ZOGENIX INC

CUSIP: 98978L204 Class: COM NEW

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q4 2021
Shares 370,485 Value ($000) $6,021 Avg Close Range
Q3 2021
Shares 336,924 Value ($000) $5,118 Avg Close Range
Q2 2021
Shares 385,138 Value ($000) $6,656 Avg Close Range
Q1 2021
Shares 379,287 Value ($000) $7,404 Avg Close Range
Q4 2020
Shares 368,113 Value ($000) $7,359 Avg Close Range
Q3 2020
Shares 359,726 Value ($000) $6,450 Avg Close Range
Q2 2020
Shares 354,705 Value ($000) $9,581 Avg Close Range
Q1 2020
Shares 303,029 Value ($000) $7,494 Avg Close Range
Q4 2019
Shares 259,099 Value ($000) $13,507 Avg Close Range
Q3 2019
Shares 245,400 Value ($000) $9,826 Avg Close Range
Q2 2019
Shares 248,540 Value ($000) $11,876 Avg Close Range
Q1 2019
Shares 240,333 Value ($000) $13,221 Avg Close Range
Q4 2018
Shares 229,258 Value ($000) $8,359 Avg Close Range
Q3 2018
Shares 229,761 Value ($000) $11,397 Avg Close Range
Q2 2018
Shares 76,934 Value ($000) $3,401 Avg Close Range
Q1 2018
Shares 69,397 Value ($000) $2,780 Avg Close Range
Q4 2017
Shares 67,497 Value ($000) $2,704 Avg Close Range
Q3 2017
Shares 68,025 Value ($000) $2,385 Avg Close Range
Q2 2017
Shares 68,025 Value ($000) $987 Avg Close Range
Q1 2017
Shares 68,025 Value ($000) $739 Avg Close Range
Q4 2016
Shares 68,025 Value ($000) $827 Avg Close Range
Q3 2016
Shares 40,225 Value ($000) $460 Avg Close Range
Q2 2016
Shares 40,225 Value ($000) $324 Avg Close Range
Q1 2016
Shares 40,225 Value ($000) $372 Avg Close Range
Q4 2015
Shares 40,225 Value ($000) $593 Avg Close Range
Q3 2015
Shares 30,825 Value ($000) $417 Avg Close Range