LIFELOCK INC

CUSIP: 53224V100 Class: COM

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

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

Q4 2016
Shares 273,596 Value ($000) $6,544 Avg Close — Range —
Q3 2016
Shares 19,953 Value ($000) $338 Avg Close — Range —
Q2 2016
Shares 41,174 Value ($000) $651 Avg Close — Range —
Q1 2016
Shares 31,997 Value ($000) $386 Avg Close — Range —
Q3 2015
Shares 26,522 Value ($000) $232 Avg Close — Range —
Q2 2015
Shares 28,248 Value ($000) $463 Avg Close — Range —
Q1 2015
Shares 66,016 Value ($000) $931 Avg Close — Range —
Q4 2014
Shares 3,675 Value ($000) $68 Avg Close — Range —
Q3 2014
Shares 2,041 Value ($000) $29 Avg Close — Range —
Q2 2014
Shares 13,229 Value ($000) $185 Avg Close — Range —
Q1 2014
Shares 7,945 Value ($000) $136 Avg Close — Range —