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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.

13F holders, Q2 2025

Institutional positions in Solaris Energy Infrastructure, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
213
+18 vs. Q1 2025
Shares held
47.8M
+7.06M (+17.3%) vs. Q1 2025
Total value
$1.35B
+$465.7M (+52.5%) vs. Q1 2025
New holders
55
92 more added
Sold out
37
47 more reduced

5 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SEI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 213 institutions
Q1 2021: 112 institutionsQ2 2021: 111 institutionsQ3 2021: 107 institutionsQ4 2021: 108 institutionsQ1 2022: 121 institutionsQ2 2022: 134 institutionsQ3 2022: 128 institutionsQ4 2022: 128 institutionsQ1 2023: 117 institutionsQ2 2023: 100 institutionsQ3 2023: 119 institutionsQ4 2023: 140 institutionsQ1 2024: 132 institutionsQ2 2024: 129 institutionsQ3 2024: 135 institutionsQ4 2024: 179 institutionsQ1 2025: 200 institutionsQ2 2025: 213 institutionsQ3 2025: 272 institutionsQ4 2025: 335 institutionsQ1 2026: 363 institutionsQ2 2026: 433 institutions
Value heldQ2 2025: $1.35B
Q1 2021: $282.7MQ2 2021: $224.0MQ3 2021: $184.2MQ4 2021: $157.4MQ1 2022: $287.5MQ2 2022: $267.4MQ3 2022: $224.7MQ4 2022: $239.4MQ1 2023: $196.4MQ2 2023: $182.1MQ3 2023: $230.1MQ4 2023: $191.7MQ1 2024: $214.8MQ2 2024: $202.4MQ3 2024: $304.9MQ4 2024: $1.01BQ1 2025: $890.9MQ2 2025: $1.35BQ3 2025: $2.21BQ4 2025: $3.11BQ1 2026: $3.69BQ2 2026: $5.71B
Institutions holding SEI and their total value by quarter
QuarterHoldersValue
Q2 2026433$5.71B
Q1 2026363$3.69B
Q4 2025335$3.11B
Q3 2025272$2.21B
Q2 2025213$1.35B
Q1 2025200$890.9M
Q4 2024179$1.01B
Q3 2024135$304.9M
Q2 2024129$202.4M
Q1 2024132$214.8M
Q4 2023140$191.7M
Q3 2023119$230.1M
Q2 2023100$182.1M
Q1 2023117$196.4M
Q4 2022128$239.4M
Q3 2022128$224.7M
Q2 2022134$267.4M
Q1 2022121$287.5M
Q4 2021108$157.4M
Q3 2021107$184.2M
Q2 2021111$224.0M
Q1 2021112$282.7M

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Solaris Energy Infrastructure, Inc.; share changes are against Q1 2025.

