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): May 14, 2026

Tigo Energy, Inc.

(Exact name of registrant as specified in its charter)

Delaware		001-40710		83-3583873
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

983 University Avenue, Suite B, Los Gatos, California		95032
(Address of principal executive offices)		(Zip Code)

(408) 402-0802

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communication 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-commencements 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 Symbols		Name of each exchange on which registered
Common Stock, par value $0.0001 per share		TYGO		The Nasdaq Stock Market LLC

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.

As previously disclosed, on December 16, 2025, Tigo Energy, Inc. (the “Company”) and Tigo Energy AI Ltd. (together with the Company, “Seller”) entered into a patent purchase agreement (the “Agreement”) with Tigo Energy Innovations LLC (the “Purchaser”), pursuant to which Seller sold to the Purchaser certain patents. Pursuant to the Agreement, the Seller was paid $15,000,000 at the initial closing, and an additional amount between $2,750,000 and $2,950,000 was to be paid upon the satisfaction of certain conditions specified in the Agreement, not more than four (4) months after the initial closing, which deadline was subsequently extended by mutual agreement of the parties.

The Seller satisfied such specified conditions, and on May 14, 2026, the Seller was paid $2,750,000. Net proceeds to the Seller were approximately $583,000, after the repayment of expenses.

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.

Dated: May 15, 2026

	TIGO ENERGY, INC.

	By:	/s/ Bill Roeschlein
	Name:	Bill Roeschlein
	Title:	Chief Financial Officer