ZOGENIX INC

CUSIP: 98978L105 Class: CMN

GAGNON SECURITIES LLC's Holding History (CIK: 0001125725)

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

Q1 2016
Shares 154,020 Value ($000) $1,423 Avg Close — Range —
Q4 2015
Shares 129,401 Value ($000) $1,907 Avg Close — Range —
Q3 2015
Shares 131,083 Value ($000) $1,770 Avg Close — Range —
Q2 2015
Shares 2,560,419 Value ($000) $4,302 Avg Close — Range —
Q1 2015
Shares 1,607,726 Value ($000) $2,203 Avg Close — Range —
Q4 2014
Shares 448,410 Value ($000) $614 Avg Close — Range —
Q3 2014
Shares 442,380 Value ($000) $509 Avg Close — Range —
Q2 2014
Shares 36,171 Value ($000) $73 Avg Close — Range —
Q1 2014
Shares 36,171 Value ($000) $103 Avg Close — Range —