Filing Details

Accession Number:
0000899243-16-036208
Form Type:
4
Zero Holdings:
No
Publication Time:
2016-12-21 18:44:43
Reporting Period:
2016-12-19
Filing Date:
2016-12-21
Accepted Time:
2016-12-21 18:44:43
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1597264 Blueprint Medicines Corp BPMC () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1192603 P Kevin Starr C/O Third Rock Ventures, Llc,
29 Newbury Street, 3Rd Floor
Boston MA 02116
No No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2016-12-19 106,489 $28.19 0 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 5,453,753 Indirect See Footnote
Footnotes
  1. These shares are directly held by Third Rock Ventures II, L.P. ("TRV II"). The general partner of TRV II is Third Rock Ventures GP II, L.P. ("TRV GP II"). The general partner of TRV GP II is TRV GP II, LLC ("TRV GP II LLC"). The individual managers of TRV GP II LLC are Mark Levin ("Levin"), Kevin Starr ("Starr") and Dr. Robert Tepper ("Tepper"). Each of TRV GP II, TRV GP II LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares.