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person · Reporting owner

GOLKOV GREGORY

Disclosed activity across 1 company

Tapewire entity
183931
SEC CIK
0002156505

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
D-Wave Quantum Inc.QBTS · Entity 3778Acting CFO & SVP, FinanceSeptember 15, 2026September 24, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

D-Wave Quantum Inc.

Report date September 15, 2026 · Filed September 24, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, par value $0.0001 per share ("Common Stock")SEC Table I · non-derivativeDirect399,791 Reported balance After 2026-09-15 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2026-09-15 · Tax withholding · Disposed 1,132 · Balance 399,791

F1: Represents shares of Common Stock withheld by the Issuer to satisfy tax withholding requirements in connection with the vesting of restricted stock units ("RSUs").

F2: Includes 220,255 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

Common Stock, par value $0.0001 per share ("Common Stock")SEC Table I · non-derivativeDirect426,872 Reported balance After 2026-09-17 transaction · row 2 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 2 · 2026-09-17 · Grant · Acquired 27,081 · Balance 426,872

F3: Consists of RSUs granted on September 17, 2026 (the "Acting CFO Grant"), each RSU representing the right to receive one share of Common Stock of the Issuer. As further described in the Issuer's Form 8-K/A filed on September 22, 2026, the Acting CFO Grant will vest ratably on a quarterly basis over one year, with the first quarterly vesting to occur on December 2, 2026, provided that any unvested RSUs will immediately vest on the employment start date of the Issuer's new Chief Financial Officer, subject to the Reporting Person's continued service through such vesting dates.

F4: Includes 247,336 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

Filing footnotes · ownership attribution and instrument terms

F1: Represents shares of Common Stock withheld by the Issuer to satisfy tax withholding requirements in connection with the vesting of restricted stock units ("RSUs").

F2: Includes 220,255 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

F3: Consists of RSUs granted on September 17, 2026 (the "Acting CFO Grant"), each RSU representing the right to receive one share of Common Stock of the Issuer. As further described in the Issuer's Form 8-K/A filed on September 22, 2026, the Acting CFO Grant will vest ratably on a quarterly basis over one year, with the first quarterly vesting to occur on December 2, 2026, provided that any unvested RSUs will immediately vest on the employment start date of the Issuer's new Chief Financial Officer, subject to the Reporting Person's continued service through such vesting dates.

F4: Includes 247,336 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 17, 2026 Filed Sep 24, 2026 21:02 UTC D-Wave Quantum Inc. QBTS · Entity 3778 GrantCommon Stock, par value $0.0001 per share ("Common Stock") 27,081 $0.00 $0.00
Disclosure

SEC source: 0002156505-26-000004 · wk-form4_1790283736.xml · nonDerivative · entry 2

GOLKOV GREGORY · CIK 0002156505 · Acting CFO & SVP, Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 426,872

F3 · shares: Consists of RSUs granted on September 17, 2026 (the "Acting CFO Grant"), each RSU representing the right to receive one share of Common Stock of the Issuer. As further described in the Issuer's Form 8-K/A filed on September 22, 2026, the Acting CFO Grant will vest ratably on a quarterly basis over one year, with the first quarterly vesting to occur on December 2, 2026, provided that any unvested RSUs will immediately vest on the employment start date of the Issuer's new Chief Financial Officer, subject to the Reporting Person's continued service through such vesting dates.

F4 · balance_after: Includes 247,336 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

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September 15, 2026 Filed Sep 24, 2026 21:02 UTC D-Wave Quantum Inc. QBTS · Entity 3778 Tax withholdingCommon Stock, par value $0.0001 per share ("Common Stock") 1,132 $16.83 $19,051.56
Disclosure

SEC source: 0002156505-26-000004 · wk-form4_1790283736.xml · nonDerivative · entry 1

GOLKOV GREGORY · CIK 0002156505 · Acting CFO & SVP, Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 399,791

F1 · shares: Represents shares of Common Stock withheld by the Issuer to satisfy tax withholding requirements in connection with the vesting of restricted stock units ("RSUs").

F2 · balance_after: Includes 220,255 unvested RSUs and 8,125 RSUs that vested on September 18, 2026; as of the date hereof, the shares of Common Stock issuable in respect of such vested RSUs have not yet been delivered.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.