Regulation FD Disclosure. On October 28, 2026, D-Wave Quantum Inc. (“D-Wave” or the “Company”) and LG CNS Co., Ltd. (“LG CNS”), a leading AI transformation company in South Korea, announced that the companies have signed a non-binding memorandum of understanding (“MOU”) to advance the adoption of quantum computing for enterprise optimization in South Korea and international markets. The collaboration will focus on applying D-Wave’s annealing quantum computing technology to complex optimizatio…

CFO — Greg Golkov: The filing announces the internal appointment of an existing SVP as Acting CFO, which is a role expansion rather than a departure of a senior executive.

Director — Bernard Gavgani: The filing announces the appointment of a new independent director to the board, which is a standard governance action and not an executive departure.

Other Events. On September 10, 2026, D-Wave Quantum Inc. (the “ Company ”) filed with the Securities and Exchange Commission (the “ SEC ”) a prospectus supplement to the prospectus included in the Company’s registration statement on Form S-3ASR filed with the SEC on January 20, 2026 (File No. 333-292825) (the “ Registration Statement ”), covering the resale by the United States Department of Commerce of an aggregate of 7,095,721 shares of the Company's common stock, par value $0.0001 per shar…

Unregistered Sales of Equity Securities. The information set forth in

of the Original Report, to supplement the risks described in “Risk Factors” in the Company’s 2025 Form 10-K, Q1 2026 Form 10-Q and Q2 2026 Form 10-Q: Risk Factors The execution of the OTA and the SIA with the Department, the receipt of funding thereunder and the Department’s ownership of an equity interest in the Company may subject the Company and its stockholders to a number of risks and uncertainties. • The timing and amount of funding under the OTA remain uncertain. The Company’s receipt…

of the Original Report. Pursuant to the SIA, the Company issued to the Department 7,095,721 shares of the Company’s common stock, par value $0.0001 per share (the “ Shares ”), at an issuance price of $14.093 per share. The Shares have not been registered under the Securities Act of 1933, as amended (the “ Securities Act ”), or any state securities laws. The description of the SIA set forth in this Amendment and in

Entry into a Material Definitive Agreement. Other Transaction Agreement On September 4, 2026 (the “ Award Date ”), D-Wave Quantum Inc. (the “ Company ”) entered into an Other Transaction Agreement (the “ OTA ”) under the U.S. CHIPS and Science Act, which is administered by the U.S. Department of Commerce (the “ Department ”). Pursuant to the OTA, the Department has agreed to provide the Company with an award in an aggregate amount of up to $100,000,000 (the “ Award ”) to fund advanced microel…

Other Events. Following the execution of the SIA, the Company intends to file a prospectus supplement registering the resale of the Shares by the Department pursuant to the Department’s registration rights described under

CFO — John Markovich: The CFO is retiring with a named internal successor (SVP of Finance) taking over as acting CFO, indicating an orderly succession rather than a sudden loss of leadership.

Director — Kevan P. Krysler: The filing announces the appointment of a new independent director to the board, which is a standard governance event and not an executive management change.

Results of Operations and Financial Condition. On August 6, 2026 , D-Wave Quantum Inc. (the “Company”) issued a press release announcing its financial results for the second quarter ended June 30, 2026, and other recent developments. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. In addition, on August 6, 2026 , the Company posted on its website an investor presentation, which includes supplemental information relating to the Company’s…

Regulation FD Disclosure. On August 3, 2026, D-Wave Quantum Inc. (“D-Wave”) and Nasdaq Verafin announced an agreement designed to evaluate the use of quantum computing to improve financial crime detection. The collaboration will begin with the development of a proof-of-concept (PoC), with the potential to expand to pilot applications for key anti-financial crime use cases. The effort will focus on how quantum-hybrid technology may be used to support the development of predictive systems that…

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. On July 14, 2026, D-Wave Quantum Inc. (the " Company "), acting pursuant to authorization from its Board of Directors, notified the New York Stock Exchange (the “ NYSE ”) of its intention to voluntarily withdraw the listing of its common stock, par value $0.0001 per share (the “ Common Stock ”) from the NYSE and transfer the listing to The Nasdaq Stock Market LLC (“ Nasdaq ”). The Company expe…

