CEMPRA INC

CUSIP: 15130J109 Class: COM

Tradewinds Capital Management, LLC's Holding History (CIK: 0001616026)

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

Q1 2017
Shares 875 Value ($000) $3 Avg Close — Range —
Q4 2016
Shares 875 Value ($000) $2 Avg Close — Range —
Q4 2015
Shares 150 Value ($000) $5 Avg Close — Range —