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PSIX

Power Solutions International

203 hedge funds and large institutions have $533M invested in Power Solutions International in 2025 Q3 according to their latest regulatory filings, with 91 funds opening new positions, 65 increasing their positions, 32 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

10% more call options, than puts

Call options by funds: $21.3M | Put options by funds: $19.3M

8.5% more ownership

Funds ownership: 15.17%23.67% (+8.5%)

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

Holders
203
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$21.3M
Puts
$19.3M
Net Calls
Net Calls Change

Top Sellers

1 -$24.5M
2 -$11.7M
3 -$6.2M
4
Two Sigma Investments
Two Sigma Investments
New York
-$5.08M
5
SST
S Squared Technology
New York
-$2.56M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$946K
77
$939K
78
$895K
79
$892K
80
$864K
81
$855K
82
$844K
83
$839K
84
$815K
85
$798K
86
$786K
87
$771K
88
$735K
89
$733K
90
$713K
91
$682K
92
$676K
93
$666K
94
$662K
95
$656K
96
$626K
97
$622K
98
$563K
99
$510K
100
$509K