4Filing Date: Jun 8, 2026

Quantinuum Inc. (QNT)

Statement of Changes in Beneficial Ownership

View SEC Filing
ACC: 0001628280-26-041626
Total Value$800.0K
Trades1
Insiders1

Transaction Details

Stepniak Michal
Director·Direct
Buy · Acquire
Class A Common Stock
Shares+13.33K
Price$60.00
Total Value$800.0K
Shares Owned After13.33K
Transaction DateJun 5, 2026

Post-Transaction Holdings

Stepniak Michal · Director
SecuritySharesChange
Class A Common Stock13.33K+13.33K
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-05 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Quantinuum Inc. (QNT) CIK: 0002110105 --- Reporting Owner --- Name: Stepniak Michal CIK: 0002056381 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Common Stock Date: 2026-06-05 | Code: P (Open market purchase) Shares: +13,333 | Price: $60.00 Total Value: $799,980.00 Shares Owned After: 13,333 | Ownership: D (Direct) --- Signature --- /s/ /s/ Rajeeb Hazra, Attorney-in-Fact (2026-06-08)

keid analysis is for reference only and does not constitute investment advice.