Form4insider filings, from the source

SEC Form 4 · accession 0000315066-15-002590

Blueprint Medicines Corp · BPMC

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
FMR LLC
10% Owner · Other
Period of report
May 5, 2015
Accepted (ET)
May 7, 2015 · 4:49 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001597264

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF1,F2May 5, 2015C1,818,181—A1,818,181IBeacon Bioventures Fund III Limited Partnership
Common StockF1,F2May 5, 2015C469,696—A2,287,877IBeacon Bioventures Fund III Limited Partnership
Common StockF1,F2May 5, 2015C87,834—A2,375,711IBeacon Bioventures Fund III Limited Partnership
Common StockF2May 5, 2015P125,000$18.00A2,500,711IBeacon Bioventures Fund III Limited Partnership

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Series A Convertible Preferred StockF1—May 5, 2015C10,000,000A——Common Stock1,818,1810I
Series B Convertible Preferred StockF1—May 5, 2015C2,583,333A——Common Stock469,6960I
Series C Convertible Preferred StockF1—May 5, 2015C483,092A——Common Stock87,8340I

Explanation of responses

Remarks

Remark 1: Edward C. Johnson 3d is a Director and the Chairman of FMR LLC and Abigail P. Johnson is a Director, the Vice Chairman and the President of FMR LLC. Members of the family of Edward C. Johnson 3d, including Abigail P. Johnson, are the predominant owners, directly or through trusts, of Series B voting common shares of FMR LLC, representing 49% of the voting power of FMR LLC. The Johnson family group and all other Series B shareholders have entered into a shareholders' voting agreement under which all Series B voting common shares will be voted in accordance with the majority vote of Series B voting common shares. Accordingly, through their ownership of voting common shares and the execution of the shareholders' voting agreement, members of the Johnson family may be deemed, under the Investment Company Act of 1940, to form a controlling group with respect to FMR LLC. The address of Edward C. Johnson 3d and Abigail P. Johnson is c/o FMR LLC, 245 Summer Street, Boston, MA 02110. Remark 2: Beacon Bioventures Advisors Fund III Limited Partnership is the general partner of Beacon Bioventures Fund III Limited Partnership. Beacon Bioventures Advisors Fund III Limited Partnership is solely managed by Impresa Management LLC, its general partner and investment manager. Impresa Management LLC is owned, directly or indirectly, by various shareholders and employees of FMR LLC, including certain members of the family of Edward C. Johnson 3d.