Regulation FD Disclosure. On June 30, 2026, D-Wave Quantum Inc. (“D-Wave” or the “Company”) announced it has been selected to receive a $1,566,250 grant from the U.S. National Science Foundation (NSF) through the agency's National Quantum Virtual Laboratory (NQVL) program. The funding will support D-Wave’s role as a key industry partner in ERASE (Erasure Qubits and Dynamic Circuits for Quantum Advantage) – a project focused on developing foundational technologies for fault-tolerant quantum co…

Other Events. On May 21, 2026, D-Wave Quantum Inc. (the “ Company ” or “ D-Wave ”) issued a press release announcing that it has signed a Letter of Intent (the “ LOI ”) for $100 million of proposed funding under the U.S. CHIPS and Science Act, which is administered by the U.S. Department of Commerce (the “ Department ”). This funding would accelerate development and scaling of D-Wave’s annealing and gate-model quantum systems, including at its forthcoming research and development (R&D) facili…

Results of Operations and Financial Condition. On May 12, 2026 , D-Wave Quantum Inc. (the “Company”) issued a press release announcing its financial results for the first quarter ended March 31, 2026, and other recent developments. A copy of the press release is furnished herewith as Exhibit 99.1 and incorporated herein by reference. In addition, on May 12, 2026 , the Company posted on its website an investor presentation, which includes supplemental information relating to the Company’s fina…

President and Chief Executive Officer — Dr. Alan Baratz: Amended employment agreement with increased compensation.

Results of Operations and Financial Condition. On February 26, 2026 , D-Wave Quantum Inc. (the “Company” or “D-Wave”) issued a press release announcing its financial results for the fiscal fourth quarter and full year ended December 31, 2025, and other recent developments. The Company's reported financial results include revenue of $24.6 million for the fiscal year ended December 31, 2025, representing an increase of $15.8 million, or 179%, from revenue of $8.8 million reported for fiscal yea…

Regulation FD Disclosure. On February 26, 2026 , the Company issued a press release announcing its financial results for the fiscal fourth quarter and full year ended December 31, 2025, and other recent developments, including: • A $20 million system purchase by Florida Atlantic University, with deployment expected by the end of 2026, and a $10 million, two-year enterprise license Quantum Computing as a Service agreement with a Fortune 100 company. • The completion of the acquisition of Quant…

Regulation FD Disclosure. On February 19, 2026, D-Wave Quantum Inc. (“D-Wave”) announced that has joined the Southeastern Quantum Collaborative (“SQC”) as an inaugural member, along with The University of Alabama in Huntsville, Davidson Technologies, IBM and Alabama A&M University. The SQC will bring together academia, industry and government to accelerate the advancement and application of quantum information science and technology across the Southeast. In addition, it aims to develop the qu…

Regulation FD Disclosure. On January 27, 2026, D-Wave Quantum Inc. (“D-Wave”) announced a $10 million, two-year enterprise Quantum Computing as a Service (QCaaS) agreement with a leading Fortune 100 company. Under the agreement, the companies plan to collaborate to develop and deploy several quantum-powered applications. A ccording to D-Wave’s CEO, Dr. Alan Baratz, the agreement marks a significant milestone in D-Wave’s annealing quantum computing enterprise adoption and impact. A copy of the…

Regulation FD Disclosure. On January 27, 2026, D-Wave Quantum Inc. (“D-Wave” or the “Company”) announced: • That Florida Atlantic University (“FAU”) has signed an agreement with D-Wave to purchase and install an Advantage2 TM annealing quantum computer at its Boca Raton campus. The agreement represents a $20 million commitment from FAU, aiming to accelerate and solidify the State of Florida’s position as a leader in quantum computing. The agreement is subject to applicable public entity requi…

Other Events. On January 20, 2026, the Company completed its previously announced transaction (the “Transaction”) to acquire all of the issued and outstanding equity of Quantum Circuits, Inc., a Delaware corporation (“Quantum Circuits”), pursuant to the terms of the Agreement and Plan of Merger (the “Merger Agreement”), dated January 6, 2026, by and among the Company, Quantum Circuits, Quest Acquisition Merger Sub I, Inc., a Delaware corporation and a wholly owned subsidiary of the Company, Q…

Other Events. On January 20, 2026, D-Wave Quantum Inc. (the “Company”) filed with the Securities and Exchange Commission (the “SEC”) a prospectus supplement to the prospectus included in the Company’s registration statement on Form S-3ASR filed with the SEC on January 20, 2026 (File No. 333-292825) (the “Registration Statement”), covering the resale by certain selling stockholders of an aggregate of 10,430,444 shares of Company common stock, par value $0.0001 per share. A copy of the legal op…