QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q1 2022
Shares 153,271 Value ($000) $17,237 Avg Close — Range —
Q4 2021
Shares 113,795 Value ($000) $15,361 Avg Close — Range —
Q3 2021
Shares 42,444 Value ($000) $5,991 Avg Close — Range —
Q2 2021
Shares 12,036 Value ($000) $1,542 Avg Close — Range —
Q1 2021
Shares 12,772 Value ($000) $1,634 Avg Close — Range —
Q4 2020
Shares 8,707 Value ($000) $1,564 Avg Close — Range —
Q3 2020
Shares 3,719 Value ($000) $816 Avg Close — Range —
Q2 2020
Shares 10,755 Value ($000) $2,406 Avg Close — Range —
Q1 2020
Shares 35,289 Value ($000) $3,452 Avg Close — Range —
Q2 2019
Shares 25,627 Value ($000) $1,520 Avg Close — Range —
Q1 2019
Shares 25,032 Value ($000) $1,639 Avg Close — Range —
Q4 2018
Shares 25,365 Value ($000) $1,238 Avg Close — Range —
Q1 2016
Shares 37,231 Value ($000) $643 Avg Close — Range —
Q4 2015
Shares 36,928 Value ($000) $783 Avg Close — Range —
Q3 2013
Shares 52,481 Value ($000) $1,490 Avg Close — Range —
Q2 2013
Shares 56,568 Value ($000) $1,444 Avg Close — Range —