Company: IONQ
Filing Date: 2025-10-10
Form Type: 424B5
Source: 0001193125-25-236448
Chunk: 10

Company: IonQ, Inc.
Filing Date: 2025-10-10
Form: 424B5
Chunk 10
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 effect on the date of this prospectus supplement. However, there can be no assurance that the price of our common stock
will exceed the price required for you to achieve a positive return on your investment upon a warrant exercise date.

The holders of the Warrants will have no rights as shareholders until they acquire shares of our common stock.

Until you become a holder of record of shares of
our common stock issued upon settlement of your Warrants, you will have no rights with respect to such shares, including rights to vote or rights to respond to tender offers. Upon exercise of your Warrants, you will be entitled to exercise the
rights of a shareholder only as to matters for which the record date occurs on or after the date you become the holder of record of such shares.

The Series B Warrants included in this offering may not have any value.

The Series B Warrants have an exercise price of $155.00 per share. In the event the price of our common stock does not exceed the exercise price of the
Series B Warrants on their exercise date (if any), the Series B Warrants may not have any value. If the Series B Warrants are not exercised on or before the expiration date, they will expire unexercised, and you will not receive any shares of
our common stock.

S-7

FORWARD-LOOKING STATEMENTS This prospectus supplement, the accompanying prospectus, and the documents incorporated by reference herein and therein contain certain statements that constitute forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended (the “Securities Act”) and Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). Forward-looking statements generally relate to future events or our future financial or operating performance, business strategy, timing and likelihood of success, as well as plans and objectives of management for future operations. The words “believe,” “may,” “will,” “estimate,” “continue,” “anticipate,” “intend,” “expect,” “could,” “would,” “project,” “plan,” “potentially,” “likely,” and similar expressions and variations thereof are intended to identify forward-looking statements, but are not the exclusive means of identifying such statements. Those statements appear in this prospectus supplement, the accompanying prospectus and the documents incorporated herein and therein by reference, particularly in the sections titled “ Business,” “ Risk Factors” and “ Management’s Discussion and Analysis of Financial Condition and Results of