PUTNAM INVESTMENTS LLC - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AC9. A total of 28 filers reported holding MEDICINES CO in Q3 2014. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
PUTNAM INVESTMENTS LLC ownership history of MEDICINES CO
ValueSharesWeighting
Q2 2015$17,0000.0%14,0000.0%0.00%
Q1 2015$17,000
-99.8%
14,000
-99.8%
0.00%
-100.0%
Q4 2014$8,682,000
+4.1%
7,521,000
-4.3%
0.02%0.0%
Q3 2014$8,342,000
-21.8%
7,861,000
-9.9%
0.02%
-21.7%
Q2 2014$10,668,000
+24.3%
8,727,000
+23.8%
0.02%
+21.1%
Q1 2014$8,581,000
+34.1%
7,052,000
+65.1%
0.02%
+26.7%
Q4 2013$6,398,0004,272,0000.02%
Other shareholders
MEDICINES CO shareholders Q3 2014
NameSharesValueWeighting ↓
TFG Asset Management GP Ltd 9,500,000$12,132,0003.85%
CSS LLC/IL 15,435,000$19,643,0001.21%
BASSO CAPITAL MANAGEMENT, L.P. 5,350,000$6,801,0001.14%
WOLVERINE ASSET MANAGEMENT LLC 25,059,000$31,887,0000.91%
Verition Fund Management LLC 3,000,000$3,827,0000.62%
SSI INVESTMENT MANAGEMENT LLC 3,830,000$4,867,0000.50%
MACKAY SHIELDS LLC 7,145,000$9,114,0000.50%
IRON Financial LLC 380,000$485,0000.49%
AQR Arbitrage LLC 28,305,000$36,107,0000.42%
PROSPECTOR PARTNERS LLC 1,485,000$1,887,0000.33%
View complete list of MEDICINES CO shareholders