SOLARIS ENERGY INFRAS INC (SEI): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in SEI · Energy. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
27
13F filers
Aggregate Value
$580.6M
Across holders
Last Price
$53.53
2026-08-24
Sector
Energy
GICS
Quarterly fund activity18 increased8 reduced1 exited
Full exits: Rokos Capital Management LLP
Institutional Holders of SEI
27 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund1.98M$159.3M27.4%0.1%Added+$3.1MQ2 2026
Clearbridge Investments, LLC
CIK 0001348883
Hedge Fund1.14M$91.6M15.8%0.1%Added+$82.6MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund613K$49.3M8.5%0.0%Reduced$-14.5MQ2 2026
STEADFAST CAPITAL MANAGEMENT LP
CIK 0001214822
Hedge Fund482K$38.8M6.7%1.2%AddedQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund432K$34.7M6.0%0.0%Reduced$-164.7MQ2 2026
AXIOM INVESTORS LLC /DE
CIK 0001109147
Hedge Fund309K$24.9M4.3%0.2%Added+$6.2MQ2 2026
Point72 Asset Management, L.P.
CIK 0001603466
Hedge Fund289K$23.3M4.0%0.0%Reduced$-3.2MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund273K$22.0M3.8%0.0%AddedQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund268K$21.5M3.7%0.0%Reduced$-162.4MQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund209K$16.8M2.9%0.1%Added+$15.7MQ2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$159.3M· 27.4% of total· 0.1% port· 1.98M sh· +$3.1M QoQ· Q2 2026
Clearbridge Investments, LLCAdded
Hedge Fund
$91.6M· 15.8% of total· 0.1% port· 1.14M sh· +$82.6M QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$49.3M· 8.5% of total· 0.0% port· 613K sh· $-14.5M QoQ· Q2 2026
STEADFAST CAPITAL MANAGEMENT LPAdded
Hedge Fund
$38.8M· 6.7% of total· 1.2% port· 482K sh· QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$34.7M· 6.0% of total· 0.0% port· 432K sh· $-164.7M QoQ· Q2 2026
AXIOM INVESTORS LLC /DEAdded
Hedge Fund
$24.9M· 4.3% of total· 0.2% port· 309K sh· +$6.2M QoQ· Q2 2026
Point72 Asset Management, L.P.Reduced
Hedge Fund
$23.3M· 4.0% of total· 0.0% port· 289K sh· $-3.2M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$22.0M· 3.8% of total· 0.0% port· 273K sh· QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$21.5M· 3.7% of total· 0.0% port· 268K sh· $-162.4M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$16.8M· 2.9% of total· 0.1% port· 209K sh· +$15.7M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$15.8M· 2.7% of total· 0.0% port· 196K sh· $-8.3M QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$12.7M· 2.2% of total· 0.0% port· 158K sh· $-13.5M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCAdded
Hedge Fund
$12.2M· 2.1% of total· 0.1% port· 152K sh· +$7.2M QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCAdded
Hedge Fund
$10.9M· 1.9% of total· 0.0% port· 135K sh· +$6.6M QoQ· Q2 2026
Verition Fund Management LLCAdded
Hedge Fund
$10.5M· 1.8% of total· 0.1% port· 130K sh· QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$9.8M· 1.7% of total· 0.0% port· 122K sh· $-13.3M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$7.8M· 1.3% of total· 0.0% port· 97K sh· $-22.7M QoQ· Q2 2026
Davidson Kempner Capital Management LPAdded
Hedge Fund
$5.6M· 1.0% of total· 0.1% port· 70K sh· QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$2.9M· 0.5% of total· 0.0% port· 36K sh· QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$2.8M· 0.5% of total· 0.0% port· 35K sh· +$716K QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$2.7M· 0.5% of total· 0.0% port· 33K sh· +$2.2M QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$1.5M· 0.3% of total· 0.0% port· 19K sh· QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$870K· 0.1% of total· 0.0% port· 11K sh· QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$696K· 0.1% of total· 0.0% port· 9K sh· QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALUnchanged
Institutional Manager
$635K· 0.1% of total· 0.0% port· 8K sh· +$0 QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$622K· 0.1% of total· 0.1% port· 8K sh· QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$308K· 0.1% of total· 0.0% port· 4K sh· +$196K QoQ· Q2 2026
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