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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, Q4 2025

Institutional positions in Solaris Energy Infrastructure, Inc. as of Dec 31, 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
335
+69 vs. Q3 2025
Shares held
67.6M
+12.6M (+22.9%) vs. Q3 2025
Total value
$3.11B
+$909.2M (+41.4%) vs. Q3 2025
New holders
102
124 more added
Sold out
33
85 more reduced

6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 335 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 heldQ4 2025: $3.11B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Solaris Energy Infrastructure, Inc.; share changes are against Q3 2025.

Institutions holding SEI in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Thompson Davis & Co., Inc.6,425$295.4K0.18%−100−1.5%Reduced
Farmers Trust Co6,450$296.5K0.05%+200+3.2%Added
Bailard, Inc.6,452$296.6K0.01%−2,500−27.9%Reduced
Vestcor Inc6,600$303.0K0.01%−26,100−79.8%Reduced
Pictet Asset Management Holding SA6,733$309.5K0.00%+998+17.4%Added
Gsa Capital Partners LLP6,808$313.0K0.03%−2,535−27.1%Reduced
Callahan Advisors, LLC7,000$321.8K0.03%+7,000New
Cerity Partners LLC7,184$330.2K0.00%−4,119−36.4%Reduced
Central Asset Investments & Management Holdings (HK) Ltd7,400$340.2K0.22%+7,400New
O'Neil Global Advisors, Inc.7,614$350.0K0.12%+7,614New
Ethic Inc.7,712$354.5K0.01%−4,398−36.3%Reduced
ProShare Advisors LLC7,739$355.8K0.00%+1,502+24.1%Added
Advisor Group Holdings, Inc.7,744$356.0K0.00%−4,692−37.7%Reduced
CWM, LLC7,758$357.0K0.00%−672−8.0%Reduced
Gamco Investors, Inc. Et Al7,820$359.5K0.00%−127−1.6%Reduced
Wealth Enhancement Advisory Services, LLC6,998$369.8K0.00%−28−0.4%Reduced
Mindset Wealth Management, LLC8,068$370.9K0.10%+1,027+14.6%Added
Versor Investments LP8,226$378.1K0.06%+8,226New
M&T Bank Corp8,308$381.6K0.00%+8,308New
Guggenheim Capital LLC8,399$386.1K0.00%+2,225+36.0%Added
HighTower Advisors, LLC8,451$388.5K0.00%−83,556−90.8%Reduced
Stephens Inc8,619$396.2K0.00%+944+12.3%Added
Profund Advisors LLC8,701$400.0K0.01%−1,355−13.5%Reduced
VARCOV Co.9,037$415.4K0.16%+9,037New
Savant Capital, LLC9,054$416.2K0.00%+62+0.7%Added
Kings Path Partners LLC9,070$416.9K0.15%+2,315+34.3%Added
Mangrove Partners9,180$422.0K0.03%+9,180New
Pinnacle Wealth Management Advisory Group, LLC9,295$427.3K0.03%+9,295New
Cambridge Investment Research Advisors, Inc.9,320$428.0K0.00%+9,320New
Commerce Bank9,390$431.7K0.00%−80−0.8%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)10,200$468.9K0.00%+4,000+64.5%Added
Graham Capital Management, L.P.10,239$470.7K0.02%+5,075+98.3%Added
F/M Investments LLC10,272$472.2K0.02%+10,272New
Ballentine Partners, LLC10,312$474.0K0.01%+133+1.3%Added
Dark Forest Capital Management LP10,347$475.7K0.02%−61,844−85.7%Reduced
The PNC Financial Services Group, Inc.11,175$513.7K0.00%−170−1.5%Reduced
Police & Firemen's Retirement System of New Jersey11,279$518.5K0.00%+1,184+11.7%Added
Walleye Trading LLC11,502$528.7K0.01%+11,502New
Jain Global LLC11,550$531.0K0.01%+6,512+129.3%Added
Moran Wealth Management, LLC11,671$536.5K0.02%+11,671New
Engineers Gate Manager LP11,804$542.6K0.01%−12,233−50.9%Reduced
State Board of Administration of Florida Retirement System11,807$542.8K0.00%−782−6.2%Reduced
U.S. Capital Wealth Advisors, LLC12,288$564.9K0.01%+40.0%Added
Arizona State Retirement System12,392$569.7K0.00%+1,186+10.6%Added
