GROUP ONE TRADING, L.P. - CELL THERAPEUTICS INC ownership

CELL THERAPEUTICS INC's ticker is and the CUSIP is 150934953. A total of 2 filers reported holding CELL THERAPEUTICS INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CELL THERAPEUTICS INC
ValueSharesWeighting
Q2 2014$94,000
-93.9%
33,400
-92.6%
0.00%
-96.2%
Q1 2014$1,530,000
+393.5%
450,000
+178.8%
0.03%
+420.0%
Q4 2013$310,000
+69.4%
161,400
+44.5%
0.01%
+25.0%
Q3 2013$183,000
+3560.0%
111,700
+2497.7%
0.00%
Q2 2013$5,0004,3000.00%
Other shareholders
CELL THERAPEUTICS INC shareholders Q4 2013
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 161,400$310,0000.01%
Citadel Advisors 25,500$49,0000.00%
View complete list of CELL THERAPEUTICS INC shareholders