RESPONSE GENETICS INC

Ticker: RGDXQ CUSIP: 76123U105 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2015

Shares 26,345 Value ($000) $9 Avg Close $0.34 Range $0.18 - $0.45

Q1 2015

Shares 34,527 Value ($000) $15 Avg Close $0.45 Range $0.29 - $0.74

Q4 2014

Shares 34,527 Value ($000) $11 Avg Close $0.55 Range $0.25 - $0.80

Q3 2014

Shares 34,527 Value ($000) $24 Avg Close $0.78 Range $0.61 - $0.97

Q2 2014

Shares 34,527 Value ($000) $32 Avg Close $1.05 Range $0.76 - $1.56

Q1 2014

Shares 34,527 Value ($000) $41 Avg Close $1.39 Range $1.10 - $1.73

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	26,345	$9	$0.34	$0.18 - $0.45
Q1 2015	34,527	$15	$0.45	$0.29 - $0.74
Q4 2014	34,527	$11	$0.55	$0.25 - $0.80
Q3 2014	34,527	$24	$0.78	$0.61 - $0.97
Q2 2014	34,527	$32	$1.05	$0.76 - $1.56
Q1 2014	34,527	$41	$1.39	$1.10 - $1.73