BlackRock Portfolio Management LLC - 30 Sep 2025 SCHEDULE 13G/A Report for Solaris Energy Infrastructure, Inc. Class A Stock (SEI)

Filing Manager: BlackRock Portfolio Management LLC
Reporting Manager: BlackRock Portfolio Management LLC
Security: Solaris Energy Infrastructure, Inc. Class A Stock
Symbol: SEI
Shares outstanding: 44,403,327 shares
Disclosed Ownership: 2,175,763 shares
Ownership: 4.9%
Form type: SCHEDULE 13G/A
Filing time: 17 Oct 2025, 12:45:43 UTC
Date of event: 30 Sep 2025
Previous filing: 15 Jul 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock Portfolio Management LLC	4.9%	2,175,763	2,147,168	0	Spencer Fleming	Managing Director