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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.

Q2 2026 vs. Q1 2026

How the institutions holding Solaris Energy Infrastructure, Inc. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of SEI: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders3636433+76
Shares65.2M1.15M71.0M+6.89M (+10.8%)
Value$3.69B$65.0M$5.71B+$2.09B (+57.6%)

6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (115)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q2 2026 but not at the end of Q1 2026.

Showing the largest 100 of 115 by value.

Institutions new to SEI in Q2 2026
InstitutionSharesValue% of portfolio
Alyeska Investment Group, L.P.761,755$61.3M0.16%
Greenhouse Funds LLLP495,053$39.8M2.10%
Steadfast Capital Management LP481,901$38.8M1.19%
Tortoise Capital Advisors, L.L.C.293,332$23.6M0.24%
Renaissance Technologies LLC273,400$22.0M0.03%
Goodlander Investment Management, LLC270,000$21.7M6.56%
Agf Management Ltd255,789$20.6M0.08%
La Banque Postale Asset Management SA245,587$19.8M0.20%
TimesSquare Capital Management, LLC198,051$15.9M0.23%
BWCP, LP172,215$13.9M1.98%
Diameter Capital Partners LP150,000$12.1M1.28%
HRT Financial LP143,156$11.5M0.02%
Hiddenite Capital Partners LP140,000$11.3M2.77%
ING Groep NV132,300$10.6M0.05%
Ripple Effect Asset Management LP130,300$10.5M6.19%
Verition Fund Management LLC130,241$10.5M0.07%
Renaissance Group LLC117,800$9.48M0.38%
Peregrine Capital Management LLC111,856$9.00M0.29%
ARP Global Capital Ltd72,056$5.80M2.55%
Davidson Kempner Capital Management LP70,000$5.63M0.09%
Pillsbury Lake Capital LLC64,796$5.21M1.43%
Dockside LLC57,348$4.61M1.08%
Aubrey Capital Management Ltd49,500$3.98M2.49%
Jupiter Topco LLC44,538$3.58M0.00%
Union Bancaire Privee, UBP SA46,708$3.26M0.05%
Blue Jean Financial LLC39,981$3.22M2.24%
O'Neil Global Advisors, Inc.39,462$3.18M0.71%
Readystate Asset Management LP38,012$3.06M0.12%
Brevan Howard Capital Management LP35,868$2.89M0.04%
Federation des caisses Desjardins du Quebec33,829$2.72M0.01%
Quadrature Capital Ltd20,349$1.64M0.01%
Artemis Wealth Advisors, LLC20,000$1.61M0.19%
Hudson Bay Capital Management LP19,121$1.54M0.01%
Natixis Advisors, L.P.16,733$1.35M0.00%
State of New Jersey Common Pension Fund D15,270$1.23M0.00%
Veracity Capital LLC13,214$1.06M0.29%
SRS Capital Advisors, Inc.12,695$1.02M0.01%
SeaCrest Wealth Management, LLC11,324$911.1K0.10%
Sigma Planning Corp11,213$902.2K0.02%
Diversify Advisory Services, LLC17,101$899.4K0.02%
Diversify Wealth Management, LLC17,101$899.4K0.02%
GWM Advisors LLC10,932$879.6K0.00%
Caxton Associates LLP10,813$870.0K0.02%
Atomi Financial Group, Inc.9,451$760.4K0.02%
Lighthouse Investment Partners, LLC8,649$695.9K0.02%
MML Investors Services, LLC8,228$662.0K0.00%
HMS Capital Management, LLC8,085$650.5K0.24%
Fulcrum Asset Management LLP7,850$622.3K0.06%
VGI Partners Ltd7,507$604.0K0.03%
Healthcare of Ontario Pension Plan Trust Fund6,687$538.0K0.00%
PEAK6 LLC6,500$523.0K0.01%
Fieldview Capital Management, LLC5,934$477.4K0.14%
Engineers Gate Manager LP5,900$474.7K0.01%
Alliance Wealth Advisors, LLC5,660$455.4K0.09%
Keebeck Wealth Management, LLC5,646$454.3K0.04%
Stratos Wealth Partners, LTD.5,459$439.2K0.00%
Colony Group, LLC5,101$410.4K0.00%
Portside Wealth Group, LLC5,081$408.8K0.05%
Ameritas Advisory Services, LLC4,923$396.1K0.01%
Counterpoint Mutual Funds LLC4,249$341.9K0.03%
Atria Investments LLC4,193$337.3K0.00%
Janney Montgomery Scott LLC3,746$301.0K0.00%
Cresset Asset Management, LLC3,709$298.4K0.00%
Alpine Woods Capital Investors, LLC3,704$298.0K0.07%
Global Retirement Partners, LLC3,676$295.8K0.00%
State of Wyoming3,669$295.2K0.03%
Pinnacle Financial Partners, Inc.3,517$283.0K0.00%
Private Advisor Group, LLC3,441$276.9K0.00%
Catalyst Funds Management Pty Ltd3,400$273.6K0.02%
Pallas Capital Advisors LLC3,347$269.3K0.01%
Bosman Wealth Management, LLC3,284$264.2K0.16%
Cinctive Capital Management LP3,212$258.4K0.01%
NFJ Investment Group, LLC3,134$252.2K0.01%
One Wealth Capital Management, LLC3,133$252.1K0.07%
BankChampaign, National Association3,078$247.7K0.19%
Credit Capital Investments LLC3,000$241.4K0.14%
Swiss Life Asset Management Ltd2,782$223.8K0.00%
Truist Financial Corp2,768$222.7K0.00%
VisionPoint Advisory Group, LLC2,768$222.7K0.04%
Massar Capital Management, LP2,744$220.8K0.08%
Integrated Wealth Concepts LLC2,727$219.4K0.00%
Foundations Investment Advisors, LLC2,715$218.5K0.00%
Abel Hall, LLC2,690$216.4K0.04%
Walser Wealth Management Company, A Ltd Liability Co2,662$214.2K0.09%
STRS Ohio2,600$209.2K0.00%
Fundamentun, LLC2,559$206.0K0.01%
Ausdal Financial Partners, Inc.2,551$205.3K0.01%
DnB Asset Management AS2,517$202.5K0.00%
Canada Pension Plan Investment Board2,500$201.2K0.00%
Ulysses Management LLC2,500$201.2K0.07%
Nykredit A/S2,034$163.7K0.00%
Cape Investment Advisory, Inc.1,778$143.1K0.04%
Crewe Advisors LLC1,100$88.5K0.01%
Premier Fund Managers Ltd999$79.0K0.01%
Spire Wealth Management646$52.0K0.00%
Whittier Trust Co of Nevada Inc310$20.3K0.00%
Rakuten Securities, Inc.182$14.6K0.00%
Private Trust Co NA122$9.82K0.00%
Quarry LP120$9.65K0.00%
IFG Advisory, LLC98$7.88K0.00%

