| Accession Number: | 0001179110-19-010450 |
| Date: | 2019-09-16 |
| Issuer: | BLUEPRINT MEDICINES CORP (BPMC) |
| Original Submission Date: |
HURLEY ARIEL
C/O BLUEPRINT MEDICINES CORPORATION
45 SIDNEY STREET
CAMBRIDGE, MA 02139
| Title of Security | Transaction Date | 2a. Deemed Execution Date | Transaction Code | Shares | Acquired or Disposed | Price per share | 5. Amount of Securities Beneficially Owned Following Reported Transaction | 6. Ownership Form Direct or Indirect | Nature of Indirect Ownership |
|---|---|---|---|---|---|---|---|---|---|
| COMMON STOCK | 2019-09-16 | M | 415 | a | $1.87 | 415 | direct | ||
| COMMON STOCK | 2019-09-16 | S | 415 | d | $78.14 | 0 | direct |
| Title of Derivative Security | Conversion or Exercise Price of Derivative Security | Transaction Date | Deemed Execution Date | Transaction Code | Number of Derivative Securities Acquired (A) or Disposed of (D) | Date Exercisable | Expiration Date | Title and Amount of Securities Underlying Derivative Security | Price of Derivative Security | Number of derivative Securities Beneficially Owned Following Reported Transaction(s) | Ownership Form: Direct (D) or Indirect (I) | Nature of Indirect Beneficial Ownership |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STOCK OPTION (RIGHT TO BUY) | 1.87 | 2019-09-16 | deemed execution date | M | 415 (d) | 2024-10-08 | common stock 415 | $1.87 | 12,599 | direct |
| ID | footnote |
|---|---|
| f1 | effected pursuant to a trading plan adopted on december 17, 2018 pursuant to rule 10b5-1 under the securities exchange act of 1934, as amended. |
| f2 | this option was granted on october 8, 2014. this option vested with respect to 25% of the shares underlying the option on september 15, 2015 and vested as to an additional 1/48th of the shares underlying the option each month thereafter. |
