By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
Over the last 12 months, 11 Quantinuum Inc. the people running the company picked up shares on the open market, about $24.7 million in total, and none of them sold.
The largest purchase came from Barron Hal (Director), about $15 million. C-suite participation is part of the picture here.
174 investment managers listed QNT in their latest 13F filings (Q2 2026); more funds bought than sold. Quarter by quarter: No open-market insider buying or selling in the last full quarter. Insiders bought in 1 of the last 7 full quarters. QNT also shows up in congressional disclosures: 1 reported trade from one lawmaker in two years.
Are insiders buying or selling QNT stock?
In the last 12 months Quantinuum Inc. insiders made open-market purchases worth about $24.7 million and sales worth about $0. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in QNT?
The most recent open-market insider trade in QNT was filed on 2026-06-08.
How many institutions own QNT?
174 investment managers reported holding QNT in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded QNT?
Yes. Members of Congress reported 1 trades in QNT over the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).