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SEI

Solaris Energy Infrastructure

274 hedge funds and large institutions have $2.21B invested in Solaris Energy Infrastructure in 2025 Q3 according to their latest regulatory filings, with 89 funds opening new positions, 82 increasing their positions, 76 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

242% more first-time investments, than exits

New positions opened: 89 | Existing positions closed: 26

63% more capital invested

Capital invested by funds: $1.35B → $2.21B (+$858M)

29% more funds holding

Funds holding: 213274 (+61)

9% more funds holding in top 10

Funds holding in top 10: 1112 (+1)

5.65% more ownership

Funds ownership: 118.32%123.97% (+5.7%)

8% more repeat investments, than reductions

Existing positions increased: 82 | Existing positions reduced: 76

71% less call options, than puts

Call options by funds: $45.8M | Put options by funds: $156M

Holders
274
Holders Change
+61
Holders Change %
+28.64%
% of All Funds
3.6%
Holding in Top 10
12
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+9.09%
% of All Funds
0.16%
New
89
Increased
82
Reduced
76
Closed
26
Calls
$45.8M
Puts
$156M
Net Calls
-$110M
Net Calls Change
-$59.9M
Name Holding Trade Value Shares
Change
Change in
Stake
GF
101
Gabelli Funds
New York
$2.25M
Boston Partners
102
Boston Partners
Massachusetts
$2.2M +$63.2K +2,022 +4%
RhumbLine Advisers
103
RhumbLine Advisers
Massachusetts
$2.13M -$37.4K -1,195 -2%
Deutsche Bank
104
Deutsche Bank
Germany
$2.09M -$731K -23,384 -31%
State of Wisconsin Investment Board
105
State of Wisconsin Investment Board
Wisconsin
$1.98M +$411K +13,142 +36%
SCP
106
Sender Company & Partners
New York
$1.87M +$1.46M +46,759 New
PHK
107
Point72 Hong Kong
Hong Kong
$1.82M +$1.4M +44,660 +5,145%
BHCM
108
Brevan Howard Capital Management
Jersey
$1.75M +$1.94K +62 +0.1%
UBS AM
109
UBS AM
Illinois
$1.74M -$1.24M -39,589 -48%
ACM
110
Aquatic Capital Management
Illinois
$1.62M -$693K -22,165 -35%
First Trust Advisors
111
First Trust Advisors
Illinois
$1.49M -$2.87M -91,900 -71%
RPGK
112
Retirement Planning Group (Kansas)
Kansas
$1.49M +$3.53K +113 +0.3%
Raymond James Financial
113
Raymond James Financial
Florida
$1.48M -$305K -9,751 -21%
Legal & General Group
114
Legal & General Group
United Kingdom
$1.47M +$12.2K +391 +1%
California State Teachers Retirement System (CalSTRS)
115
California State Teachers Retirement System (CalSTRS)
California
$1.45M +$123K +3,918 +12%
Creative Planning
116
Creative Planning
Kansas
$1.45M +$50.5K +1,614 +5%
Verition Fund Management
117
Verition Fund Management
Connecticut
$1.42M -$4.64M -148,378 -81%
AllianceBernstein
118
AllianceBernstein
Tennessee
$1.41M +$18.8K +600 +2%
SEI Investments
119
SEI Investments
Pennsylvania
$1.35M -$6.29K -201 -0.6%
VI
120
Vestcor Inc
New Brunswick, Canada
$1.31M +$1.02M +32,700 New
LP
121
LMR Partners
United Kingdom
$1.26M +$986K +31,536 New
Envestnet Asset Management
122
Envestnet Asset Management
Illinois
$1.23M +$51.4K +1,642 +6%
Hudson Bay Capital Management
123
Hudson Bay Capital Management
Connecticut
$1.2M +$942K +30,134 New
LIP
124
Lighthouse Investment Partners
Florida
$1.2M +$941K +30,100 New
SMTF
125
Sphera Management Technology Funds
Israel
$1.2M +$938K +30,000 New

SEI Hedge Fund Activity: Q3 2025 in Review

274 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Solaris Energy Infrastructure (SEI) for Q3 2025, worth a combined $2.21B — up 63% from $1.35B a quarter earlier.

Buyers outnumbered sellers: 89 funds opened new SEI positions and 26 closed out — a net gain of 63 holders — while 82 added to existing stakes and 76 trimmed.

The largest buyer was Situational Awareness, opening a new position worth an estimated $36M. The largest seller was Driehaus Capital Management, cutting an estimated $40.1M.

  • 274 institutional investors held Solaris Energy Infrastructure (SEI) as of Q3 2025, up from 213 in Q2 2025.
  • Funds reported $2.21B of Solaris Energy Infrastructure stock for Q3 2025, up 63% quarter-over-quarter.
  • 89 funds opened new Solaris Energy Infrastructure positions in Q3 2025 and 26 closed out, a net change of +63 holders.
  • The largest Solaris Energy Infrastructure buyer in Q3 2025 was Situational Awareness, an estimated $36M added.
  • The largest Solaris Energy Infrastructure seller in Q3 2025 was Driehaus Capital Management, an estimated $40.1M sold.

Based on aggregated 13F filings for Q3 2025.