ZOGENIX INC

CUSIP: 98978L105 Class: CMN

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2015
Shares 226,440 Value ($000) $380 Avg Close — Range —
Q1 2015
Shares 226,440 Value ($000) $310 Avg Close — Range —
Q4 2014
Shares 250,070 Value ($000) $343 Avg Close — Range —
Q3 2014
Shares 278,700 Value ($000) $321 Avg Close — Range —
Q2 2014
Shares 820,000 Value ($000) $1,648 Avg Close — Range —
Q1 2014
Shares 278,700 Value ($000) $793 Avg Close — Range —
Q4 2013
Shares 847,780 Value ($000) $2,916 Avg Close — Range —
Q3 2013
Shares 1,013,462 Value ($000) $1,885 Avg Close — Range —
Q2 2013
Shares 1,388,764 Value ($000) $2,375 Avg Close — Range —