CITIGROUP INC - MEDICINES CO ownership

MEDICINES CO's ticker is and the CUSIP is 584688AC9. A total of 28 filers reported holding MEDICINES CO in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
CITIGROUP INC ownership history of MEDICINES CO
ValueSharesWeighting
Q4 2014$631,000
-90.1%
547,000
-90.9%
0.00%
-83.3%
Q3 2014$6,391,000
-27.9%
6,022,000
-17.0%
0.01%
-33.3%
Q2 2014$8,866,000
+122.7%
7,252,000
+121.6%
0.01%
+125.0%
Q1 2014$3,982,000
-40.7%
3,272,000
-26.7%
0.00%
-33.3%
Q4 2013$6,710,0004,462,0000.01%
Other shareholders
MEDICINES CO shareholders Q4 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