BLACKROCK ADVISORS LLC - MEDICINES CO ownership

MEDICINES CO's ticker is MDCO and the CUSIP is 584688105. A total of 169 filers reported holding MEDICINES CO in Q4 2014. The put-call ratio across all filers is 1.96 and the average weighting 0.2%.

Quarter-by-quarter ownership
BLACKROCK ADVISORS LLC ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2016$1,258,000
-6.0%
37,079
+4.5%
0.00%0.0%
Q3 2016$1,339,000
+22.8%
35,478
+9.5%
0.00%0.0%
Q2 2016$1,090,000
+9.8%
32,401
+3.6%
0.00%0.0%
Q1 2016$993,000
-6.8%
31,270
+9.5%
0.00%0.0%
Q4 2015$1,066,000
-32.6%
28,557
-31.5%
0.00%
-50.0%
Q3 2015$1,582,000
+26.7%
41,686
-4.5%
0.00%
+100.0%
Q2 2015$1,249,000
+7.4%
43,654
+5.2%
0.00%0.0%
Q1 2015$1,163,000
+18.7%
41,498
+17.2%
0.00%0.0%
Q4 2014$980,000
+17.9%
35,412
-4.9%
0.00%0.0%
Q3 2014$831,000
-24.6%
37,219
-1.8%
0.00%0.0%
Q2 2014$1,102,000
-85.1%
37,917
-85.5%
0.00%
-85.7%
Q1 2014$7,420,000
-61.3%
261,082
-47.4%
0.01%
-61.1%
Q4 2013$19,151,000
-3.3%
495,895
-16.1%
0.02%
-10.0%
Q3 2013$19,814,000
-19.3%
591,116
-25.9%
0.02%
-23.1%
Q2 2013$24,552,000798,1650.03%
Other shareholders
MEDICINES CO shareholders Q4 2014
NameSharesValueWeighting ↓
Aviva Holdings Ltd. 3,778,742$138,680,00022.51%
Sarissa Capital Management LP 1,922,000$70,537,00014.14%
Antipodean Advisors LLC 165,500$6,074,0007.66%
Boxer Capital, LLC 1,250,000$45,875,0005.19%
BRIDGER MANAGEMENT, LLC 2,604,965$95,602,0005.18%
Slate Path Capital LP 1,730,000$63,491,0004.80%
HighVista Strategies LLC 268,240$9,844,0004.44%
Camber Capital Management LP 2,000,000$73,400,0002.82%
Lion Point Capital, LP 727,205$26,688,0002.40%
THREE BAYS CAPITAL LP 1,360,560$49,933,0001.94%
View complete list of MEDICINES CO shareholders