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Solaris Energy Infrastructure, Inc.

SEI
Exchange
NYSE
Industry
Oil & Gas Field Machinery & Equipment
SEC CIK
0001697500

In the last 90 days, Solaris Energy Infrastructure, Inc. insiders filed 1 open-market purchase and 0 sales; 433 institutions reported holding it in 13F filings for Q2 2026, worth $5.71B in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Solaris Energy Infrastructure, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of SEI: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders2726335+69
Shares55.3M317.1K67.6M+12.6M (+22.9%)
Value$2.21B$12.7M$3.11B+$909.2M (+41.4%)

6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (102)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Showing the largest 100 of 102 by value.

Institutions new to SEI in Q4 2025
InstitutionSharesValue% of portfolio
Healthcare of Ontario Pension Plan Trust Fund1,021,000$46.9M0.08%
Value Aligned Research Advisors, LLC975,939$44.9M0.92%
Valiant Capital Management, L.P.734,499$33.8M2.84%
No Street GP LP375,000$17.2M1.16%
Balyasny Asset Management LLC310,988$14.3M0.03%
Bank of Nova Scotia267,078$12.3M0.02%
Ratan Capital Management LP250,095$11.5M3.16%
Nomura Asset Management International Inc.249,887$11.5M0.02%
T. Rowe Price Investment Management, Inc.230,375$10.6M0.01%
Wealth High Governance Asset Management Ltda.213,635$9.82M1.76%
Banco Santander, S.A.174,500$8.02M0.06%
Neuberger Berman Group LLC169,250$7.78M0.01%
BW Gestao de Investimentos Ltda.136,365$6.27M0.22%
Wealth High Governance Capital Ltda136,365$6.27M1.84%
Alyeska Investment Group, L.P.134,590$6.19M0.02%
Corigliano Investment Advisers, LLC120,400$5.53M1.97%
Simcoe Capital LLC107,259$4.93M4.64%
Maxi Investments CY Ltd103,650$4.76M0.87%
Candelo Capital Management LP102,600$4.72M4.30%
AI-Squared Management Ltd85,500$3.93M4.56%
Lisanti Capital Growth, LLC83,885$3.86M0.91%
Dockside LLC82,722$3.80M0.98%
AlphaStar Capital Management, LLC82,508$3.79M0.28%
Cushing Asset Management, LP61,000$2.80M0.16%
Adage Capital Partners GP, L.L.C.50,000$2.30M0.00%
Zacks Investment Management48,717$2.24M0.02%
Caption Management, LLC45,923$2.11M0.09%
Asset Management One Co.,Ltd.47,282$2.11M0.01%
Baader Bank INC45,000$2.07M0.17%
Norges Bank44,000$2.02M0.00%
Soros Capital Management LLC43,800$2.01M0.53%
Turas Capital Management LP39,600$1.82M0.61%
Dymon Asia Capital (Singapore) Pte. Ltd.38,494$1.77M0.39%
American Century Companies Inc34,564$1.59M0.00%
Shellback Capital, LP33,374$1.53M0.15%
Polen Capital Management LLC28,597$1.31M0.01%
FirstWave Capital Management LLC28,151$1.29M0.77%
Korea Investment CORP27,100$1.25M0.00%
Vestmark Advisory Solutions, Inc.26,704$1.23M0.02%
Legato Capital Management LLC21,735$999.2K0.09%
Prudential Financial Inc19,525$897.6K0.00%
Keystone Investors Pte Ltd19,476$895.3K0.08%
Algert Global LLC18,310$841.7K0.01%
Havemeyer Place LP17,351$797.6K0.16%
Walleye Capital LLC15,983$734.7K0.00%
RMB Capital Management, LLC15,926$732.1K0.01%
Odyssean, LLC15,323$704.4K0.51%
Centiva Capital, LP15,000$689.5K0.04%
Glenmede Trust Co NA14,671$674.4K0.00%
Jefferies Financial Group Inc.14,106$648.5K0.01%
Silvercrest Asset Management Group LLC13,241$608.7K0.00%
Polymer Capital Management (HK) LTD12,540$576.5K0.09%
Moran Wealth Management, LLC11,671$536.5K0.02%
Walleye Trading LLC11,502$528.7K0.01%
F/M Investments LLC10,272$472.2K0.02%
Cambridge Investment Research Advisors, Inc.9,320$428.0K0.00%
Pinnacle Wealth Management Advisory Group, LLC9,295$427.3K0.03%
Mangrove Partners9,180$422.0K0.03%
VARCOV Co.9,037$415.4K0.16%
M&T Bank Corp8,308$381.6K0.00%
Versor Investments LP8,226$378.1K0.06%
O'Neil Global Advisors, Inc.7,614$350.0K0.12%
Central Asset Investments & Management Holdings (HK) Ltd7,400$340.2K0.22%
Callahan Advisors, LLC7,000$321.8K0.03%
Cetera Investment Advisers6,342$291.5K0.00%
Concurrent Investment Advisors, LLC6,214$285.7K0.00%
Shay Capital LLC6,000$275.8K0.04%
Captrust Financial Advisors5,786$266.0K0.00%
Amundi5,602$257.5K0.00%
NBC Securities, Inc.5,533$254.4K0.02%
We Are One Seven, LLC5,165$237.4K0.00%
Sanctuary Advisors, LLC4,920$226.2K0.00%
Colony Group, LLC4,603$211.6K0.00%
Winton Group Ltd4,500$206.9K0.01%
Ascent Group, LLC4,406$202.5K0.01%
Brasada Capital Management, LP4,000$201.0K0.03%
Kestra Advisory Services, LLC2,854$131.2K0.00%
Cape Investment Advisory, Inc.2,251$103.5K0.03%
Macquarie Group Ltd2,079$95.6K0.00%
KBC Group NV1,582$73.0K0.00%
State of Wyoming1,341$61.6K0.01%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.695$32.0K0.00%
Cullen/Frost Bankers, Inc.611$28.1K0.00%
Basecamp Wealth Advisors LLC392$18.0K0.00%
University of Texas/Texas Am Investment Managment Co371$17.1K0.00%
CoreCap Advisors, LLC300$13.8K0.00%
Elequin Capital LP252$11.6K0.00%
Los Angeles Capital Management LLC218$11.6K0.00%
Steward Partners Investment Advisory, LLC248$11.4K0.00%
Sunbelt Securities, Inc.224$10.3K0.00%
Mark Sheptoff Financial Planning, LLC100$4.60K0.00%
Huntington National Bank99$4.55K0.00%
Jones Financial Companies LLLP90$4.15K0.00%
Greenline Wealth Management LLC73$3.34K0.00%
SJS Investment Consulting Inc.55$2.53K0.00%
Armstrong Advisory Group, Inc52$2.39K0.00%
SageView Advisory Group, LLC47$2.16K0.00%
Cornerstone Financial Management LLC33$1.52K0.00%
Clearstead Advisors, LLC20$9200.00%
SRS Capital Advisors, Inc.13$5980.00%

