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Third Rock Ventures Lp


  • Large Shareholder at Rhythm Pharmaceuticals Inc. (RYTM), 2018-09-04
  • Large Shareholder at Constellation Pharmaceuticals Inc (CNST), 2018-08-24
  • Large Shareholder at Cytomx Therapeutics Inc. (CTMX), 2017-10-19
  • Large Shareholder at Zafgen Inc. (ZFGN), 2015-07-24
  • Large Shareholder at Foundation Medicine Inc. (FMI), 2015-05-15
  • Large Shareholder at Agios Pharmaceuticals Inc (AGIO), 2015-02-20
  • Large Shareholder at Bluebird Bio Inc. (BLUE), 2015-02-04
  • Large Shareholder at Eleven Biotherapeutics Inc. (EBIO), 2014-02-13
Insider Trading: Purchases See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CNST $15.00 266,667 Large Shareholder 2,983,051 2018-07-23 Filing
EBIO $0.00 551,482 Large Shareholder 4,841,591 2014-02-11 Filing
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CTMX $18.00 650,000 Large Shareholder 5,170,348 2017-03-27 Filing
CTMX $17.00 1,000,000 Large Shareholder 5,820,348 2017-03-23 Filing
FMI $50.00 4,098,778 Large Shareholder 828,456 2015-04-07 Filing
FMI $50.00 3,976,278 Large Shareholder 950,956 2015-04-07 Filing
BLUE $36.59 38,000 Large Shareholder 1,215,054 2014-09-12 Filing