Quantinuum (QNT) director Joseph Jimenez buys stock and receives RSU grant

Filing Impact

(Very High)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

Quantinuum Inc. director Joseph Jimenez reported new share acquisitions. He made an open-market purchase of 66,665 shares of Class A Common Stock at $60.00 per share on June 5, 2026, bringing his directly held stake to 72,498 shares.

On June 4, 2026, he also received a grant of 5,833 restricted stock units, each representing one future share of Class A Common Stock. These RSUs vest in three equal annual installments beginning on June 5, 2027, aligning part of his compensation with the company’s long-term performance.

Insider Trade Summary

Net Buyer: 66,665 shares ($3,999,900)

Net Buy 2 txns

Insider JIMENEZ JOSEPH

Role null

Bought 66,665 shs ($4.00M)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	66,665	$60.00	$4.00M
Grant/Award	Class A Common Stock	5,833	$0.00	--

Holdings After Transaction: Class A Common Stock — 72,498 shares (Direct, null)

Footnotes (1)

[object Object]

Key Figures

Open-market purchase size: 66,665 shares Purchase price: $60.00 per share Shares held after purchase: 72,498 shares +2 more

5 metrics

Open-market purchase size 66,665 shares Class A Common Stock bought on June 5, 2026

Purchase price $60.00 per share Open-market buy on June 5, 2026

Shares held after purchase 72,498 shares Direct ownership following June 5, 2026 transaction

RSU grant size 5,833 RSUs Award on June 4, 2026 vesting over three years

RSU vesting start date June 5, 2027 First of three equal annual vesting installments

Key Terms

restricted stock units ("RSUs"), open-market purchase, grant/award acquisition, Class A Common Stock

4 terms

restricted stock units ("RSUs") financial

"Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right..."

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

open-market purchase financial

"transaction_action": "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

grant/award acquisition financial

"transaction_action": "grant/award acquisition""

Class A Common Stock financial

"security_title": "Class A Common Stock""

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

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Form 4 Insider Transactions: What Each Field Means →

06/08/2026 - 04:31 PM

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^*

JIMENEZ JOSEPH

(Last)

(First)

(Middle)

C/O QUANTINUUM INC.

303 S TECHNOLOGY COURT

(Street)

BROOMFIELD

COLORADO

80021

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Quantinuum Inc. [ QNT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/04/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	06/04/2026		A		5,833⁽¹⁾	A	$0	5,833	D
Class A Common Stock	06/05/2026		P		66,665	A	$60	72,498	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Class A Common Stock. The RSUs will vest in three equal annual installments beginning on June 5, 2027.

Remarks:

	/s/ Rajeeb Hazra, Attorney-in-Fact	06/08/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Quantinuum Inc. (QNT) director Joseph Jimenez report?

He reported two transactions: an open-market purchase of 66,665 Quantinuum Class A Common Stock shares at $60.00 each, and a grant of 5,833 restricted stock units that will convert into shares as they vest over time.

How many Quantinuum (QNT) shares did Joseph Jimenez buy on the open market?

He bought 66,665 shares of Quantinuum Class A Common Stock in an open-market transaction at $60.00 per share. This sizable purchase increases his direct ownership and signals greater personal exposure to the company’s share price.

What is Joseph Jimenez’s Quantinuum (QNT) shareholding after these Form 4 transactions?

After the open-market purchase on June 5, 2026, he directly owns 72,498 shares of Quantinuum Class A Common Stock. This figure reflects his updated stake excluding any unvested restricted stock units granted as compensation.

What restricted stock unit (RSU) grant did Quantinuum (QNT) award to Joseph Jimenez?

Quantinuum granted him 5,833 restricted stock units, each representing one share of Class A Common Stock when vested. These RSUs vest in three equal annual installments, starting on June 5, 2027, encouraging long-term alignment with shareholders.

When do Joseph Jimenez’s Quantinuum (QNT) RSUs begin vesting?

The 5,833 restricted stock units begin vesting on June 5, 2027. Vesting occurs in three equal annual installments, meaning portions of the award convert into shares each year, subject to applicable service or other conditions.