GROUP ONE TRADING, L.P. - VIOLIN MEMORY INC ownership

VIOLIN MEMORY INC's ticker is VMEMXXXX and the CUSIP is 92763A101. A total of 53 filers reported holding VIOLIN MEMORY INC in Q4 2013. The put-call ratio across all filers is 4.90 and the average weighting 0.1%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of VIOLIN MEMORY INC
ValueSharesWeighting
Q4 2015$76,000
-71.4%
84,918
-55.9%
0.00%
-75.0%
Q3 2015$266,000
+817.2%
192,715
+1548.0%
0.00%
Q2 2015$29,000
-19.4%
11,694
+21.9%
0.00%
-100.0%
Q1 2015$36,000
-2.7%
9,594
+25.3%
0.00%0.0%
Q4 2014$37,000
-76.1%
7,657
-78.1%
0.00%
-50.0%
Q2 2014$155,000
+715.8%
34,909
+634.8%
0.00%
Q1 2014$19,000
-17.4%
4,751
-19.2%
0.00%
Q4 2013$23,0005,8800.00%
Other shareholders

There were no reported owners of VIOLIN MEMORY INC in Q4 2013.

NameSharesValueWeighting ↓
View complete list of VIOLIN MEMORY INC shareholders