Sarissa Capital Management LP - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AJ4. A total of 14 filers reported holding MEDICINES CO in Q4 2019. The put-call ratio across all filers is - and the average weighting 1.2%.

Quarter-by-quarter ownership
Sarissa Capital Management LP ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2019$68,377,00020,000,0005.68%
Other shareholders
MEDICINES CO shareholders Q4 2019
NameSharesValueWeighting ↓
Sarissa Capital Management LP 20,000,000$68,377,0005.68%
Weiss Asset Management LP 18,100,000$61,834,0004.18%
TFG Asset Management GP Ltd 5,000,000$17,175,0002.55%
BRIDGER MANAGEMENT, LLC 5,867,000$20,036,0001.44%
WOLVERINE ASSET MANAGEMENT LLC 36,325,000$124,176,0001.44%
CSS LLC/IL 7,361,000$25,150,0001.39%
SG Americas Securities, LLC 170,000$58,140,0000.53%
CAPSTONE INVESTMENT ADVISORS, LLC 8,973,000$30,688,0000.17%
Calamos Advisors LLC 4,000,000$13,676,0000.07%
Citadel Advisors 18,700,000$63,920,0000.03%
View complete list of MEDICINES CO shareholders