Summary
Updated Aug 31, 2026
John Maraganore is Director of TAKEDA PHARMACEUTICAL CO LTD (TAK). 8 SEC Form 4 filings on record going back to 2025, most recently on 6 July 2026.
Recent Transactions
3Every recent SEC Form 4 transaction John Maraganore has reported, most recent first.
Trading Pattern
InsiderAlpha's records for John Maraganore go back to 2025: 8 primary Form 4 filings, an average of 4.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies John Maraganore 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.
- BVF PARTNERS L P - $173.67M of KYMR open-market activity in the last 12 months
- BAKER BROS. ADVISORS LP - $172.50M of KYMR open-market activity in the last 12 months
- Bruce Booth - $100.59M of KYMR open-market activity in the last 12 months
- Nello Mainolfi - $34.88M of KYMR open-market activity in the last 12 months
- Third Rock Ventures V, L.P. - $34.39M of RAPP open-market activity in the last 12 months
- Jeremy G. Chadwick - $15.60M of KYMR 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 John Maraganore?
John Maraganore is a corporate insider, tracked as Director of TAKEDA PHARMACEUTICAL CO LTD (TAK). InsiderAlpha holds 8 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 John Maraganore submitted recently?
4 primary Form 4 filings in the last 90 days, covering 4 companies.
Where can I see all of John Maraganore'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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