UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
| Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
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Securities registered pursuant to Section 12(b) of the Act:
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| Indicate by check NYSE Texas, Inc. |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
| Item 8.01 | Other Events. |
On April 24, 2026, a wholly owned subsidiary of Solaris Energy Infrastructure, Inc. entered into an agreement to provide over 600 MW of power capacity, including balance of plant scope, to a new customer that is an affiliate of an investment-grade technology company for a term of 10 years, beginning in late 2026 and scaling through 2028.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Date: April 28, 2026
| SOLARIS ENERGY INFRASTRUCTURE, INC. | ||
| By: | /s/ Stephan E. Tompsett | |
| Name: | Stephan E. Tompsett | |
| Title: | Chief Financial Officer | |
Document and Entity Information |
Apr. 24, 2026 |
|---|---|
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001697500 |
| Document Type | 8-K |
| Document Period End Date | Apr. 24, 2026 |
| Entity Registrant Name | SOLARIS ENERGY INFRASTRUCTURE, INC. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-38090 |
| Entity Tax Identification Number | 81-5223109 |
| Entity Address, Address Line One | 9651 Katy Freeway |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Houston |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 77024 |
| City Area Code | (281) |
| Local Phone Number | 501-3070 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Class A Common Stock, $0.01 par value |
| Trading Symbol | SEI |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |