GROUP ONE TRADING, L.P. - FUSION-IO INC ownership

FUSION-IO INC's ticker is FIO and the CUSIP is 36112J107. A total of 156 filers reported holding FUSION-IO INC in Q4 2013. The put-call ratio across all filers is 0.58 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of FUSION-IO INC
ValueSharesWeighting
Q2 2014$1,475,000
-58.7%
130,502
-61.6%
0.02%
-61.7%
Q1 2014$3,572,000
+118.1%
339,497
+84.7%
0.06%
+140.0%
Q4 2013$1,638,000
-49.1%
183,800
-23.5%
0.02%
-59.7%
Q3 2013$3,216,000
+660.3%
240,150
+707.6%
0.06%
+520.0%
Q2 2013$423,00029,7380.01%
Other shareholders
FUSION-IO INC shareholders Q4 2013
NameSharesValueWeighting ↓
HUNTINGTON NATIONAL BANK 1$110.00%
View complete list of FUSION-IO INC shareholders