
Two Sigma Investments
New York
$7.12M 110,072 +55,811 +103%
Wells Fargo
7
Wells Fargo
California
$6.82M 105,496 +85,351 +424%
OSAM
8
O'Shaughnessy Asset Management
Connecticut
$5.11M 78,991 -1,579 -2%
State Street
9
State Street
Massachusetts
$5.07M 78,320 +66,220 +547%
Citadel Advisors
10
Citadel Advisors
Florida
$4.82M 74,546 -31,228 -30%
Arrowstreet Capital
11
Arrowstreet Capital
Massachusetts
$4.73M 73,202 +73,202 New
Raymond James Financial
12
Raymond James Financial
Florida
$4.39M 67,914 +43,185 +175%
Goldman Sachs
13
Goldman Sachs
New York
$4.02M 62,131 +37,414 +151%
VCM
14
Valiant Capital Management
California
$3.91M 60,505 +16,900 +39%
Renaissance Technologies
15
Renaissance Technologies
New York
$3.65M 56,396 +56,396 New
IAA
16
Independent Advisor Alliance
North Carolina
$3.53M 54,545 +11,605 +27%
Morgan Stanley
17
Morgan Stanley
New York
$3.33M 51,408 +32,900 +178%
Northern Trust
18
Northern Trust
Illinois
$3.09M 47,829 +36,696 +330%
Charles Schwab
19
Charles Schwab
California
$3.07M 47,510 +16,565 +54%
EI
20
EAM Investors
California
$3M 46,430 +46,430 New
LPL Financial
21
LPL Financial
California
$2.97M 45,907 +25,007 +120%
Lazard Asset Management
22
Lazard Asset Management
New York
$2.97M 45,902 +45,902 New
Two Sigma Advisers
23
Two Sigma Advisers
New York
$2.9M 44,800 +24,000 +115%
NA
24
Navellier & Associates
Nevada
$2.82M 43,603 +3,937 +10%
RWM
25
Ritholtz Wealth Management
New York
$2.64M 40,873 +1,018 +3%
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