D-Wave Quantum withholds 15,859 acting CFO shares for taxes

No Rule 10b5-1 plan was reported for the withholding, which occurred as restricted stock units vested.

Rhea-AI Filing Summary

D-Wave Quantum Inc. Acting CFO & SVP, Finance Gregory Golkov had 15,859 shares of Common Stock withheld by the issuer on October 15, 2026, to satisfy tax withholding requirements in connection with RSU vesting. The reported price was $12.03 per share. After the transaction, he directly held 411,013 shares, including 197,130 unvested RSUs. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Tax Withholding: 15,859 shares

Tax Withholding 1 txn

Insider GOLKOV GREGORY

Role Acting CFO & SVP, Finance

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock, par value $0.0001 per share ("Common Stock") F1, F2	15,859	$12.03	$191K

Holdings After Transaction: Common Stock, par value $0.0001 per share ("Common Stock") — 411,013 shares (Direct)

Footnotes (2)

1. 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").
2. F2. Includes 197,130 unvested RSUs.

Key Figures

Shares withheld: 15,859 shares Reported price: $12.03 per share Direct shares held after transaction: 411,013 shares +1 more

4 metrics

Shares withheld 15,859 shares October 15, 2026; tax withholding in connection with RSU vesting

Reported price $12.03 per share October 15, 2026 transaction

Direct shares held after transaction 411,013 shares After the October 15, 2026 transaction

Unvested RSUs 197,130 RSUs Included in shares held after the transaction

Key Terms

restricted stock units, tax withholding requirements, unvested RSUs

3 terms

restricted stock units financial

"vesting of restricted stock units ("RSUs")"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding requirements financial

"satisfy tax withholding requirements"

unvested RSUs financial

"Includes 197,130 unvested RSUs"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many QBTS shares did the acting CFO have withheld?

Gregory Golkov had 15,859 shares of D-Wave Quantum Inc. Common Stock withheld on October 15, 2026, at a reported $12.03 per share. The issuer withheld the shares to satisfy tax withholding requirements in connection with RSU vesting.

How many QBTS shares did Gregory Golkov hold after the transaction?

After the October 15, 2026 transaction, Gregory Golkov directly held 411,013 shares, including 197,130 unvested RSUs.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/16/2026 - 05:33 PM EDT Accepted by SEC EDGAR 10/16/2026 - 05:33 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

GOLKOV GREGORY

(Last) (First) (Middle)

C/O D-WAVE QUANTUM INC.

2650 EAST BAYSHORE ROAD

(Street)

PALO ALTO CALIFORNIA 94303

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	Acting CFO & SVP, Finance

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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 ("Common Stock")	10/15/2026		F		15,859(1)	D	$12.03	411,013(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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

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

2. Includes 197,130 unvested RSUs.

Remarks:

	/s/ Gregory Golkov	10/16/2026
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)