IonQ (NYSE: IONQ) director reports option exercise and 20,000-share sale

Rhea-AI Filing Summary

IonQ, Inc. director reported an option exercise and share sale in the company’s stock. On 12/11/2025, the director exercised a stock option to acquire 20,000 shares of common stock at an exercise price of $4.61 per share. On the same day, the director sold 20,000 shares of common stock at a weighted average price of $51.399 per share under transaction code “S.” These trades were carried out pursuant to a Rule 10b5-1 trading plan adopted on September 11, 2025. Following the transactions, the director directly owned 60,839 shares of IonQ common stock and held 24,900 stock options, which are part of an option grant originally for 63,900 shares that vests in three equal annual installments starting 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

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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)
12/11/2025

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	12/11/2025		M(1)		20,000	A	$4.61	80,839	D
Common Stock	12/11/2025		S(1)		20,000	D	$51.399(2)	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	12/11/2025		M(1)			20,000	(3)	07/11/2032	Common Stock	63,900	$0	24,900	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. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.16 to $52.85, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. This option, originally for 63,900 shares, vests in three equal annual installments commencing July 11, 2023, subject to the Reporting Person's continued service through each such vesting date.

	/s/ Tyler T. Rosenbaum, Assistant Secretary, by Power of Attorney	12/12/2025
	** 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 a director of IonQ exercised stock options for 20,000 shares at $4.61 per share and sold 20,000 shares of common stock on 12/11/2025.

At what prices did the IonQ (IONQ) director exercise and sell shares?

The director exercised options at an exercise price of $4.61 per share and sold 20,000 shares at a weighted average price of $51.399 per share, with individual trades between $49.16 and $52.85.

How many IonQ (IONQ) shares does the reporting person own after the transactions?

After the reported transactions, the director directly owned 60,839 shares of IonQ common stock and held 24,900 stock options as derivative securities.

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

Yes. The filing states that the transactions were effected under a Rule 10b5-1 trading plan adopted by the reporting person on September 11, 2025.

What is the origin and vesting schedule of the IonQ (IONQ) stock option in this Form 4?

The reported option was originally for 63,900 shares of common stock and vests in three equal annual installments starting on July 11, 2023, subject to the director’s continued service.

What role does the reporting person hold at IonQ (IONQ)?

The reporting person is identified as a director of IonQ, Inc., with the Form 4 showing the relationship box checked for “Director.”