GROUP ONE TRADING, L.P. - AIRGAS INC ownership

AIRGAS INC's ticker is and the CUSIP is 9363902. A total of 2 filers reported holding AIRGAS INC in Q4 2014. 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 AIRGAS INC
ValueSharesWeighting
Q4 2015$207,000
-58.6%
1,500
-73.2%
0.00%
-71.4%
Q3 2015$500,000
+105.8%
5,600
+143.5%
0.01%
+133.3%
Q2 2015$243,000
-57.8%
2,300
-54.0%
0.00%
-66.7%
Q4 2014$576,000
-57.7%
5,000
-59.3%
0.01%
-57.1%
Q3 2014$1,361,000
+1148.6%
12,300
+1130.0%
0.02%
+950.0%
Q2 2014$109,0001,0000.00%
Other shareholders
AIRGAS INC shareholders Q4 2014
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 5,000$576,0000.01%
SIMPLEX TRADING, LLC 87$15,0000.00%
View complete list of AIRGAS INC shareholders