IMRIS INC

Ticker: IMRSQ CUSIP: 45322N105 Class: FOREIGN CANADIAN

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q1 2015

Shares 147,076 Value ($000) $141 Avg Close $0.89 Range $0.55 - $1.33

Q4 2014

Shares 147,076 Value ($000) $124 Avg Close $0.38 Range $0.18 - $0.92

Q3 2014

Shares 147,076 Value ($000) $88 Avg Close $0.87 Range $0.59 - $1.18

Q2 2014

Shares 407,392 Value ($000) $460 Avg Close $1.19 Range $0.79 - $1.64

Q4 2013

Shares 192,051 Value ($000) $305 Avg Close $1.48 Range $1.16 - $1.85

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	147,076	$141	$0.89	$0.55 - $1.33
Q4 2014	147,076	$124	$0.38	$0.18 - $0.92
Q3 2014	147,076	$88	$0.87	$0.59 - $1.18
Q2 2014	407,392	$460	$1.19	$0.79 - $1.64
Q4 2013	192,051	$305	$1.48	$1.16 - $1.85