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Insider Trading & Ownership of John Tsai

Location
Cambridge, MA
Signature
/s/ Melissa Masse, Attorney-in-Fact
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Ownership of John Tsai

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
BPMC Blueprint Medicines Corp Director $0 17 Jul 2025

Insider Transactions Reported by John Tsai:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.