Company: IONQ
Filing Date: 2025-07-07
Form Type: 424B5
Source: 0001193125-25-155889
Chunk: 15

Company: IonQ, Inc.
Filing Date: 2025-07-07
Form: 424B5
Chunk 15
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or, in
the case of Warrants represented by a global Book-Entry Warrant Certificate, properly delivered by the Participant in accordance with DTC’s procedures).

Within one trading day following an exercise of the Warrant, the holder shall deliver payment of an amount equal to the exercise price in effect on the date
of such exercise multiplied by the number of warrant shares as to which the Warrant was so exercised in cash or via wire transfer of immediately available funds. Notwithstanding the foregoing sentence, the exercise price will be payable in cash only
if an effective registration statement is available for the issuance of the warrant shares (or on a net basis otherwise in accordance with provisions of the Warrant Agreement applicable thereto). We may also elect, during certain periods, to require
cashless exercise.

Fractional shares

No fractional
shares of common stock are to be issued upon the exercise of a Warrant. In lieu of a fractional share, we will, upon exercise, round down to the nearest whole number the number of shares of common stock to be issued upon such exercise.

S-13

Exercise price

In the case of the Series A Warrants, each of the Warrants issued in this offering entitle the holder to purchase one share of our common stock at a price
equal to $99.88 per share. In the case of the Pre-funded Warrants, each of the Warrants issued in this offering entitle the registered holder to purchase one share of our common stock at a price equal to $0.0001 per share. The exercise price and
number of shares of common stock issuable upon exercise of the Warrants may be adjusted in certain circumstances, including in the event of certain dividends, certain distributions of assets and forward or reverse splits of our shares of our common
stock.

Exercise limitations

A holder will not have
the right to exercise any portion of the Warrant if the holder (together with its affiliates) would beneficially own in excess of 4.99% of the total number of issued and outstanding common stock immediately after giving effect to such exercise.

Antidilution and other adjustments

The exercise price of
the Series A Warrants and the number of shares of common stock issuable upon exercise of the Series A Warrants is subject to appropriate adjustment in the event of certain stock dividends and distributions, stock splits, stock combinations,
reclassifications or similar events affecting our shares of common stock, as well as upon any distribution of assets, including cash, stock or other property, to