SPHERA FUNDS MANAGEMENT LTD. - IRONWOOD PHARMACEUTICALS INC ownership

IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 141 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q3 2014. The put-call ratio across all filers is 2.95 and the average weighting 0.2%.

Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of IRONWOOD PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2014$2,516,000
+81.5%
194,200
+72.6%
0.31%
-1.6%
Q1 2014$1,386,000
-65.4%
112,484
-67.4%
0.32%
-71.7%
Q4 2013$4,005,000345,0001.12%
Other shareholders
IRONWOOD PHARMACEUTICALS INC shareholders Q3 2014
NameSharesValueWeighting ↓
Rubric Capital Management, LLC 6,422,200$74,433,0006.49%
SECTOR GAMMA AS 1,974,421$22,884,0005.88%
BVF INC/IL 2,935,975$34,028,0005.80%
Redmile Group, LLC 3,671,344$42,551,0003.18%
EcoR1 Capital, LLC 821,531$9,522,0002.99%
BRIDGER MANAGEMENT, LLC 4,944,594$57,308,0001.89%
Orbimed Advisors 11,226,400$130,114,0001.18%
Broderick Brian C 156,345$1,812,0000.81%
Lombard Odier Asset Management (USA) Corp 602,271$6,980,0000.68%
EverPoint Asset Management, LLC 2,350,000$27,237,0000.57%
View complete list of IRONWOOD PHARMACEUTICALS INC shareholders