CHIMERIX INC

CUSIP: 16934W106 Class: Common Stock

PERCEPTIVE ADVISORS LLC's Holding History (CIK: 0001224962)

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

Q3 2014
Shares 128,000 Value ($000) $3,535 Avg Close — Range —
Q2 2014
Shares 148,000 Value ($000) $3,241 Avg Close — Range —
Q1 2014
Shares 140,000 Value ($000) $3,199 Avg Close — Range —
Q4 2013
Shares 150,000 Value ($000) $2,262 Avg Close — Range —