Sold out (33)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of SEI in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Discovery Capital Management, LLC569,200$22.8M
Acuitas Investments, LLC182,886$7.31M
Agf Management Ltd165,442$6.61M
Quantbot Technologies LP161,433$6.45M
Duquesne Family Office LLCSuperinvestorDuquesne Family Office145,600$5.82M
Schonfeld Strategic Advisors LLC133,422$5.33M
Appian Way Asset Management LP116,740$4.67M
Moore Capital Management, LP93,694$3.74M
Hel Ved Capital Management Ltd91,600$3.66M
Boston Partners54,931$2.20M
Sender Co & Partners, Inc.46,759$1.87M
Yaupon Capital Management LP25,453$1.02M
Omers Administration Corp23,900$955.3K
Whalen Wealth Management Inc.22,021$880.2K
Phoenix Holdings Ltd.19,791$795.8K
Virtu Financial LLC15,239$609.0K
Polymer Capital Management (US) LLC15,000$599.5K
Counterpoint Mutual Funds LLC12,041$481.3K
Bayesian Capital Management, LP10,200$407.7K
PDT Partners, LLC8,900$355.7K
Apollon Wealth Management, LLC8,801$351.8K
Y-Intercept (Hong Kong) Ltd6,649$265.8K
DRW Securities, LLC6,588$265.5K
Weiss Asset Management LP5,070$202.6K
Morse Asset Management, Inc4,970$198.7K
Pinpoint Asset Management (Singapore) Pte. Ltd.4,506$180.1K
Advisory Services Network, LLC1,600$64.0K
Mather Group, LLC.534$21.3K
Aster Capital Management (DIFC) Ltd232$9.27K
Valley National Advisers Inc100$3.00K
Frazier Financial Advisors, LLC63$2.53K
Principal Securities, Inc.16$640
Montag A & Associates Inc12$480

Not filed for Q4 2025 yet (6)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SEI in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Cubist Systematic Strategies, LLC233,662$9.34M
Point72 Hong Kong Ltd45,528$1.82M
Wolverine Trading, LLC13,469$557.2K
Glenmede Investment Management, LP12,487$499.1K
Point72 (DIFC) Ltd11,216$448.3K
Point72 Europe (London) LLP739$29.5K