ZS PHARMA INC

CUSIP: 98979G105 Class: Cmn

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2015
Shares 3,110 Value ($000) $204 Avg Close — Range —
Q2 2015
Shares 1,477 Value ($000) $77 Avg Close — Range —