ZOGENIX INC

CUSIP: 98978L204 Class: COM NEW

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2021
Shares 12,532 Value ($000) $204 Avg Close — Range —
Q3 2021
Shares 30,141 Value ($000) $458 Avg Close — Range —
Q2 2021
Shares 29,896 Value ($000) $517 Avg Close — Range —
Q1 2021
Shares 31,095 Value ($000) $607 Avg Close — Range —
Q4 2020
Shares 31,067 Value ($000) $621 Avg Close — Range —
Q2 2020
Shares 667,912 Value ($000) $18,040 Avg Close — Range —
Q1 2020
Shares 719,324 Value ($000) $17,789 Avg Close — Range —
Q4 2019
Shares 1,339,289 Value ($000) $69,817 Avg Close — Range —
Q3 2019
Shares 531,058 Value ($000) $21,264 Avg Close — Range —
Q2 2019
Shares 820,149 Value ($000) $39,187 Avg Close — Range —
Q1 2019
Shares 1,643,480 Value ($000) $90,408 Avg Close — Range —
Q4 2018
Shares 1,055,165 Value ($000) $38,471 Avg Close — Range —
Q3 2018
Shares 1,247,626 Value ($000) $61,882 Avg Close — Range —
Q2 2018
Shares 1,075,245 Value ($000) $47,526 Avg Close — Range —
Q1 2018
Shares 921,554 Value ($000) $36,908 Avg Close — Range —