Niccolo de Masi - 09 Jun 2025 Form 4 Insider Report for IonQ, Inc. (IONQ)

Role: President and CEO, Director
Signature: /s/ Stacey Giamalis, Attorney-in-Fact
Issuer symbol: IONQ
Transactions as of: 09 Jun 2025
Net transactions value: -$391,894
Form type: 4
Filing time: 10 Jun 2025, 21:00:04 UTC
Previous filing: 29 May 2025
Next filing: 13 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
de Masi Niccolo	President and CEO, Director	C/O IONQ, INC., 4505 CAMPUS DRIVE, COLLEGE PARK	/s/ Stacey Giamalis, Attorney-in-Fact	10 Jun 2025	0001480011

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IONQ	Common Stock	Sale	$391,894	-9,280	-1.3%	$42.23	711,987	09 Jun 2025	Direct	F1
holding	IONQ	Common Stock						2,597,500	09 Jun 2025	See footnote	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of statutory tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary sale by the Reporting Person.
F2	The securities are held by Isalea Investments LP (the "Partnership"). The Reporting Person is the managing member of the Partnership and has voting and investment discretion with respect to the securities held by the Partnership.

Content

Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of statutory tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary sale by the Reporting Person.

The securities are held by Isalea Investments LP (the "Partnership"). The Reporting Person is the managing member of the Partnership and has voting and investment discretion with respect to the securities held by the Partnership.