VIOLIN MEMORY INC

CUSIP: 92763A101 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q4 2015
Shares 84,918 Value ($000) $76 Avg Close — Range —
Q3 2015
Shares 192,715 Value ($000) $266 Avg Close — Range —
Q2 2015
Shares 11,694 Value ($000) $29 Avg Close — Range —
Q1 2015
Shares 9,594 Value ($000) $36 Avg Close — Range —
Q4 2014
Shares 7,657 Value ($000) $37 Avg Close — Range —
Q2 2014
Shares 34,909 Value ($000) $155 Avg Close — Range —
Q1 2014
Shares 4,751 Value ($000) $19 Avg Close — Range —
Q4 2013
Shares 5,880 Value ($000) $23 Avg Close — Range —