IonQ (IONQ) director logs Rule 10b5-1 option exercise and 5,000-share sale

Rhea-AI Filing Summary

IonQ, Inc. director reports option exercise and share sale under a pre-set trading plan. On 12/22/2025, the reporting person exercised a stock option for 5,000 shares of IonQ common stock at an exercise price of $4.61 per share. On the same date, 5,000 shares of common stock were sold at a price of $55 per share pursuant to a Rule 10b5-1 trading plan adopted on September 11, 2025.

After these transactions, the director beneficially owns 60,839 shares of IonQ common stock directly and holds 19,900 stock options (right to buy) following the partial exercise of an option originally covering 63,900 shares that vests in three equal annual installments beginning July 11, 2023.

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).

X

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^*

Chou Kathryn K.

(Last) (First) (Middle)

C/O IONQ, INC.

4505 CAMPUS DRIVE

(Street)

COLLEGE PARK MD 20740

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
IonQ, Inc. [ IONQ ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/22/2025

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

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 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	12/22/2025		M(1)		5,000	A	$4.61	65,839	D
Common Stock	12/22/2025		S(1)		5,000	D	$55	60,839	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
Stock Option (right to buy)	$4.61	12/22/2025		M(1)			5,000	(2)	07/11/2032	Common Stock	63,900	$0	19,900	D

Explanation of Responses:

1. The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 11, 2025.

2. This option, originally for 63,900 shares, vested in three equal annual installments commencing July 11, 2023.

	/s/ Tyler T. Rosenbaum, Assistant Secretary, by Power of Attorney	12/23/2025
	** 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.

FAQ

What insider transaction did IonQ (IONQ) disclose in this Form 4?

The filing reports that an IonQ director exercised a stock option for 5,000 shares of common stock at an exercise price of $4.61 per share and sold 5,000 shares of common stock at a price of $55 per share on 12/22/2025.

Who is the reporting person and what is their relationship to IonQ (IONQ)?

The reporting person is identified as a Director of IonQ, Inc., as indicated in the relationship section of the filing.

Was the IonQ (IONQ) insider trade made under a Rule 10b5-1 plan?

Yes. The transactions were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 11, 2025, as stated in the explanation of responses.

How many IonQ (IONQ) shares does the director own after these transactions?

Following the reported exercise and sale, the director beneficially owns 60,839 shares of IonQ common stock directly.

What stock options does the IonQ (IONQ) director still hold after the Form 4 transaction?

After the partial exercise of the option, the director holds 19,900 stock options (right to buy) with an exercise price of $4.61 per share, relating to an option originally for 63,900 shares that vests in three equal annual installments beginning July 11, 2023.

What were the transaction codes used in the IonQ (IONQ) Form 4?

The exercise of the stock option is reported with transaction code M (exercise or conversion of derivative security), and the sale of common stock is reported with transaction code S (open market or private sale).

Is the IonQ (IONQ) Form 4 filed by one or multiple reporting persons?

The form is indicated as being filed by one reporting person, as shown by the checkbox selection in the filing.