LIFELOCK INC

CUSIP: 53224V100 Class: COM

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q1 2014
Shares 587,470 Value ($000) $10,052 Avg Close — Range —
Q4 2013
Shares 596,790 Value ($000) $9,793 Avg Close — Range —