8-K

Rigetti Computing, Inc. (RGTI)

8-K 2025-07-18 For: 2025-07-16
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Added on April 08, 2026

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or15(d)

of the Securities Exchange Act of 1934


Date of Report (Date of earliest event reported):July 16, 2025

RIGETTI

COMPUTING, INC.

(Exact name of Registrant as Specified in ItsCharter)

Delaware 001-40140 88-0950636
(State or Other Jurisdiction<br><br> <br>of Incorporation) (Commission<br><br> <br>File Number) (I.R.S. Employer<br><br> <br>Identification No.)
775 Heinz Avenue**, Berkeley** , California 94710
--- ---
(Address of Principal Executive Offices) (Zip Code)

(510

)

210-5550

(Registrant’s Telephone Number, includingarea code)


N/A

(Former Name or Former Address, if ChangedSince 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)
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¨ Pre-commencement communication pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
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¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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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<br> Stock, $0.0001 par value per share RGTI The Nasdaq<br> Capital Market
Warrants,<br> each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share RGTIW The Nasdaq<br> 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 8.01 Other Events.

On July 16, 2025, Rigetti Computing, Inc. (the “Company”) announced that it achieved its mid-year performance milestone of 99.5% median two-qubit gate* fidelity on its modular 36-qubit system (composed of four 9-qubit chips tiled together), which represents a 2x reduction in median two-qubit gate error rate from the Company’s previous best results on its 84-qubit single chip Ankaa™-3 system.

*The Company implemented CZ gates, which area commonly used two-qubit gate for executing quantum circuits and have equivalent computational power to iSWAP gates.

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: July 18, 2025 RIGETTI COMPUTING, INC.
By: /s/ Jeffrey Bertelsen
Jeffrey Bertelsen
Chief Financial Officer