D-Wave Quantum (QBTS)

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. On September 17, 2026, the Company's Board of Directors formally appointed Mr. Greg Golkov as Acting Chief Financial Officer, assuming the responsibilities of the Company's principal financial and accounting officer, effective September 2, 2026 and continuing until the Company hires a new Chief Financial Officer and that individual commences employment (the Interim Period ), and to continue to serve as the Company's Senior Vice President of Finance. In connection with his appointment, the Company and Mr. Golkov entered into an offer letter, dated September 17, 2026 (the Offer Letter ). The Offer Letter provides that beginning on September 2, 2026, and for the duration of his role as Acting Chief Financial Officer, Mr. Golkov will be paid a responsibility allowance of $5,500 per month, in addition to his current compensation package. In recognition of his increased responsibilities, Mr. Golkov will also receive a one-time grant (the " Grant ") of restricted stock units (" RSUs ") under the Company's 2022 Equity Incentive Plan, as amended (the " Plan ") with a value of $550,000 on the grant date. The Grant will vest ratably on a quarterly basis over one year, beginning on September 2, 2026, provided that any unvested RSUs will immediately vest on the employment start date of the new Chief Financial Officer, subject to Mr. Golkov's continued service through such vesting dates and other conditions as documented in the award agreement and the Plan. In addition, in recognition of his successful completion of the Interim Period, Mr. Golkov will be eligible for a one-time bonus of $67,000, to be paid on the Company s next regular payroll date immediately following the start date of the new Chief Financial Officer. There will be no other changes to Mr. Golkov s compensation or benefits as a result of his serving as Acting Chief Financial Officer. The foregoing description of the Offer Letter does not purport to be complete and is qualified in its entirety by reference to the full text of the Offer Letter, a copy of which is filed as Exhibit 10.1 to this Current Report on Form 8-K and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit No. Description 10.1 # Offer Letter, dated September 17, 2026, between D-Wave Quantum Inc. and Greg Golkov. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document). # Indicates management contract or compensatory plan or arrangement. 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: September 22, 2026 D-Wave Quantum Inc. By: /s/ Alan Baratz Name: Alan Baratz Title: President & Chief Executive Officer