EcoR1 Capital, LLC - VALEANT PHARMACEUTICALS INTL ownership

Quarter-by-quarter ownership
EcoR1 Capital, LLC ownership history of VALEANT PHARMACEUTICALS INTL
ValueSharesWeighting
Q4 2015$12,859,000
+854.6%
126,500
+9900.0%
4.04%
+558.9%
Q3 2015$1,347,0001,2650.61%
Other shareholders
VALEANT PHARMACEUTICALS INTL shareholders Q3 2023
NameSharesValueWeighting ↓
BloombergSen Inc. 296,200$42,389,0003.00%
FARLEY CAPITAL L.P. 10,000$1,431,0001.01%
Pentwater Capital Management LP 920,000$131,661,0000.94%
GROUP ONE TRADING, L.P. 193,300$27,663,0000.42%
SPHERA FUNDS MANAGEMENT LTD. 97,200$1,395,0000.24%
SIMPLEX TRADING, LLC 508$827,0000.10%
Timber Hill LLC 60,900$8,715,0000.04%
Virtu KCG Holdings LLC 11,300$1,617,0000.03%
Citadel Advisors 167,500$23,971,0000.02%
WATER ISLAND CAPITAL LLC 30,000$430,500,0000.01%
View complete list of VALEANT PHARMACEUTICALS INTL shareholders