Sold out (39)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of SEI in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Value Aligned Research Advisors, LLC896,985$50.7M
Ratan Capital Management LP110,046$6.22M
ExodusPoint Capital Management, LP103,701$5.86M
Cohen & Steers, Inc.98,322$5.56M
Mirabella Financial Services LLP56,957$3.22M
Toronto Dominion Bank44,973$2.54M
LMR Partners LLP39,083$2.21M
Bamco Inc38,970$2.20M
Rokos Capital Management LLP33,613$1.90M
Virtu Financial LLC26,078$1.47M
Precision Wealth Strategies, LLC21,330$1.21M
Winton Group Ltd17,896$1.01M
Van Den Berg Management I, Inc14,868$840.2K
Neo Ivy Capital Management14,741$833.0K
Symmetry Investments LP14,027$792.7K
DRW Securities, LLC9,347$528.2K
Altfest L J & Co Inc8,961$506.4K
Triglav Skladi, D.O.O.7,265$410.5K
Interval Partners, LP6,587$372.2K
Coldstream Capital Management Inc5,315$300.4K
Apollon Wealth Management, LLC5,025$283.9K
Sender Co & Partners, Inc.4,482$253.3K
Centiva Capital, LP4,061$229.5K
Marex Group plc3,748$211.8K
Quadrant Capital Group LLC1,796$101.5K
Acadian Asset Management LLC1,209$68.0K
FNY Investment Advisers, LLC518$29.0K
Intentional Wealth Strategies, LLC380$21.5K
Clear Street Markets LLC300$17.0K
Aster Capital Management (DIFC) Ltd268$5.83K
Elequin Capital LP92$5.20K
Root Financial Partners, LLC51$2.88K
Optiver Holding B.V.35$1.98K
Legacy Wealth Managment, LLC30$1.70K
Golden State Equity Partners18$1.02K
Rachor Investment Advisory Services, LLC10$566
MAI Capital Management8$453
Hollencrest Capital Management5$283
Vermillion Wealth Management, Inc.5$283

Not filed for Q2 2026 yet (6)

Institutions that held Solaris Energy Infrastructure, Inc. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SEI in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Situational Awareness Partners LP1,105,551$62.5M
Janus Henderson Group PLC20,600$1.16M
U.S. Capital Wealth Advisors, LLC12,290$694.5K
CWM, LLC7,152$404.2K
Corigliano Investment Advisers, LLC5,000$282.6K
Sunbelt Securities, Inc.224$12.7K