Quantinuum Inc.
QNT · Services Computer Integrated Systems Design
Latest available SEC filing: SCHEDULE 13G ·
Latest disclosures
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Form SCHEDULE 13G
SEC filing · Filed
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O'Byrne Rory Gordon: Form 3
Insider disclosure · Filed · Report period 17 Jul 2026
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Form 3
SEC filing · Filed
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Form 4/A
SEC filing · Filed
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Form 3
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- QNT · 74768A104 - Class A Stock
Company details and SEC sources
CIK 0002110105 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- QNT on Nasdaq
- SEC industry group
- Services Computer Integrated Systems Design (Office of Technology)
- Business address
- 303 S Technology Court, Broomfield, CO
- Incorporated in
- DE
- Fiscal year end
- 31 December
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields