Ariel Hurley - Jan 13, 2025 Form 4 Insider Report for Blueprint Medicines Corp (BPMC)

Signature
/s/ Melissa Masse, Attorney-in-Fact
Stock symbol
BPMC
Transactions as of
Jan 13, 2025
Transactions value $
-$143,888
Form type
4
Date filed
1/15/2025, 06:03 PM
Previous filing
Dec 16, 2024

Transactions Table

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction BPMC Stock Option (Right to Buy) Options Exercise $0 -2.25K -50% $0.00 2.25K Jan 13, 2025 Common Stock 2.25K $36.05 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 Effected pursuant to a trading plan adopted on September 12, 2024 pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.
F2 This option was granted on February 16, 2017 and is fully vested as of the transaction date.