Hall Kathryn A. - IRONWOOD PHARMACEUTICALS INC ownership

IRONWOOD PHARMACEUTICALS INC's ticker is IRWD and the CUSIP is 46333X108. A total of 123 filers reported holding IRONWOOD PHARMACEUTICALS INC in Q4 2013. The put-call ratio across all filers is 0.58 and the average weighting 0.4%.

Quarter-by-quarter ownership
Hall Kathryn A. ownership history of IRONWOOD PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2014$2,508,000
-15.5%
193,588
+0.0%
0.65%
+26.6%
Q2 2014$2,968,000
+24.4%
193,558
-0.0%
0.52%
-40.9%
Q1 2014$2,385,000
+6.1%
193,5880.0%0.87%
+2.2%
Q4 2013$2,248,000
-1.9%
193,5880.0%0.85%
-4.6%
Q3 2013$2,292,000193,5880.89%
Other shareholders
IRONWOOD PHARMACEUTICALS INC shareholders Q4 2013
NameSharesValueWeighting ↓
Sarissa Capital Management LP 16,390,000$172,422,80022.05%
13D Management LLC 533,562$5,613,0732.85%
Quantedge Capital Pte Ltd 541,200$5,693,4242.22%
Price Jennifer C. 520,000$5,470,4001.74%
Tamarack Advisers, LP 210,000$2,209,2000.81%
Intrinsic Value Partners, LLC 51,605$542,8850.73%
Brown Capital Management 3,933,933$41,384,9750.62%
Old West Investment Management, LLC 75,219$791,3030.43%
EMC Capital Management 43,315$4560.38%
Hillsdale Investment Management Inc. 420,617$4,424,8910.38%
View complete list of IRONWOOD PHARMACEUTICALS INC shareholders