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PSIX

Power Solutions International
PSIX

201 hedge funds and large institutions have $419M invested in Power Solutions International in 2026 Q1 according to their latest regulatory filings, with 55 funds opening new positions, 64 increasing their positions, 50 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

81% more call options, than puts

Call options by funds: $21.5M | Put options by funds: $11.9M

28% more repeat investments, than reductions

Existing positions increased: 64 | Existing positions reduced: 50

28% more first-time investments, than exits

New positions opened: 55 | Existing positions closed: 43

7% more capital invested

Capital invested by funds: $393M → $419M (+$26M)

4% more funds holding

Funds holding: 193 → 201 (+8)

0% more ownership

Funds ownership: 29.71% → 29.72% (+0%)

Holders
201
Holders Change
+8
Holders Change %
+4.15%
% of All Funds
2.47%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
% of All Funds
0.02%
New
55
Increased
64
Reduced
50
Closed
43
Calls
$21.5M
Puts
$11.9M
Net Calls
+$9.58M
Net Calls Change
+$8.26M

Top Buyers

1
SG Americas Securities
SG Americas Securities
New York
+$15.3M
2
Barclays
Barclays
United Kingdom
+$15.1M
3
DB
Danske Bank
Denmark
+$8.68M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$5.8M
5
OGM
OnyxPoint Global Management
New York
+$5.56M

Top Sellers

1
DCM
Driehaus Capital Management
Illinois
-$13.1M
2
AP
Antipodes Partners
Australia
-$12.5M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$7.26M
4
Renaissance Technologies
Renaissance Technologies
New York
-$6.17M
5
BHWA
Beacon Harbor Wealth Advisors
Virginia
-$5.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
SCM
176
Sterling Capital Management
North Carolina
$4.38K -$999 -14 -16%
SHIM
177
Stone House Investment Management
Pennsylvania
$3.96K -$8.92K -125 -66%
NS
178
NBC Securities
Alabama
$3.9K – – –
GWM
179
Geneos Wealth Management
Colorado
$3.9K +$4.57K +64 New
Fifth Third Bancorp
180
Fifth Third Bancorp
Ohio
$3.23K +$3.78K +53 New
US Bancorp
181
US Bancorp
Minnesota
$3.17K +$3.57K +50 +2,500%
HI
182
Harbour Investments
Wisconsin
$3.04K – – –
HWA
183
HHM Wealth Advisors
Tennessee
$3.04K +$3.57K +50 New
S
184
SignatureFD
Georgia
$2.62K +$2.21K +31 +258%
IAIM
185
International Assets Investment Management
Florida
$1.66K – – –
FDCDDQ
186
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.64K +$1.93K +27 New
AAG
187
Armstrong Advisory Group
Massachusetts
$1.46K – – –
AF
188
Allworth Financial
California
$1.34K -$285 -4 -15%
AssetMark Inc
189
AssetMark Inc
California
$1.22K – – –
GI
190
GAMMA Investing
California
$1.03K +$642 +9 +113%
BTI
191
Blue Trust Inc
Georgia
$852 +$999 +14 New
PA
192
Parallel Advisors
California
$548 +$642 +9 New
RFP
193
Root Financial Partners
California
$304 +$357 +5 New
CA
194
Clearstead Advisors
Ohio
$244 – – –
MCM
195
MAI Capital Management
Ohio
$244 +$285 +4 New
CTC
196
Central Trust Company
Missouri
$122 – – –
PAMS
197
Pinpoint Asset Management (Singapore)
$122 – – –
MPWT
198
MassMutual Private Wealth & Trust
Connecticut
$61 -$71 -1 -50%
EWA
199
EverSource Wealth Advisors
Alabama
$61 – – –
HNB
200
Huntington National Bank
Ohio
$61 – – –
6 7
8
9 10

PSIX Hedge Fund Activity: Q1 2026 in Review

201 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Power Solutions International (PSIX) for Q1 2026, worth a combined $419M — up 6.6% from $393M a quarter earlier.

Buyers outnumbered sellers: 55 funds opened new PSIX positions and 43 closed out — a net gain of 12 holders — while 64 added to existing stakes and 50 trimmed.

The largest buyer was SG Americas Securities, adding an estimated $15.3M. The largest seller was Driehaus Capital Management, exiting entirely with an estimated $13.1M sold.

  • 201 institutional investors held Power Solutions International (PSIX) as of Q1 2026, up from 193 in Q4 2025.
  • Funds reported $419M of Power Solutions International stock for Q1 2026, up 6.6% quarter-over-quarter.
  • 55 funds opened new Power Solutions International positions in Q1 2026 and 43 closed out, a net change of +12 holders.
  • The largest Power Solutions International buyer in Q1 2026 was SG Americas Securities, an estimated $15.3M added.
  • The largest Power Solutions International seller in Q1 2026 was Driehaus Capital Management, an estimated $13.1M sold.

Based on aggregated 13F filings for Q1 2026.