Quantinuum (QNT) director Eric Branderiz files initial Form 3 ownership

Rhea-AI Filing Summary

Quantinuum Inc. director Eric Branderiz filed an initial Form 3 as a reporting person for the company. The filing identifies his role as a director and, in the data provided, shows no reported purchases, sales, derivative exercises, or other transactions in Quantinuum securities.

Key Figures

Buy transactions: 0 shares Sell transactions: 0 shares Derivative exercises: 0 shares +2 more

5 metrics

Buy transactions 0 shares Form 3 transaction summary

Sell transactions 0 shares Form 3 transaction summary

Derivative exercises 0 shares exerciseShares in transaction summary

Net buy/sell shares 0 shares netBuySellShares in transaction summary

Net buy/sell direction neutral netBuySellDirection in transaction summary

Key Terms

transactionSummary, derivativeTransactionCount, taxWithholdingShares

3 terms

transactionSummary financial

""transactionSummary": { "buyCount": 0, "sellCount": 0, ... }"

derivativeTransactionCount financial

""derivativeTransactionCount": 0,"

taxWithholdingShares financial

""taxWithholdingShares": 0,"

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Available on EDGAR 06/10/2026 - 06:10 PM Accepted by SEC EDGAR 06/04/2026 - 07:18 PM Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Branderiz Eric

(Last) (First) (Middle)

C/O QUANTINUUM INC.

303 S TECHNOLOGY COURT

(Street)

BROOMFIELD COLORADO 80021

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
06/04/2026

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

3a. Foreign Trading Symbol

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

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

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

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

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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney.

No securities are beneficially owned.

	/s/ Rajeeb Hazra, Attorney-in-Fact	06/04/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does Quantinuum (QNT) disclose in Eric Branderiz's Form 3?

The Form 3 identifies Eric Branderiz as a director and reporting person of Quantinuum Inc. The provided data show no reported purchases, sales, exercises, or other transactions, and no derivative positions, at the time of this initial ownership report.

Does Eric Branderiz buy or sell Quantinuum (QNT) shares in this Form 3?

No transactions are reported in this Form 3. The transaction summary shows zero buy, sell, acquire, dispose, gift, tax withholding, or restructuring entries, indicating the filing is administrative rather than a record of recent trading activity.

What does the transaction summary show in Quantinuum (QNT) director Branderiz's Form 3?

The transaction summary reports zero buys, zero sells, zero derivative exercises, and zero gifts or tax withholdings. Net buy-sell shares are zero, and net buy-sell direction is recorded as neutral, reflecting no reported trading or derivative activity in this filing.

Are any derivative securities reported for Eric Branderiz in Quantinuum (QNT)'s Form 3?

No derivative securities are listed. The derivative summary is empty and derivativeTransactionCount is zero, indicating no reportable options, warrants, or other derivative positions are disclosed for Eric Branderiz in the provided Form 3 data.

Is Eric Branderiz a ten percent owner of Quantinuum (QNT) according to this Form 3?

The Form 3 data mark Eric Branderiz as a director but not a ten percent owner. The is_ten_percent_owner field is set to zero, indicating he is not reported as holding at least ten percent of Quantinuum’s outstanding equity securities.