Sarissa Capital Management LP - MEDICINES CO ownership

MEDICINES CO's ticker is MDCO and the CUSIP is 584688105. A total of 296 filers reported holding MEDICINES CO in Q4 2019. The put-call ratio across all filers is 0.95 and the average weighting 1.1%.

Quarter-by-quarter ownership
Sarissa Capital Management LP ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2019$356,917,000
+69.9%
4,202,0000.0%29.62%
+12.5%
Q3 2019$210,100,000
+37.1%
4,202,0000.0%26.33%
+37.8%
Q2 2019$153,246,000
+50.8%
4,202,000
+15.6%
19.10%
+24.9%
Q1 2019$101,626,000
+90.9%
3,636,000
+30.7%
15.30%
+29.7%
Q4 2018$53,228,000
-7.4%
2,781,000
+44.7%
11.80%
-7.0%
Q3 2018$57,487,000
-18.5%
1,922,0000.0%12.68%
-10.3%
Q2 2018$70,537,000
+11.4%
1,922,0000.0%14.14%
-3.5%
Q1 2018$63,310,000
+20.5%
1,922,0000.0%14.65%
+8.9%
Q4 2017$52,547,000
-19.0%
1,922,000
+9.7%
13.45%
-32.8%
Q3 2017$64,894,000
-2.6%
1,752,0000.0%20.03%
-9.9%
Q2 2017$66,593,000
-22.3%
1,752,0000.0%22.23%
-34.3%
Q1 2017$85,672,000
+44.1%
1,752,0000.0%33.86%
+106.7%
Q4 2016$59,462,000
-10.1%
1,752,0000.0%16.38%
+7.6%
Q3 2016$66,120,000
+12.2%
1,752,0000.0%15.23%
-9.0%
Q2 2016$58,919,000
+5.9%
1,752,0000.0%16.72%
+36.4%
Q1 2016$55,661,000
-4.9%
1,752,000
+11.8%
12.26%
+7.8%
Q4 2015$58,512,000
-1.6%
1,567,0000.0%11.38%
-22.6%
Q3 2015$59,483,000
+52.7%
1,567,000
+15.1%
14.69%
+63.9%
Q2 2015$38,964,000
+14.4%
1,361,900
+12.1%
8.97%
+24.8%
Q1 2015$34,047,0001,215,1007.18%
Other shareholders
MEDICINES CO shareholders Q4 2019
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