ZOGENIX INC

CUSIP: 98978L105 Class: CMN

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q2 2015
Shares 683,471 Value ($000) $1,148 Avg Close — Range —
Q1 2015
Shares 721,216 Value ($000) $988 Avg Close — Range —
Q4 2014
Shares 1,417,539 Value ($000) $1,942 Avg Close — Range —
Q3 2014
Shares 1,548,327 Value ($000) $1,781 Avg Close — Range —
Q2 2014
Shares 2,194,584 Value ($000) $4,411 Avg Close — Range —
Q1 2014
Shares 3,050,430 Value ($000) $8,679 Avg Close — Range —
Q4 2013
Shares 1,320,623 Value ($000) $4,543 Avg Close — Range —
Q3 2013
Shares 527,292 Value ($000) $980 Avg Close — Range —
Q2 2013
Shares 151,020 Value ($000) $258 Avg Close — Range —