UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) ~~February 25~~March 2, 2026

H2O America

(Exact name of registrant as specified in its charter)

Delaware

001-8966

77-0066628

~~001-8966~~

~~77-0066628~~

(State or other jurisdictionof incorporation)

(CommissionFile Number)

(IRS EmployerIdentification No.)

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

110 West Taylor Street,	San Jose,	CA		95110
(Address of principal executive offices)				(Zip Code)

(408) 279-7800

Registrant’s telephone number, including area code

Not Applicable

(Former name or former address, if changed since last report)

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)

☐ ¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ ¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ ¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.001 per share		HTO		Nasdaq Global Select Market

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 2.02 Results of Operations and Financial Condition.~~Introductory Note

On ~~February~~July 257, ~~2026~~2025, H2O America (the "“Company"”), ~~issued~~through aits ~~press~~indirect ~~release~~subsidiary, ~~announcing~~SJWTX, ~~its~~Inc. ~~2025~~(“TWC”), ~~fourth~~entered ~~quarter~~into ~~financial~~an ~~results~~Asset Purchase Agreement (the “Regulated Business APA”) with Quadvest, L.P., Aa ~~copy~~Texas limited partnership, as seller (“Quadvest Retail”), and the Company, as guarantor, pursuant to which, and subject to the terms and conditions set forth therein, Quadvest Retail has agreed to sell, and TWC has agreed to acquire, substantially all of the ~~press~~assets ~~release~~of isQuadvest ~~attached~~Retail ~~hereto~~related asto ~~Exhibit~~the ~~99.1~~operation of Quadvest Retail’s water and ~~incorporated~~sewer ~~into~~utility ~~this~~business ~~Item~~at ~~2.02~~a purchase price consisting of ~~Form~~a ~~8-K~~base byamount ~~reference~~of $483.6 million, with certain adjustments based on capital expenditures (the “Regulated Business Transaction”).

~~The~~Concurrently ~~information~~on inJuly ~~Item~~7, ~~2.02~~2025, the ~~including~~Company, ~~the~~through ~~exhibit~~its indirect subsidiary, Texas ~~shall~~Water ~~not~~Operation beServices, ~~deemed~~LLC (“~~filed~~TWOS”), ~~for~~and TWC, ~~purposes~~entered ofinto another ~~Section~~Asset 18Purchase ofAgreement (the ~~Securities~~“Wholesale ~~Exchange~~Business ~~Act~~APA” ofand ~~1934,~~together aswith ~~amended~~the (Regulated Business APA, the “~~Exchange~~Agreements”) with Quadvest ~~Act~~Retail and its affiliate, Quadvest Wholesale, LLC, a Texas limited liability company (“Quadvest Wholesale”), pursuant orto ~~otherwise~~which, and subject to the ~~liabilities~~terms ~~under~~and ~~that~~conditions ~~Section~~set forth therein, Quadvest ~~nor~~Wholesale ~~shall~~has itagreed beto ~~deemed~~sell, and TWOS has agreed to beacquire ~~incorporated~~substantially byall ~~reference~~of ~~into~~the ~~any~~assets ~~filing~~of ~~under~~Quadvest Wholesale related to the ~~Securities~~operation ~~Act~~of the Quadvest Wholesale’s wholesale water and sewer business at a purchase price consisting of ~~1933,~~a asbase ~~amended~~amount of $56.4 million, orwith ~~the~~certain ~~Exchange~~adjustments ~~Act,~~based ~~except~~on ascapital ~~expressly~~expenditures (the ~~set~~“Wholesale ~~forth~~Business byTransaction”, ~~specific~~and ~~reference~~together inwith ~~such~~the ~~filing~~Regulated Business Transaction, the “Transactions”).

Item 9.01						Financial Statements and Exhibits.
(d)			Exhibits

The Transactions are subject to the satisfaction of various closing conditions set forth in the Agreements, including the simultaneous closing of both transactions.

ExhibitNumber			Description of Document
99.1			Press Release issued by H2O America dated February 25, 2026 announcing the 2025 Fourth Quarter Financial Results.
104			Cover Page Interactive Data File - the cover page XBRL tags are embedded within Inline XBRL document

The Company filed a Current Report on Form 8-K in connection with the Agreements on July 8, 2025.

This Current Report on Form 8-K includes the audited financial statements of each of Quadvest Retail and Quadvest Wholesale and the notes related thereto for the years ended December 31, 2025.

Item 9.01

Financial Statements and Exhibits.

(a)	Financial statements of businesses or funds acquired
The audited financial statements of each of Quadvest Retail and Quadvest Wholesale and the notes related thereto for the years ended December 31, 2025 are filed as Exhibits 99.1 and 99.2, respectively.

(d)	Exhibits

Exhibit Number	Description of Document

23.1	Consent of Calvetti Ferguson, LLC
99.1	Financial Statements of Quadvest, L.P. as of and for the year ended December 31, 2025.
99.2	Financial Statements of Quadvest Wholesale, LLC as of and for the year ended December 31, 2025.
104	Cover Page Interactive Data File - the cover page XBRL tags are embedded within Inline XBRL document

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 thereunto duly authorized.

H2O America

	H2O America

Date: March 2, 2026	/s/ Ann P. Kelly
	Ann P. Kelly
	Chief Financial Officer and Treasurer

Date: February 25, 2026			/s/ Ann P. Kelly
			Ann P. Kelly
			Chief Financial Officer and Treasurer

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