Yorktown Energy Partners X, L.P. - 31 Dec 2024 SCHEDULE 13G/A Report for Solaris Oilfield Infrastructure, Inc. Class A common stock, par value $0.01 per share (SEI)

Filing Manager: Yorktown Energy Partners X, L.P.
Reporting Manager: Yorktown Energy Partners X, L.P.
Security: Solaris Oilfield Infrastructure, Inc. Class A common stock, par value $0.01 per share
Symbol: SEI
Shares outstanding: 44,107,377 shares
Disclosed Ownership: 7,079,234 shares
Ownership: 16%
Form type: SCHEDULE 13G/A
Filing time: 14 Feb 2025, 15:39:40 UTC
Date of event: 31 Dec 2024
SEC: View on sec.gov

Reporting Managers (3)

Name	Ownership	Shares Owned	sole voting power	Signature	Title
Yorktown Energy Partners X, L.P.	16%	7,079,234	7,079,234	/s/ Robert A. Signorino	Robert A. Signorino/Managing Member of the General Partner of the General Partner
YORKTOWN X COMPANY LP	16%	7,079,234	7,079,234	/s/ Robert A. Signorino	Robert A. Signorino/Managing Member of the General Partner
YORKTOWN X ASSOCIATES LLC	16%	7,079,234	7,079,234	/s/ Robert A. Signorino	Robert A. Signorino/Managing Member