Sec Form 3 Filing - Sereda Brian J @ Rigetti Computing, Inc. - 2022-03-02

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Sereda Brian J 2. Issuer Name and Ticker or Trading Symbol Rigetti Computing, Inc. [ RGTI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chief Financial Officer (Last) (First) (Middle) C/O RIGETTI COMPUTING, INC., 775 HEINZ AVENUE 3. Date of Earliest Transaction (MM/DD/YY) 03/02/2022 (Street) BERKELEY, CA94710 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 1,055,564( 1 )( 2 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Sereda Brian J C/O RIGETTI COMPUTING, I NC. 775 HEINZ AVENUE BERKELEY, CA94710 Chief Financial Officer Signatures /s/ Rick Danis, Attorney-in-Fact 03/11/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents shares issued pursuant to restricted stock unit ("RSU") grants. 1,048,875 RSUs shall vest 25% on August 12, 2022, and the remainder shall vest in 36 equal monthly installments thereafter and 6,689 RSUs vested or shall vest in 48 equal monthly installments commencing February 25, 2021. All vesting is subject to the Reporting Person's continuous service with the Issuer on each such date. ( 2 )The securities reported herein were acquired by the Reporting Person prior to the Reporting Person becoming an executive officer of the Issuer. The Reporting Person was appointed as an executive officer of the Issuer effective immediately after the effective time of the Second Merger as defined in that Agreement and Plan of Merger, dated as of October 6, 2021, as amended on December 23, 2021 and January 10, 2022 (the "Merger Agreement"), by and among the Issuer, Supernova Merger Sub, Inc., Supernova Romeo Merger Sub, LLC, and Rigetti Holdings, Inc.

Remarks: Exhibit List - Exhibit 24 - Power of Attorney

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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