CERUS CORP

Ticker: CERS CUSIP: 157085101 Class: COM

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q2 2016
Shares 125,000 Value ($000) $780,000 Avg Close $5.95 Range $4.90 - $6.89
Q1 2016
Shares 315,000 Value ($000) $1,868,000 Avg Close $5.54 Range $4.81 - $6.66
Q4 2015
Shares 165,237 Value ($000) $1,044,000 Avg Close $5.32 Range $4.27 - $6.60
Q3 2015
Shares 319,900 Value ($000) $1,452,000 Avg Close $5.18 Range $4.29 - $5.87
Q2 2015
Shares 477,300 Value ($000) $2,477,000 Avg Close $4.74 Range $3.82 - $5.70
Q1 2015
Shares 600,000 Value ($000) $2,502,000 Avg Close $5.12 Range $3.95 - $7.03