ZOGENIX INC

CUSIP: 98978L204 Class: COM NEW

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q3 2018
Shares 7,000 Value ($000) $347 Avg Close — Range —
Q2 2017
Shares 15,000 Value ($000) $217 Avg Close — Range —
Q1 2017
Shares 20,000 Value ($000) $217 Avg Close — Range —