CERUS CORP

Ticker: CERS CUSIP: 157085101 Class: COM

Washington Trust Bank's Holding History (CIK: 0000861787)

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

Q4 2014

Shares 500 Value ($000) $3 Avg Close $4.54 Range $3.60 - $6.93

Q3 2014

Shares 500 Value ($000) $2 Avg Close $3.85 Range $3.48 - $4.36

Q2 2014

Shares 500 Value ($000) $2 Avg Close $4.28 Range $3.74 - $5.19

Q1 2014

Shares 500 Value ($000) $2 Avg Close $6.43 Range $4.76 - $8.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	500	$3	$4.54	$3.60 - $6.93
Q3 2014	500	$2	$3.85	$3.48 - $4.36
Q2 2014	500	$2	$4.28	$3.74 - $5.19
Q1 2014	500	$2	$6.43	$4.76 - $8.00