Christopher K. Murray - Dec 7, 2023 Form 4 Insider Report for Blueprint Medicines Corp (BPMC)

Role
CHIEF TECHNICAL OPERATIONS
Signature
/s/ Melissa Masse, Attorney-in-Fact
Stock symbol
BPMC
Transactions as of
Dec 7, 2023
Transactions value $
-$104,350
Form type
4
Date filed
12/11/2023, 05:11 PM
Previous filing
Dec 6, 2023
Next filing
Mar 1, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BPMC Common Stock Options Exercise $271K +5K +20.41% $54.13 29.5K Dec 7, 2023 Direct F1
transaction BPMC Common Stock Sale -$375K -5K -16.95% $75.00 24.5K Dec 7, 2023 Direct F1

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 -5K -27.78% $0.00 13K Dec 7, 2023 Common Stock 5K $54.13 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Effected pursuant to a trading plan adopted on June 5, 2023 in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934, as amended.
F2 This option was granted on March 1, 2020. This option vested with respect to 1/48th of the shares underlying the option on April 1, 2020 and as to an additional 1/48th of the shares underlying the option each month thereafter.