GROUP ONE TRADING, L.P. - FOREST LABS INC ownership

FOREST LABS INC's ticker is and the CUSIP is 345838906. A total of 7 filers reported holding FOREST LABS INC in Q1 2014. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of FOREST LABS INC
ValueSharesWeighting
Q2 2014$802,000
-11.3%
8,100
-17.3%
0.01%
-20.0%
Q1 2014$904,000
+58.6%
9,800
+3.2%
0.02%
+66.7%
Q4 2013$570,0009,5000.01%
Other shareholders
FOREST LABS INC shareholders Q1 2014
NameSharesValueWeighting ↓
Hudson Bay Capital Management LP 635,000$58,591,0001.57%
Assured Investment Management LLC 500,000$46,132,0000.75%
ALPINE ASSOCIATES ADVISORS 10,600$978,0000.06%
Virtu KCG Holdings LLC 13,400$1,236,0000.02%
GROUP ONE TRADING, L.P. 9,800$904,0000.02%
Timber Hill LLC 17,600$1,624,0000.01%
Citadel Advisors 63,900$5,896,0000.01%
View complete list of FOREST LABS INC shareholders