PROSPECTOR PARTNERS LLC - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AC9. A total of 34 filers reported holding MEDICINES CO in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.4%.

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 Q3 2015
NameSharesValueWeighting ↓
SYMPHONY ASSET MANAGEMENT LLC 25,330,000$30,950,0002.94%
RAVEN ROCK CAPITAL MANAGEMENT, LLC 3,521,000$4,302,0002.62%
GUARDIAN LIFE INSURANCE CO OF AMERICA 9,650,000$11,743,0001.04%
SSI INVESTMENT MANAGEMENT LLC 7,737,000$9,458,0000.96%
Verition Fund Management LLC 5,000,000$6,109,0000.93%
WOLVERINE ASSET MANAGEMENT LLC 27,500,000$33,706,0000.72%
ZAZOVE ASSOCIATES LLC 15,180,000$18,588,0000.65%
MACKAY SHIELDS LLC 7,109,000$8,686,0000.44%
Man Investments (CH) AG 800,000$975,0000.39%
CAMDEN ASSET MANAGEMENT L P /CA 4,900,000$5,963,0000.36%
View complete list of MEDICINES CO shareholders