BLAIR WILLIAM & CO/IL - ARIAD PHARMACEUTICALS INC ownership

ARIAD PHARMACEUTICALS INC's ticker is ARIA and the CUSIP is 04033A100. A total of 169 filers reported holding ARIAD PHARMACEUTICALS INC in Q4 2013. The put-call ratio across all filers is 1.46 and the average weighting 0.3%.

Quarter-by-quarter ownership
BLAIR WILLIAM & CO/IL ownership history of ARIAD PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2014$236,000
+100.0%
43,685
+133.5%
0.00%
Q2 2014$118,000
+32.6%
18,705
+43.6%
0.00%
Q4 2013$89,000
-82.4%
13,030
-52.5%
0.00%
-100.0%
Q3 2013$505,000
+180.6%
27,442
+165.7%
0.00%
Q2 2013$180,00010,3300.00%
Other shareholders
ARIAD PHARMACEUTICALS INC shareholders Q4 2013
NameSharesValueWeighting ↓
Sarissa Capital Management LP 12,850,000$82,111,00018.09%
Consonance Capital Management LP 5,575,742$35,629,0005.39%
Opaleye Management Inc. 1,250,000$7,988,0004.98%
Tamarack Advisers, LP 1,600,000$10,224,0003.58%
Camber Capital Management LP 5,405,235$34,539,0002.02%
IRONWOOD INVESTMENT MANAGEMENT LLC 324,636$2,074,0001.36%
Palo Alto Investors LP 2,248,317$14,367,0001.12%
1492 Capital Management LLC 202,500$1,294,0001.09%
Geduld E E 120,100$767,0001.05%
JS Capital Management LLC 868,700$5,551,0001.00%
View complete list of ARIAD PHARMACEUTICALS INC shareholders