RAPID7 INC

Ticker: RPD CUSIP: 753422104 Class: Common Stock

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

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

Q2 2016

Shares 808,573 Value ($000) $10,172 Avg Close $12.69 Range $10.82 - $14.82

Q1 2016

Shares 759,543 Value ($000) $9,927 Avg Close $13.18 Range $9.05 - $16.75

Q4 2015

Shares 775,963 Value ($000) $11,740 Avg Close $18.87 Range $14.75 - $24.76

Q3 2015

Shares 112,470 Value ($000) $2,559 Avg Close $22.27 Range $16.50 - $27.45

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	808,573	$10,172	$12.69	$10.82 - $14.82
Q1 2016	759,543	$9,927	$13.18	$9.05 - $16.75
Q4 2015	775,963	$11,740	$18.87	$14.75 - $24.76
Q3 2015	112,470	$2,559	$22.27	$16.50 - $27.45