Sec Form 4 Filing - Nguyen Diane @ D-Wave Quantum Inc. - 2023-10-16

FORM 4 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 Nguyen Diane 2. Issuer Name and Ticker or Trading Symbol D-Wave Quantum Inc. [ QBTS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) General Counsel (Last) (First) (Middle) 2650 EAST BAYSHORE ROAD 3. Date of Earliest Transaction (MM/DD/YY) 10/16/2023 (Street) PALO ALTO, CA94303 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, par value $0.0001 per share 10/16/2023 S( 1 ) 22,855 D $ 1 ( 2 ) 254,643 ( 3 ) 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 Nguyen Diane 2650 EAST BAYSHORE ROAD PALO ALTO, CA94303 General Counsel Signatures /s/ Diane Nguyen 10/18/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents 22,855 Common Stock sold to cover the taxes on the vesting of 93,312 RSUs. ( 2 )This transaction was executed in multiple trades at prices ranging from $0.99 to $1.018. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4 ( 3 )Includes: (a) 178,672 shares of unvested restricted stock units: (i) 93,312 RSUs granted on October 13, 2022 and vesting as follows: 46,656 on October 13, 2024 and October 13, 2025, and (ii) 85,360 RSUs granted on March 27, 2023 and vesting as follows: 21,340 on March 27, 2024 and the remaining 54,020 will vest quarterly at a rate of 6.25% beginning July 27, 2024, and (b) 5,514 Common Stock acquired under the Employee Stock Purchase Plan ("ESPP") of D-Wave Quantum Inc. (the "Issuer") for the purchase period of January 1, 2023 to June 30, 2023. In accordance with the ESPP, the 5,514 Common Stock were purchased at a price equal to 85% of the closing price of the Issuer's Common Stock on January 1, 2023.

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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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