Summary
Updated Aug 30, 2026
Mary Thistle files SEC Form 4 reports at Q32 Bio Inc. (QTTB). 6 SEC Form 4 filings on record going back to 2025, most recently on 22 July 2026.
Recent Transactions
1Every recent SEC Form 4 transaction Mary Thistle has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Mary Thistle files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- ORBIMED ADVISORS LLC - $15.00M of QTTB open-market activity in the last 12 months
- Diyong Xu - $15.00M of QTTB open-market activity in the last 12 months
- Lynx1 Capital Management LP - $13.32M of CGEM open-market activity in the last 12 months
- Kush Parmar - $3.65M of TRDA open-market activity in the last 12 months
- 5AM Ventures V, L.P. - $3.00M of TRDA open-market activity in the last 12 months
- BAKER BROS. ADVISORS LP - $1.61M of TRDA open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Mary Thistle?
Mary Thistle is a corporate insider of Q32 Bio Inc. (QTTB). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mary Thistle submitted recently?
4 primary Form 4 filings in the last 90 days, covering 3 companies.
Where can I see all of Mary Thistle's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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