James R. Burke - Sep 10, 2025 Form 4 Insider Report for Solaris Energy Infrastructure, Inc. (SEI)

Role: Director
Signature: /s/ Christopher M. Powell, Attorney-in-Fact
Stock symbol: SEI
Transactions as of: Sep 10, 2025
Transactions value $: -$146,100
Form type: 4
Date filed: 9/12/2025, 04:05 PM
Previous filing: Aug 26, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
BURKE JAMES R	Director	9651 KATY FREEWAY, SUITE 300, HOUSTON	/s/ Christopher M. Powell, Attorney-in-Fact	2025-09-12	0001227489

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SEI	Class A Common Stock	Sale	-$146K	-5K	-22.76%	$29.22	17K	Sep 10, 2025	Direct	F1, F2
holding	SEI	Class A Common Stock						800	Sep 10, 2025	Spouse
holding	SEI	Class B Common Stock						42.7K	Sep 10, 2025	Direct	F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	SEI	Solaris Energy Infrastructure, LLC Units						42.7K	Sep 10, 2025	Class A Common Stock	42.7K		Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $29.19 to $29.29 per share. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
F2	Includes 5,696 shares of Class A common stock subject to previously granted Restricted Stock Awards that remain subject to vesting.
F3	Each share of Class B common stock has no economic rights but entitles the holder to one vote on all matters to be voted on by the stockholders generally.
F4	Subject to the terms of the Second Amended and Restated Limited Liability Company Agreement of Solaris Energy Infrastructure, LLC ("Solaris LLC"), dated as of May 11, 2017, as amended from time to time, included as Exhibit 10.1 to the Issuer's Current Report on Form 8-K filed with the U.S. Securities and Exchange Commission on May 17, 2017, the units in Solaris LLC (together with a corresponding number of shares of Class B common stock of the Issuer) are exchangeable from time to time for shares of Class A common stock of the Issuer.