[Form 4] IonQ, Inc. Insider Trading Activity

Rhea-AI Filing Summary

IonQ director Robert T. Cardillo exercised and sold company stock under a Rule 10b5-1 plan. On 09/12/2025 the reporting person exercised a stock option with an $11.24 exercise price to acquire 8,773 shares and immediately sold 8,773 shares at a weighted-average price of $50.5177, with individual sale prices ranging from $47.38 to $55.65.

Following these transactions the reporting person beneficially owned 37,436 shares. The Form 4 states the trades were executed pursuant to a 10b5-1 trading plan adopted March 12, 2025 and amended June 13, 2025, and discloses vesting terms for the option: one-third vested on February 26, 2025 with annual vesting thereafter.

Insights

Securities Analyst

Insider exercised low-cost options and monetized gains under an established trading plan.

The reporting person exercised 8,773 options at $11.24 and sold the same number of shares at a weighted-average of $50.5177, realizing gross spread materially above the strike. The transaction was executed under a Rule 10b5-1 plan, which reduces timing concerns about opportunistic trading. Beneficial ownership after the trades is reported as 37,436 shares, and remaining option-derived shares underlying exercised options are reported as 26,320. This is a routine liquidity event for an insider with vested equity.

Corporate Governance Expert

Disclosure appears complete and follows standard insider-trading protocols.

The Form 4 discloses adoption and amendment dates for the 10b5-1 plan and provides a range of sale prices with an undertaking to supply per-trade detail on request. Vesting schedule for the option is explicitly stated. From a governance perspective, use of an established trading plan and full price-range disclosure align with best practices for transparency.

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
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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^*

Cardillo Robert T.

(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)	X	Other (specify below)
			Executive Chair, IonQ Federal

3. Date of Earliest Transaction (Month/Day/Year)
09/12/2025

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	09/12/2025		M(1)		8,773	A	$11.24	46,209	D
Common Stock	09/12/2025		S(1)		8,773	D	$50.5177(2)	37,436	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)	$11.24	09/12/2025		M			8,773	(3)	02/26/2034	Common Stock	26,320	$0	17,547	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 March 12, 2025 and as amended on June 13, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.38 to $55.65, 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. One-third of the shares subject to the option vested or will vest on February 26, 2025 and each one-year anniversary thereafter, subject to the Reporting Person's continued service as a member of the Issuer's Board of Directors through each such vesting date.

	/s/ Kevin Caimi, Attorney-in-Fact	09/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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