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): April 7, 2026

RIGETTI COMPUTING, INC.

(Exact name of Registrant as Specified in Its Charter)

Delaware

001-40140

88-0950636

(State or Other Jurisdiction
of Incorporation)

(Commission

File Number)

(I.R.S. Employer

Identification No.)

775 Heinz Avenue, Berkeley, California		94710
(Address of Principal Executive Offices)		(Zip Code)

(510) 210-5550

(Registrant’s Telephone Number, including area code)

N/A

(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 obligations 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 communication 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, $0.0001 par value per share	RGTI	The Nasdaq Capital Market
Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share	RGTIW	The Nasdaq Capital 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 x

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 7.01

Regulation FD Disclosure.

On April 7, 2026, Rigetti Computing, Inc. (the “Company”) issued a press release announcing the general availability of its 108-qubit system, Cepheus-1-108Q. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K (this “Current Report”) and is hereby incorporated by reference.

The information included in Item 7.01 of this Current Report (including Exhibit 99.1 hereto) is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to liabilities of that section, and shall not be deemed incorporated by reference into any filing under the Exchange Act or the Securities Act of 1933, as amended, except as expressly set forth by specific reference in such filing.

Item 8.01

Other Events.

On April 7, 2026, the Company announced the Cepheus-1-108Q system deployed through the Rigetti Quantum Cloud Services (QCS®) Platform and Amazon Braket is currently performing at a 99.1% median two-qubit gate fidelity with a gate speed of ~60 ns and a 99.9% median single-gate fidelity.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description
99.1		Press Release issued by the Company on April 7, 2026.

104		Cover Page Interactive Data File (embedded within the 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 hereunto duly authorized.

Date: April 7, 2026	RIGETTI COMPUTING, INC.


	By:	/s/ Jeffrey Bertelsen
		Jeffrey Bertelsen
		Chief Financial Officer

Rigetti Computing Inc. filed SEC Form 8-K: Regulation FD Disclosure, Other Events, Financial Statements and Exhibits