Institutions holding SEI in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Assenagon Asset Management S.A.35,500$1.00M0.00%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd34,817$985.0K0.02%+34,817New
Alliancebernstein L.P.34,662$980.6K0.00%+7,600+28.1%Added
Creative Planning34,582$978.3K0.00%−310−0.9%Reduced
SEI Investments Co33,855$957.7K0.00%+808+2.4%Added
Phoenix Holdings Ltd.33,039$939.5K0.01%−6,968−17.4%Reduced
California State Teachers Retirement System32,282$913.3K0.00%+454+1.4%Added
Intech Investment Management LLC30,681$868.0K0.01%+1,665+5.7%Added
Eschler Asset Management LLP30,599$865.6K0.66%+30,599New
Envestnet Asset Management Inc29,127$824.0K0.00%+14,441+98.3%Added
Van Den Berg Management I, Inc26,712$755.7K0.21%00.0%Unchanged
ExodusPoint Capital Management, LP26,700$755.0K0.01%+9,740+57.4%Added
Marshall Wace, LLP26,123$739.0K0.00%−27,160−51.0%Reduced
XTX Topco Ltd25,336$716.8K0.03%−26,031−50.7%Reduced
SG Americas Securities, LLC23,562$667.0K0.00%+23,562New
MetLife Investment Management21,782$616.2K0.00%+3,854+21.5%Added
Centiva Capital, LP21,716$614.3K0.04%+21,716New
Price T Rowe Associates Inc21,589$611.0K0.00%−694−3.1%Reduced
Interval Partners, LP21,587$610.7K0.01%+21,587New
Victory Capital Management Inc21,490$608.0K0.00%+12,537+140.0%Added
Stifel Financial Corp20,037$566.9K0.00%+20,037New
Ardsley Advisory Partners LP20,000$565.8K0.09%+20,000New
Omers Administration Corp19,900$563.0K0.00%+19,900New
Wells Fargo & Company19,453$550.3K0.00%−11,853−37.9%Reduced
Great West Life Assurance Co19,407$550.0K0.00%+16,662+607.0%Added
Winton Group Ltd18,142$513.2K0.03%+18,142New
Janus Henderson Group PLC15,100$427.1K0.00%00.0%Unchanged
Counterpoint Mutual Funds LLC14,762$417.6K0.04%+14,762New
Qube Research & Technologies Ltd14,502$410.3K0.00%+14,502New
Ethic Inc.14,148$410.0K0.01%−1,105−7.2%Reduced
Penn Capital Management Co Inc14,280$404.0K0.03%+632+4.6%Added
Manufacturers Life Insurance Company, The13,243$374.6K0.00%+2,116+19.0%Added
New York State Common Retirement Fund13,117$371.1K0.00%+3,500+36.4%Added
Quantinno Capital Management LP12,932$365.9K0.00%+2,166+20.1%Added
Aigen Investment Management, LP12,706$359.5K0.05%+12,706New
Jennison Associates LLC12,593$356.3K0.00%+12,593New
State Board of Administration of Florida Retirement System12,589$356.1K0.00%00.0%Unchanged
Cerity Partners LLC12,551$355.1K0.00%+397+3.3%Added
U.S. Capital Wealth Advisors, LLC12,281$347.4K0.01%+25+0.2%Added
Advisor Group Holdings, Inc.12,152$343.5K0.00%−2,395−16.5%Reduced
Mach-1 Financial Group, Inc.11,343$320.9K0.09%−1,321−10.4%Reduced
Bailard, Inc.11,152$315.5K0.01%00.0%Unchanged
Fiduciary Trust Co10,990$310.9K0.00%+10,990New
Voya Investment Management LLC10,670$301.9K0.00%+10,670New
Oppenheimer Asset Management Inc.10,622$300.5K0.00%+10,622New
Glenmede Investment Management, LP10,425$294.9K0.00%+10,425New
Ballentine Partners, LLC10,210$288.8K0.00%+575+6.0%Added
CWM, LLC10,041$284.0K0.00%−815−7.5%Reduced
Tower Research Capital LLC (TRC)9,764$276.2K0.01%+1,179+13.7%Added
Arizona State Retirement System9,535$269.7K0.00%−265−2.7%Reduced
The PNC Financial Services Group, Inc.8,986$254.2K0.00%+1,167+14.9%Added
Virtu Financial LLC8,898$252.0K0.01%+8,898New
PDT Partners, LLC8,900$251.8K0.01%−76,138−89.5%Reduced
Savant Capital, LLC8,709$246.4K0.00%+8,709New
Royal Bank of Canada8,474$240.0K0.00%−13,458−61.4%Reduced
Profund Advisors LLC8,359$236.5K0.01%+8,359New
Police & Firemen's Retirement System of New Jersey8,300$234.8K0.00%+1,810+27.9%Added
Wealth Enhancement Advisory Services, LLC7,080$231.2K0.00%+7,080New
Commerce Bank8,005$226.5K0.00%+8,005New
Gamco Investors, Inc. Et Al7,947$224.8K0.00%+7,947New
LPL Financial LLC7,488$211.8K0.00%+7,488New
ProShare Advisors LLC7,480$211.6K0.00%+7,480New
Guggenheim Capital LLC7,373$208.6K0.00%+7,373New
KLP Kapitalforvaltning AS6,600$186.7K0.00%00.0%Unchanged
Amplify Investments, LLC6,482$183.4K4.99%+6,482New
Global Retirement Partners, LLC6,350$179.6K0.00%+6,350New
Zurcher Kantonalbank (Zurich Cantonalbank)6,200$175.4K0.00%00.0%Unchanged
Jones Financial Companies LLLP5,000$144.9K0.00%+5,000New
Ameritas Investment Partners, Inc.3,724$105.4K0.00%+623+20.1%Added
BNP Paribas Arbitrage, SA3,366$95.2K0.00%+1,577+88.1%Added
EverSource Wealth Advisors, LLC2,746$77.7K0.00%+2,628+2,227.1%Added
Nisa Investment Advisors, LLC2,199$62.2K0.00%+333+17.8%Added
US Bancorp1,634$46.2K0.00%−101−5.8%Reduced
Quarry LP1,258$35.6K0.01%+1,258New
GAMMA Investing LLC1,116$31.6K0.00%+198+21.6%Added
Amalgamated Bank1,057$30.0K0.00%00.0%Unchanged
Fortis Group Advisors, LLC1,000$28.3K0.01%00.0%Unchanged
Assetmark, Inc875$24.8K0.00%+875New
Point72 Hong Kong Ltd868$24.5K0.00%+868New
SBI Securities Co., Ltd.850$24.0K0.00%+418+96.8%Added
Versant Capital Management, Inc514$14.5K0.00%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.454$13.0K0.00%+454New
IFP Advisors, Inc0$11.9K0.00%0New
Comerica Bank405$11.5K0.00%+39+10.7%Added
Harbour Investments, Inc.332$9.39K0.00%00.0%Unchanged
LRI Investments, LLC322$9.11K0.00%00.0%Unchanged
First Horizon Advisors, Inc.322$9.11K0.00%+229+246.2%Added
Smartleaf Asset Management LLC228$6.61K0.00%−350−60.6%Reduced
Larson Financial Group LLC219$6.20K0.00%+101+85.6%Added
Parallel Advisors, LLC201$5.69K0.00%00.0%Unchanged
Bessemer Group Inc172$5.00K0.00%+155+911.8%Added
Skopos Labs, Inc.159$4.50K0.00%+97+156.5%Added
Ronald Blue Trust, Inc.147$4.16K0.00%00.0%Unchanged
Signaturefd, LLC138$3.90K0.00%+12+9.5%Added
Rothschild Investment LLC115$3.25K0.00%+35+43.8%Added
Sterling Capital Management LLC88$2.49K0.00%−441−83.4%Reduced
Harbor Capital Advisors, Inc.63$2.00K0.00%00.0%Unchanged
Private Wealth Management Group, LLC64$1.81K0.00%−4−5.9%Reduced
Legacy Wealth Managment, LLC44$1.25K0.00%+23+109.5%Added
Legacy Investment Solutions, LLC44$1.25K0.00%+44New