SPHERA FUNDS MANAGEMENT LTD. - MEDICINES CO ownership

MEDICINES CO's ticker is MDCO and the CUSIP is 584688105. A total of 176 filers reported holding MEDICINES CO in Q2 2015. The put-call ratio across all filers is 1.52 and the average weighting 0.2%.

Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2015$2,240,000
-56.5%
60,000
-66.7%
0.33%
-34.9%
Q2 2015$5,150,000
+83.8%
180,000
+80.0%
0.50%
+72.6%
Q1 2015$2,802,000
+1.3%
100,0000.0%0.29%
-38.0%
Q4 2014$2,767,000
+62.9%
100,000
+127.3%
0.47%
-0.4%
Q4 2013$1,699,00044,0000.47%
Other shareholders
MEDICINES CO shareholders Q2 2015
NameSharesValueWeighting ↓
Sarissa Capital Management LP 4,202,000$356,917,00029.62%
SYQUANT CAPITAL SAS 505,030$42,897,00022.09%
Moab Capital Partners 521,987$44,338,00017.51%
Antipodean Advisors LLC 321,000$27,266,00015.60%
RAMIUS ADVISORS LLC 419,826$35,660,00015.34%
DLD Asset Management, LP 3,275,900$278,255,00015.00%
Foresite Capital Management IV, LLC 403,217$34,249,00014.78%
WHITE SQUARE CAPITAL LLP 239,331$20,329,00014.70%
Davide Leone & Partners Investment Co Ltd. 1,146,192$97,358,00012.50%
Quad Capital Management Advisors LLC 8,640$734,00011.19%
View complete list of MEDICINES CO shareholders