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Schulman Robin's Form 4/A amendment

Amended

Quantinuum Inc. (QNT) · filed Jul 22, 2026

Accession no.
0001193125-26-312779
Filed
Jul 22, 2026, 8:44 PM ET
Trade date
Jul 17, 2026
Filing delay
5 days
Rule 10b5-1 plan
Not checked
Original filed
Jul 21, 2026

This filing lists 1 non-derivative transaction. It was filed 5 days after the trade.

This amendment replaces 0001193125-26-310990 (filed Jul 21, 2026).

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Schulman RobinCIK 0001627835Officer (CLO & Corporate Secretary)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Jul 17, 2026Class A Common StockAGrant or awardAcquired+125,000$0.00$0125,000Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Class A Common Stock. The RSUs will vest according to the applicable grant agreement.

Remarks

This Form 4 amendment is being filed to update the number of RSUs acquired by the Reporting Person on July 17, 2026.

Read the full filing on SEC EDGAR (opens in a new tab)