Solaris Energy director sells 56,841 shares

Solaris Energy Infrastructure, Inc. director Walker Ray N Jr reported an open-market sale of 56,841 shares of Class A Common Stock at a weighted average price of $72.11 per share on May 8, 2026.

Rhea-AI Filing Summary

Solaris Energy Infrastructure, Inc. director Walker Ray N Jr reported an open-market sale of 56,841 shares of Class A Common Stock at a weighted average price of $72.11 per share on May 8, 2026. After this transaction, he directly holds 5,760 shares. Footnote disclosure states that this amount includes 5,696 shares subject to previously granted Restricted Stock Awards that remain subject to vesting.

Insider Trade Summary

Net Seller: 56,841 shares

Net Sell 1 txn

Insider Walker Ray N JR

Role Director

Sold 56,841 shs ($4.10M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	56,841	$72.11	$4.10M

Holdings After Transaction: Class A Common Stock — 5,760 shares (Direct)

Footnotes (2)

1. F1. The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $72.03 to $72.24 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.
2. F2. Includes 5,696 shares of Class A common stock subject to previously granted Restricted Stock Awards that remain subject to vesting.

Key Figures

Shares sold: 56,841 shares Weighted average price: $72.11 per share Post-transaction holdings: 5,760 shares +1 more

4 metrics

Shares sold 56,841 shares Open-market sale of Class A Common Stock on May 8, 2026

Weighted average price $72.11 per share Sale price for Class A Common Stock

Post-transaction holdings 5,760 shares Director’s direct holdings after sale

Restricted Stock Awards 5,696 shares Shares subject to vesting included in holdings

Key Terms

Class A Common Stock, weighted average sale price, Restricted Stock Awards

3 terms

Class A Common Stock financial

"reported an open-market sale of 56,841 shares of Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

weighted average sale price financial

"The reported price in Column 4 is a weighted average sale price."

Restricted Stock Awards financial

"Includes 5,696 shares of Class A common stock subject to previously granted Restricted Stock Awards"

Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Solaris Energy Infrastructure (SEI) report?

Solaris Energy Infrastructure reported that director Walker Ray N Jr sold 56,841 shares of Class A Common Stock. The sale was an open-market transaction at a weighted average price of $72.11 per share on May 8, 2026.

At what price did the Solaris Energy Infrastructure (SEI) director sell shares?

The director’s shares were sold at a weighted average price of $72.11 per share. Footnotes note multiple trades between $72.03 and $72.24, with full breakdowns available on request from the company, its security holders, or SEC staff.

How many Solaris Energy Infrastructure (SEI) shares does the director hold after the sale?

Following the reported sale, the director directly holds 5,760 shares of Class A Common Stock. Footnote disclosure explains that this figure includes 5,696 shares subject to previously granted Restricted Stock Awards that still must vest.

What does the weighted average sale price mean in this SEI Form 4?

The weighted average sale price of $72.11 reflects many trades executed between $72.03 and $72.24 per share. The director undertook to provide detailed share counts at each price level to the issuer, security holders, or SEC staff upon request.

Are any of the Solaris Energy Infrastructure (SEI) shares still subject to vesting?

Yes. The filing notes that 5,696 of the director’s Class A Common Stock shares are subject to previously granted Restricted Stock Awards. These shares remain subject to vesting conditions even though they are included in his reported post-transaction holdings.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/11/2026 - 04:28 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Walker Ray N JR

(Last) (First) (Middle)

9651 KATY FREEWAY

SUITE 300

(Street)

HOUSTON TEXAS 77024

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Solaris Energy Infrastructure, Inc. [ SEI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	05/08/2026		S		56,841	D	$72.11(1)	5,760(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $72.03 to $72.24 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.

2. Includes 5,696 shares of Class A common stock subject to previously granted Restricted Stock Awards that remain subject to vesting.

Remarks:

	/s/ Christopher M. Powell, Attorney-in-Fact	05/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)