Solaris Energy Infrastructure SEI Institutional Ownership

Solaris Energy Infrastructure, Inc. (NYSE:SEI) appears in 432 institutional 13F filings for the quarter ending June 2026.

• They owned 120.7% of outstanding stock in June 2026, down from 124.8% the prior quarter.
• Their total shares held in SEI increased 14.55% from the prior quarter, while the number of investors in Solaris Energy Infrastructure increased 103.77% year over year.
• During the quarter, 275 of these 432 funds increased positions in SEI, 123 reduced exposure, and 34 held steady.
• The aggregate institutional position in Solaris Energy Infrastructure amounted to 71.44Mn shares as of June 2026, up by 9.07Mn shares quarter on quarter, and up 23.07Mn shares year over year.
• As of June 30, 2026, BlackRock, Inc. held the largest stake in Solaris Energy Infrastructure with 5.2Mn shares, accounting for 8.79% of total shares outstanding.
• The most significant purchases of SEI for the quarter ending June 2026 came from BlackRock, Inc. (1.08Mn), Clearbridge Investments, LLC (1.03Mn), Encompass Capital Advisors LLC (769.6K), Alyeska Investment Group, L.P. (761.76K), PRICE T ROWE ASSOCIATES INC /MD/ (747.0K).
• The largest sellers of Solaris Energy Infrastructure for the quarter ending June 2026 were MILLENNIUM MANAGEMENT LLC (2.02Mn), JANE STREET GROUP, LLC (1.52Mn), MARSHALL WACE, LLP (1.04Mn), VAN ECK ASSOCIATES CORP (475.79K), Assenagon Asset Management S.A. (352.33K).
• According to Business Quant data, leading holders of SEI for June 2026 are BlackRock, Inc. (5.2Mn), Encompass Capital Advisors LLC (2.52Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.45Mn), Morgan Stanley (2.02Mn), TWO SIGMA INVESTMENTS, LP (1.98Mn), SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC (1.69Mn), JENNISON ASSOCIATES LLC (1.69Mn), Valiant Capital Management, L.P. (1.6Mn), DRIEHAUS CAPITAL MANAGEMENT LLC (1.58Mn), FMR LLC (1.58Mn).