Polymer Capital Management (HK) LTD12,540$576.5K0.09%+12,540New
Oppenheimer Asset Management Inc.12,837$590.1K0.01%+1,920+17.6%Added
Intech Investment Management LLC12,945$595.1K0.01%+1,068+9.0%Added
SummitTX Capital, L.P.13,110$602.7K0.02%+7,323+126.5%Added
Silvercrest Asset Management Group LLC13,241$608.7K0.00%+13,241New
Fiduciary Trust Co13,906$639.3K0.01%+2,016+17.0%Added
Numerai GP LLC13,949$641.2K0.08%−10,967−44.0%Reduced
Jefferies Financial Group Inc.14,106$648.5K0.01%+14,106New
KLP Kapitalforvaltning AS14,300$657.4K0.00%+5,700+66.3%Added
CAPROCK Group, Inc.14,468$665.1K0.01%−1,590−9.9%Reduced
Glenmede Trust Co NA14,671$674.4K0.00%+14,671New
Boothbay Fund Management, LLC14,842$682.3K0.02%+2,008+15.6%Added
Centiva Capital, LP15,000$689.5K0.04%+15,000New
Odyssean, LLC15,323$704.4K0.51%+15,323New
Van Den Berg Management I, Inc15,465$710.9K0.16%−346−2.2%Reduced
RMB Capital Management, LLC15,926$732.1K0.01%+15,926New
Walleye Capital LLC15,983$734.7K0.00%+15,983New
Havemeyer Place LP17,351$797.6K0.16%+17,351New
Algert Global LLC18,310$841.7K0.01%+18,310New
Portolan Capital Management, LLC19,474$895.2K0.05%−343,966−94.6%Reduced
Keystone Investors Pte Ltd19,476$895.3K0.08%+19,476New
Prudential Financial Inc19,525$897.6K0.00%+19,525New
Mirae Asset Global ETFs Holdings Ltd.19,665$904.0K0.00%+2,792+16.5%Added
Sphera Management Technology Funds Ltd20,000$919.4K0.48%−10,000−33.3%Reduced
Bridgefront Capital, LLC20,133$925.5K0.23%+14,153+236.7%Added
Brevan Howard Capital Management LP20,603$947.1K0.02%−23,279−53.0%Reduced
Janus Henderson Group PLC20,600$947.3K0.00%+5,500+36.4%Added
Manufacturers Life Insurance Company, The20,746$953.7K0.00%+1,221+6.3%Added
Retirement Planning Group21,458$986.4K0.03%−15,741−42.3%Reduced
Quantinno Capital Management LP21,464$986.7K0.00%+4,424+26.0%Added
Toroso Investments, LLC21,557$991.0K0.00%−810−3.6%Reduced
Legato Capital Management LLC21,735$999.2K0.09%+21,735New
State of Wisconsin Investment Board22,002$1.01M0.00%−27,582−55.6%Reduced
Trexquant Investment LP23,271$1.07M0.01%−95,558−80.4%Reduced
MetLife Investment Management23,392$1.08M0.01%+1,610+7.4%Added
Evercore Wealth Management, LLC25,000$1.15M0.02%00.0%Unchanged
Hudson Bay Capital Management LP25,602$1.18M0.01%−4,532−15.0%Reduced
Vestmark Advisory Solutions, Inc.26,704$1.23M0.02%+26,704New
Korea Investment CORP27,100$1.25M0.00%+27,100New
FirstWave Capital Management LLC28,151$1.29M0.77%+28,151New
Polen Capital Management LLC28,597$1.31M0.01%+28,597New
Stifel Financial Corp31,618$1.45M0.00%+4,965+18.6%Added
Mercuria Capital Strategies, LLC32,038$1.47M0.84%−52,968−62.3%Reduced
XTX Topco Ltd33,129$1.52M0.04%+20,826+169.3%Added
Shellback Capital, LP33,374$1.53M0.15%+33,374New
American Century Companies Inc34,564$1.59M0.00%+34,564New
Interval Partners, LP35,426$1.63M0.04%+27,804+364.8%Added
Creative Planning36,692$1.69M0.00%+496+1.4%Added
Dymon Asia Capital (Singapore) Pte. Ltd.38,494$1.77M0.39%+38,494New
Turas Capital Management LP39,600$1.82M0.61%+39,600New
Legal & General Group Plc41,444$1.91M0.00%+4,746+12.9%Added
California State Teachers Retirement System41,708$1.92M0.00%+5,508+15.2%Added
Soros Capital Management LLC43,800$2.01M0.53%+43,800New
Norges Bank44,000$2.02M0.00%+44,000New
AE Wealth Management LLC44,042$2.02M0.01%−83,236−65.4%Reduced
Point72 Asset Management, L.P.44,300$2.04M0.00%−1,053,275−96.0%Reduced