Quantinuum director buys 4,000 shares at $60

Quantinuum Inc. director Paul R. Daugherty reported two equity transactions in Class A Common Stock.

Rhea-AI Filing Summary

Quantinuum Inc. director Paul R. Daugherty reported two equity transactions in Class A Common Stock. He purchased 4,000 shares in an open-market transaction at $60.00 per share on June 5, 2026, bringing his directly held common shares to 9,833.

He also received a grant of 5,833 restricted stock units, each representing a contingent right to one share of Class A Common Stock. These RSUs vest in three equal annual installments beginning on June 5, 2027, adding a long-term, time-based equity component to his compensation.

Insider Trade Summary

Net Buyer: 4,000 shares

Net Buy 2 txns

Insider Daugherty Paul R.

Role Director

Bought 4,000 shs ($240K)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	4,000	$60.00	$240K
Grant/Award	Class A Common Stock	5,833	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 9,833 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Open-market purchase: 4,000 shares Purchase price: $60.00 per share Shares held after trade: 9,833 shares +2 more

5 metrics

Open-market purchase 4,000 shares Class A Common Stock bought on June 5, 2026

Purchase price $60.00 per share Price for 4,000-share open-market transaction

Shares held after trade 9,833 shares Direct Class A Common Stock holdings post-purchase

RSU grant size 5,833 RSUs Award of restricted stock units on June 4, 2026

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

Key Terms

restricted stock units, Class A Common Stock, open-market purchase, grant, award, or other acquisition

4 terms

restricted stock units financial

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

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.

Class A Common Stock financial

"each of which represents a contingent right to receive one share of 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.

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, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition"

FAQ

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

What insider transactions did Quantinuum (QNT) director Paul R. Daugherty report?

Paul R. Daugherty reported buying 4,000 shares of Quantinuum Class A Common Stock at $60.00 per share and receiving 5,833 restricted stock units. The filing combines an open-market purchase with an equity award, both directly held in his name.

How many Quantinuum (QNT) shares does Paul R. Daugherty hold after these transactions?

After the open-market purchase, Daugherty directly holds 9,833 shares of Quantinuum Class A Common Stock. This total reflects only the actual shares owned and does not include the additional 5,833 restricted stock units, which remain contingent until they vest over time.

At what price did Paul R. Daugherty buy Quantinuum (QNT) shares?

Daugherty bought 4,000 shares of Quantinuum Class A Common Stock at $60.00 per share in an open-market transaction on June 5, 2026. The purchase price comes directly from the reported transaction data in the Form 4 filing.

What are the terms of Paul R. Daugherty’s restricted stock unit grant at Quantinuum (QNT)?

Daugherty received 5,833 restricted stock units, each representing a contingent right to one Quantinuum Class A share. The RSUs vest in three equal annual installments starting on June 5, 2027, aligning his compensation with longer-term company performance and service.

Is the RSU grant to Quantinuum (QNT) director Paul R. Daugherty an immediate share issuance?

No, the 5,833 RSUs are not immediate shares. Each unit is a contingent right to receive one Class A share that only becomes actual stock as it vests in three equal annual installments beginning on June 5, 2027, subject to grant conditions.

What types of insider transactions are shown in Paul R. Daugherty’s Quantinuum (QNT) Form 4?

The Form 4 shows an open-market purchase coded “P” for 4,000 shares at $60.00 and a grant or award coded “A” for 5,833 restricted stock units. Both transactions involve non-derivative Class A Common Stock positions held directly by Daugherty.

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

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Accepted by SEC EDGAR 06/08/2026 - 04:31 PM 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^*

Daugherty Paul R.

(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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	06/04/2026		A		5,833(1)	A	$0	5,833	D
Class A Common Stock	06/05/2026		P		4,000	A	$60	9,833	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 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)