Tekla Capital Management LLC - 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
Tekla Capital Management LLC ownership history of IRONWOOD PHARMACEUTICALS INC
ValueSharesWeighting
Q2 2015$9,263,000
-24.6%
768,0500.0%0.34%
-31.2%
Q1 2015$12,289,000
+4.4%
768,0500.0%0.49%
-11.6%
Q4 2014$11,767,000
+18.3%
768,0500.0%0.55%
+18.2%
Q3 2014$9,950,000
-15.5%
768,0500.0%0.47%
-56.9%
Q2 2014$11,774,000
+24.4%
768,0500.0%1.08%
+14.3%
Q1 2014$9,462,000
+6.1%
768,0500.0%0.95%
+1.1%
Q4 2013$8,917,000
-2.0%
768,0500.0%0.94%
-7.6%
Q3 2013$9,101,000
+19.1%
768,0500.0%1.01%
-2.5%
Q2 2013$7,642,000768,0501.04%
Other shareholders
IRONWOOD PHARMACEUTICALS INC shareholders Q3 2014
NameSharesValueWeighting ↓
EcoR1 Capital, LLC 2,855,515$43,661,00013.90%
BLUE JAY CAPITAL MANAGEMENT, LLC 772,369$11,810,0007.13%
Rubric Capital Management LP 1,275,000$19,495,0006.70%
SECTOR GAMMA AS 1,972,678$30,162,0005.68%
BRIDGER MANAGEMENT, LLC 1,879,313$28,735,0002.00%
Asymmetry Capital Management, L.P. 57,363$877,0001.63%
Orbimed Advisors 7,241,300$110,719,0001.41%
Broderick Brian C 144,476$2,209,0000.96%
Granahan Investment Management 1,408,000$21,528,0000.74%
Spark Investment Management LLC 499,200$7,632,0000.63%
View complete list of IRONWOOD PHARMACEUTICALS INC shareholders