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, Q1 2026
Institutional positions in Solaris Energy Infrastructure, Inc. as of Mar 31, 2026. 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
- 363
- +33 vs. Q4 2025
- Shares held
- 65.2M
- +654.7K (+1.0%) vs. Q4 2025
- Total value
- $3.69B
- +$717.3M (+24.2%) vs. Q4 2025
- New holders
- 91
- 126 more added
- Sold out
- 58
- 112 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 433 | $5.71B |
| Q1 2026 | 363 | $3.69B |
| Q4 2025 | 335 | $3.11B |
| Q3 2025 | 272 | $2.21B |
| Q2 2025 | 213 | $1.35B |
| Q1 2025 | 200 | $890.9M |
| Q4 2024 | 179 | $1.01B |
| Q3 2024 | 135 | $304.9M |
| Q2 2024 | 129 | $202.4M |
| Q1 2024 | 132 | $214.8M |
| Q4 2023 | 140 | $191.7M |
| Q3 2023 | 119 | $230.1M |
| Q2 2023 | 100 | $182.1M |
| Q1 2023 | 117 | $196.4M |
| Q4 2022 | 128 | $239.4M |
| Q3 2022 | 128 | $224.7M |
| Q2 2022 | 134 | $267.4M |
| Q1 2022 | 121 | $287.5M |
| Q4 2021 | 108 | $157.4M |
| Q3 2021 | 107 | $184.2M |
| Q2 2021 | 111 | $224.0M |
| Q1 2021 | 112 | $282.7M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Solaris Energy Infrastructure, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,122,436 | $233.0M | 0.00% | −189,532−4.4% | Reduced |
| Millennium Management LLC | 2,285,544 | $129.2M | 0.10% | +440,494+23.9% | Added |
| Vanguard Capital Management LLC | 2,040,451 | $115.3M | 0.00% | +2,040,451 | New |
| Van Eck Associates Corp | 1,954,455 | $110.4M | 0.08% | +712,736+57.4% | Added |
| Two Sigma Investments, LP | 1,941,546 | $109.7M | 0.09% | +861,615+79.8% | Added |
| FMR LLC | 1,862,561 | $105.3M | 0.01% | −427,003−18.6% | Reduced |
| Encompass Capital Advisors LLC | 1,750,000 | $98.9M | 4.03% | −809,543−31.6% | Reduced |
| Summit Partners Public Asset Management, LLC | 1,729,055 | $97.7M | 4.52% | −347,269−16.7% | Reduced |
| Morgan Stanley | 1,707,455 | $96.5M | 0.01% | −383,909−18.4% | Reduced |
| Driehaus Capital Management LLC | 1,628,174 | $92.0M | 0.68% | +400,453+32.6% | Added |
| Jane Street Group, LLC | 1,568,463 | $88.6M | 0.10% | −72,553−4.4% | Reduced |
| Marshall Wace, LLP | 1,470,242 | $83.1M | 0.09% | +632,132+75.4% | Added |
| State Street Corp | 1,355,346 | $76.6M | 0.00% | +181,149+15.4% | Added |
| Advent International Corp | 1,241,362 | $70.1M | 1.65% | −22,447−1.8% | Reduced |
| Jennison Associates LLC | 1,179,736 | $66.7M | 0.05% | +805,319+215.1% | Added |
| Principal Financial Group Inc | 1,144,652 | $64.7M | 0.03% | −321,691−21.9% | Reduced |
| Goldman Sachs Group Inc | 1,133,863 | $64.1M | 0.01% | −748,984−39.8% | Reduced |
| Valiant Capital Management, L.P. | 1,119,503 | $63.3M | 4.98% | +385,004+52.4% | Added |
| Situational Awareness LP | 1,105,551 | $62.5M | 1.62% | −760,949−40.8% | Reduced |
| Situational Awareness Partners LP | 1,105,551 | $62.5M | 1.62% | +1,105,551 | New |
| Geode Capital Management, LLC | 1,101,151 | $62.2M | 0.00% | +77,978+7.6% | Added |
| GW&K Investment Management, LLC | 1,061,673 | $60.0M | 0.53% | −20,785−1.9% | Reduced |
| Wellington Management Group LLP | 929,162 | $52.5M | 0.01% | −318,501−25.5% | Reduced |
