CEMPRA INC

CUSIP: 15130J109 Class: COM

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

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

Q4 2016
Shares 22,321 Value ($000) $62 Avg Close — Range —
Q3 2016
Shares 175,503 Value ($000) $4,247 Avg Close — Range —
Q2 2016
Shares 170,000 Value ($000) $2,803 Avg Close — Range —
Q1 2016
Shares 150,000 Value ($000) $2,628 Avg Close — Range —
Q3 2015
Shares 582,500 Value ($000) $16,217 Avg Close — Range —
Q2 2015
Shares 572,500 Value ($000) $19,671 Avg Close — Range —
Q1 2015
Shares 572,500 Value ($000) $19,642 Avg Close — Range —
Q4 2014
Shares 247,500 Value ($000) $5,819 Avg Close — Range —
Q2 2013
Shares 200,000 Value ($000) $1,554 Avg Close — Range —