IonQ director exercises options, sells 3,773 shares

IonQ, Inc. director Robert T. Cardillo executed an options exercise and related stock sale.

Rhea-AI Filing Summary

IonQ, Inc. director Robert T. Cardillo executed an options exercise and related stock sale. On May 6, 2026, he exercised stock options to acquire 3,773 shares of common stock at $11.24 per share and sold 3,773 common shares in an open-market transaction at $49.90 per share.

Following these transactions, he reported direct ownership of 139,967 common shares. The filing notes that the trades were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on March 12, 2025 and amended on June 13, 2025, indicating the activity was scheduled in advance.

Insider Trade Summary 10b5-1

Exercise and Sale: 3,773 shares ($146K approx. pre-tax spread)

Exercise and Sale 3 txns

Insider Cardillo Robert T.

Role Director

Sold 3,773 shs ($188K)

Approx. gross sale proceeds $188K

Approx. exercise cost $42K

Approx. pre-tax spread $146K

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	3,773	$0.00	$0.00
Exercise	Common Stock	3,773	$11.24	$42K
Sale	Common Stock	3,773	$49.90	$188K

Holdings After Transaction: Stock Option (Right to Buy) — 8,774 contracts (Direct); Common Stock — 139,967 shares (Direct)

Footnotes (2)

1. F1. 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 amended on June 13, 2025.
2. F2. 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 through each such vesting date.

Key Figures

Shares sold: 3,773 shares Sale price: $49.90 per share Options exercised: 3,773 shares +5 more

8 metrics

Shares sold 3,773 shares Open-market sale of common stock on May 6, 2026

Sale price $49.90 per share Price for 3,773 common shares sold

Options exercised 3,773 shares Common stock acquired via option exercise on May 6, 2026

Exercise price $11.24 per share Conversion or exercise price for options exercised

Common shares owned 139,967 shares Direct ownership after reported transactions

Remaining option position 8,774 options Stock Options (Right to Buy) following derivative transaction

Option expiration February 26, 2034 Expiration date for Stock Option (Right to Buy)

Underlying option shares 26,320 shares Underlying IonQ common stock for the option award

Key Terms

Rule 10b5-1 trading plan, open-market sale, Stock Option (Right to Buy), derivative security, +1 more

5 terms

Rule 10b5-1 trading plan regulatory

"transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Stock Option (Right to Buy) financial

"security_title": "Stock Option (Right to Buy)""

derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Common Stock financial

"security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

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

What insider transactions did IonQ (IONQ) director Robert T. Cardillo report?

Robert T. Cardillo reported exercising stock options and selling shares on May 6, 2026. He exercised options for 3,773 IonQ common shares at $11.24 each, then sold 3,773 common shares at $49.90 per share in an open-market transaction under a Rule 10b5-1 plan.

How many IonQ (IONQ) shares does Robert T. Cardillo hold after the reported transactions?

After the May 6, 2026 transactions, Robert T. Cardillo reported holding 139,967 IonQ common shares directly. This figure reflects his position following the exercise of 3,773 options and the sale of 3,773 common shares disclosed in the same Form 4 insider filing.

Were Robert T. Cardillo’s IonQ (IONQ) share sales made under a Rule 10b5-1 plan?

Yes. The Form 4 states that the transactions were effected under a Rule 10b5-1 trading plan adopted on March 12, 2025 and amended on June 13, 2025. Such plans pre-schedule trades, which can indicate routine portfolio management rather than discretionary timing.

What option exercise did Robert T. Cardillo disclose for IonQ (IONQ)?

He disclosed exercising stock options covering 3,773 shares of IonQ common stock at a conversion or exercise price of $11.24 per share. The related derivative entry describes a “Stock Option (Right to Buy)” with an expiration date of February 26, 2034 and underlying common stock.

What is the exercise price and sale price in Robert T. Cardillo’s IonQ (IONQ) Form 4?

The reported option exercise price was $11.24 per share for 3,773 IonQ common shares. The subsequent open-market sale involved 3,773 common shares at a transaction price of $49.90 per share, according to the non-derivative transaction entries in the Form 4 filing.

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

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Accepted by SEC EDGAR 05/08/2026 - 09:55 PM EDT 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).

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 MARYLAND 20740

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/06/2026

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
Common Stock	05/06/2026		M(1)		3,773	A	$11.24	143,740	D
Common Stock	05/06/2026		S(1)		3,773	D	$49.9	139,967	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	05/06/2026		M			3,773	(2)	02/26/2034	Common Stock	26,320	$0	8,774	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 amended on June 13, 2025.

2. 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 through each such vesting date.

	/s/ Tyler T. Rosenbaum, Assistant Secretary, by Power of Attorney	05/08/2026
	** 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)