CEMPRA INC

CUSIP: 15130J109 Class: COM

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q3 2017
Shares 68,624 Value ($000) $223 Avg Close — Range —
Q2 2017
Shares 28,108 Value ($000) $129 Avg Close — Range —
Q1 2017
Shares 65,980 Value ($000) $247 Avg Close — Range —
Q4 2016
Shares 71,826 Value ($000) $201 Avg Close — Range —