Weiss Asset Management LP - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AE5. A total of 39 filers reported holding MEDICINES CO in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Weiss Asset Management LP ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2019$44,343,000
+1075.3%
17,500,000
+600.0%
3.00%
+893.4%
Q3 2019$3,773,000
-38.6%
2,500,000
-50.0%
0.30%
-50.3%
Q2 2018$6,142,000
-79.7%
5,000,000
-79.2%
0.61%
-81.9%
Q3 2017$30,281,000
+358.1%
24,000,000
+380.0%
3.36%
+393.2%
Q2 2017$6,610,0005,000,0000.68%
Other shareholders
MEDICINES CO shareholders Q3 2018
NameSharesValueWeighting ↓
LINDEN ADVISORS LP 27,450,000$35,755,0001.51%
BASSO CAPITAL MANAGEMENT, L.P. 8,886,000$11,559,0001.51%
Myriad Asset Management Ltd. 15,000,000$19,520,0001.36%
TFG Asset Management GP Ltd 5,000,000$6,601,0000.98%
Castle Creek Arbitrage, LLC 6,000,000$7,823,0000.84%
WOLVERINE ASSET MANAGEMENT LLC 47,410,000$61,720,0000.78%
CAPSTONE INVESTMENT ADVISORS, LLC 19,935,000$26,002,0000.71%
Weiss Asset Management LP 5,000,000$6,610,0000.68%
AQR Arbitrage LLC 40,800,000$53,219,0000.58%
Opera Trading Capital 2,500,000$3,291,0000.58%
View complete list of MEDICINES CO shareholders