Quantinuum Inc.
QNT- Exchange
- Nasdaq
- Industry
- Services-Computer Integrated Systems Design
- SEC CIK
- 0002110105
No open-market purchases or sales by Quantinuum Inc. insiders were filed in the last 90 days; 175 institutions reported holding it in 13F filings for Q2 2026, worth $2.77B in total; 4 superinvestors hold it, including Viking Global Investors and D1 Capital Partners.
Holders of 5% or more of QNT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Quantinuum Inc., largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Quantinuum Inc. on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
Schedule 13D and 13G filings on Quantinuum Inc., newest first.
No Schedule 13D or 13G filings on Quantinuum Inc. are on file.
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Quantinuum Inc. shares.
No Form 144 notices for Quantinuum Inc. are on file.