| Value Aligned Research Advisors, LLC | 896,985 | $50.7M | 0.60% | −78,954−8.1% | Reduced |
| Dimensional Fund Advisors LP | 871,462 | $49.2M | 0.01% | +142,973+19.6% | Added |
| Qube Research & Technologies Ltd | 793,314 | $44.8M | 0.06% | −361,550−31.3% | Reduced |
| Voya Investment Management LLC | 790,645 | $44.7M | 0.05% | +314,169+65.9% | Added |
| Ameriprise Financial Inc | 725,023 | $41.0M | 0.01% | +618,991+583.8% | Added |
| UBS Group AG | 712,709 | $40.3M | 0.01% | +70,464+11.0% | Added |
| Korea Investment CORP | 670,514 | $37.9M | 0.08% | +643,414+2,374.2% | Added |
| Ranger Investment Management, L.P. | 607,810 | $34.3M | 2.49% | −15,403−2.5% | Reduced |
| Vanguard Portfolio Management LLC | 606,161 | $34.3M | 0.00% | +606,161 | New |
| Westwood Holdings Group Inc. | 602,566 | $34.1M | 0.25% | −87,202−12.6% | Reduced |
| Emerald Advisers, LLC | 594,687 | $33.6M | 1.06% | −32,005−5.1% | Reduced |
| Nuveen, LLC | 545,259 | $30.8M | 0.01% | −171,707−23.9% | Reduced |
| Oberweis Asset Management Inc | 531,889 | $30.1M | 0.89% | +164,989+45.0% | Added |
| Citadel Advisors LLC | 493,484 | $27.9M | 0.02% | −671,016−57.6% | Reduced |
| Deutsche Bank AG | 448,900 | $25.4M | 0.01% | +51,544+13.0% | Added |
| Kennedy Capital Management, Inc. | 443,111 | $25.0M | 0.53% | −186,636−29.6% | Reduced |
| Assenagon Asset Management S.A. | 431,923 | $24.4M | 0.04% | +204,381+89.8% | Added |
| Gilder Gagnon Howe & Co LLC | 408,023 | $23.1M | 0.28% | +163,978+67.2% | Added |
| Franklin Resources Inc | 395,111 | $22.3M | 0.01% | +338,999+604.1% | Added |
| Northern Trust Corp | 390,470 | $22.1M | 0.00% | +29,719+8.2% | Added |
| Cushing Asset Management, LP | 388,000 | $21.9M | 1.09% | +327,000+536.1% | Added |
| BNP Paribas Arbitrage, SA | 385,936 | $21.8M | 0.01% | +99,057+34.5% | Added |
| Charles Schwab Investment Management Inc | 376,628 | $21.3M | 0.00% | +351+0.1% | Added |
| Point72 Asset Management, L.P. | 328,460 | $18.6M | 0.03% | +284,160+641.4% | Added |
| Royce & Associates LP | 327,167 | $18.5M | 0.18% | −4,798−1.4% | Reduced |
| Squarepoint Ops LLC | 325,806 | $18.4M | 0.04% | +222,195+214.5% | Added |
| Vanguard Fiduciary Trust Co | 319,204 | $18.0M | 0.00% | +319,204 | New |
| Emerald Mutual Fund Advisers Trust | 314,782 | $17.8M | 0.86% | +2,755+0.9% | Added |
| Sagefield Capital LP | 302,834 | $17.1M | 1.23% | −93,637−23.6% | Reduced |
| Balyasny Asset Management LLC | 287,171 | $16.2M | 0.03% | −23,817−7.7% | Reduced |
| Penn Capital Management Co Inc | 280,682 | $15.9M | 1.23% | −7,661−2.7% | Reduced |
| Barclays PLC | 280,574 | $15.9M | 0.01% | −41,547−12.9% | Reduced |
| AYAL Capital Advisors Ltd | 268,800 | $15.2M | 7.78% | −40,321−13.0% | Reduced |
| Bank of America Corp | 264,126 | $14.9M | 0.00% | +3,024+1.2% | Added |
| SEI Investments Co | 261,807 | $14.8M | 0.01% | +123,578+89.4% | Added |
| Neuberger Berman Group LLC | 257,680 | $14.6M | 0.01% | +88,430+52.2% | Added |
| Russell Investments Group, Ltd. | 257,628 | $14.6M | 0.02% | −10,490−3.9% | Reduced |
| New York State Common Retirement Fund | 254,819 | $14.4M | 0.02% | +51,991+25.6% | Added |
| First Trust Advisors LP | 248,860 | $14.1M | 0.01% | +11,744+5.0% | Added |
| Nomura Asset Management International Inc. | 240,077 | $13.6M | 0.02% | −9,810−3.9% | Reduced |
| Axiom Investors LLC | 231,300 | $13.1M | 0.15% | +231,300 | New |
| Bank of Montreal | 229,527 | $13.0M | 0.01% | −19,651−7.9% | Reduced |
| Stephens Investment Management Group LLC | 227,879 | $12.9M | 0.18% | −19,699−8.0% | Reduced |
| Wealth High Governance Asset Management Ltda. | 227,168 | $12.8M | 2.00% | +13,533+6.3% | Added |
| No Street GP LP | 225,000 | $12.7M | 0.85% | −150,000−40.0% | Reduced |
| Bessemer Group Inc | 220,826 | $12.5M | 0.02% | −59,756−21.3% | Reduced |
| Bank of New York Mellon Corp | 214,427 | $12.1M | 0.00% | +10,775+5.3% | Added |
| Bank of Nova Scotia | 213,995 | $12.1M | 0.02% | −53,083−19.9% | Reduced |
| Brown Brothers Harriman & Co | 210,000 | $11.9M | 0.06% | +210,000 | New |
| Jump Financial, LLC | 194,827 | $11.0M | 0.16% | −14,163−6.8% | Reduced |
| Trexquant Investment LP | 188,956 | $10.7M | 0.08% | +165,685+712.0% | Added |
| Citigroup Inc | 172,914 | $9.77M | 0.01% | −142,562−45.2% | Reduced |
| Aventail Capital Group, LP | 163,934 | $9.26M | 0.45% | −136,135−45.4% | Reduced |
| SIR Capital Management, L.P. | 163,914 | $9.26M | 0.86% | −1,045−0.6% | Reduced |
| Picton Mahoney Asset Management | 163,385 | $9.23M | 0.10% | +163,385 | New |
| Palisade Capital Management LLC | 155,499 | $8.79M | 0.29% | +155,499 | New |
| Banco Santander, S.A. | 151,469 | $8.56M | 0.07% | −23,031−13.2% | Reduced |
| Channing Capital Management, LLC | 149,205 | $8.43M | 0.22% | −56,085−27.3% | Reduced |
| CenterBook Partners LP | 146,712 | $8.29M | 0.45% | −209,760−58.8% | Reduced |
| Meros Investment Management, LP | 143,771 | $8.12M | 3.52% | −20,553−12.5% | Reduced |
| Uniplan Investment Counsel, Inc. | 136,972 | $7.74M | 0.79% | −7,403−5.1% | Reduced |
| O'Shaughnessy Asset Management, LLC | 135,510 | $7.66M | 0.04% | −13,392−9.0% | Reduced |
| Freestone Grove Partners LP | 133,480 | $7.54M | 0.05% | −79,660−37.4% | Reduced |
| Ceredex Value Advisors LLC | 132,350 | $7.48M | 0.24% | −680,551−83.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 131,753 | $7.45M | 0.01% | −12,612−8.7% | Reduced |
| Wells Fargo & Company | 131,590 | $7.44M | 0.00% | −450−0.3% | Reduced |
| BW Gestao de Investimentos Ltda. | 122,832 | $6.94M | 0.31% | −13,533−9.9% | Reduced |
| Wealth High Governance Capital Ltda | 122,832 | $6.94M | 2.08% | −13,533−9.9% | Reduced |
| Pinnacle Associates Ltd | 122,748 | $6.94M | 0.09% | −90,534−42.4% | Reduced |
| Hallstatt Advisors L.P. | 120,209 | $6.79M | 5.37% | +120,209 | New |
| Lisanti Capital Growth, LLC | 117,315 | $6.63M | 1.67% | +33,430+39.9% | Added |
| Ballast Asset Management, LP | 115,871 | $6.55M | 2.91% | +2,845+2.5% | Added |
| Credit Agricole S A | 114,305 | $6.46M | 0.02% | −100−0.1% | Reduced |
| EAM Investors, LLC | 113,459 | $6.41M | 0.74% | −9,499−7.7% | Reduced |
| LPL Financial LLC | 112,537 | $6.36M | 0.00% | +56,588+101.1% | Added |
| Clearbridge Investments, LLC | 111,564 | $6.30M | 0.01% | +111,564 | New |
| Silvercrest Asset Management Group LLC | 110,552 | $6.25M | 0.05% | +97,311+734.9% | Added |