RAPID7 INC

Ticker: RPD CUSIP: 753422104 Class: Common Stock

K2 PRINCIPAL FUND, L.P.'s Holding History (CIK: 0001461790)

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

Q1 2018

Shares 100,000 Value ($000) $2,557 Avg Close $24.16 Range $18.50 - $28.18

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	100,000	$2,557	$24.16	$18.50 - $28.18