GROUP ONE TRADING, L.P. - ASTEX PHARMACEUTICALS INC ownership

ASTEX PHARMACEUTICALS INC's ticker is and the CUSIP is 04624B953. A total of 3 filers reported holding ASTEX PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ASTEX PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2013$7,883,000
+393.9%
929,600
+139.3%
0.15%
+287.2%
Q2 2013$1,596,000388,4000.04%
Other shareholders
ASTEX PHARMACEUTICALS INC shareholders Q3 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 929,600$7,883,0000.15%
SABBY MANAGEMENT, LLC 1,015$861,0000.06%
Citadel Advisors 15,600$132,0000.00%
View complete list of ASTEX PHARMACEUTICALS INC shareholders