ZS PHARMA INC

CUSIP: 98979G105 Class: Cmn

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q3 2015
Shares 155,000 Value ($000) $10,177 Avg Close — Range —
Q2 2015
Shares 159,000 Value ($000) $8,330 Avg Close — Range —
Q1 2015
Shares 158,000 Value ($000) $6,649 Avg Close — Range —
Q4 2014
Shares 107,000 Value ($000) $4,448 Avg Close — Range —
Q3 2014
Shares 92,000 Value ($000) $3,609 Avg Close — Range —