PROSPECTOR PARTNERS LLC - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AC9. A total of 28 filers reported holding MEDICINES CO in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
PROSPECTOR PARTNERS LLC ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2016$306,000
-8.1%
232,0000.0%0.04%
-15.1%
Q3 2016$333,000
-25.0%
232,000
-30.1%
0.05%
-29.3%
Q2 2016$444,000
-76.5%
332,000
-77.6%
0.08%
-77.0%
Q1 2016$1,887,000
-10.7%
1,485,0000.0%0.33%
-13.3%
Q4 2015$2,113,000
-33.6%
1,485,000
-32.0%
0.38%
-17.9%
Q3 2015$3,181,000
+19.6%
2,185,000
-2.2%
0.46%
+45.4%
Q2 2015$2,660,000
-46.6%
2,235,000
-46.8%
0.32%
-16.0%
Q1 2015$4,980,0004,200,0000.38%
Other shareholders
MEDICINES CO shareholders Q4 2015
NameSharesValueWeighting ↓
Aviva Holdings Ltd. 2,773,648$94,138,00090.87%
DLD Asset Management, LP 8,878,000$12,240,0004.01%
Worth Venture Partners, LLC 1,864$2,518,0002.69%
TFG Asset Management GP Ltd 7,210,000$9,652,0001.92%
MACKAY SHIELDS LLC 7,145,000$9,463,0000.45%
PALISADE CAPITAL MANAGEMENT, LP 5,897,000$8,155,0000.31%
CSS LLC/IL 980,000$1,313,0000.07%
PROSPECTOR PARTNERS LLC 232,000$306,0000.04%
Allianz Asset Management GmbH 15,815,000$21,724,0000.02%
Citadel Advisors 8,345,000$11,075,0000.01%
View complete list of MEDICINES CO shareholders