QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2021
Shares 8,778 Value ($000) $1,184 Avg Close Range
Q3 2021
Shares 10,898 Value ($000) $1,401 Avg Close Range
Q2 2021
Shares 11,098 Value ($000) $1,421 Avg Close Range
Q1 2021
Shares 935 Value ($000) $119 Avg Close Range
Q4 2020
Shares 10,789 Value ($000) $1,938 Avg Close Range
Q3 2020
Shares 10,739 Value ($000) $2,355 Avg Close Range
Q2 2020
Shares 5,769 Value ($000) $1,290 Avg Close Range
Q1 2020
Shares 15,585 Value ($000) $1,524 Avg Close Range
Q4 2019
Shares 7,014 Value ($000) $526 Avg Close Range
Q3 2019
Shares 14,651 Value ($000) $898 Avg Close Range
Q2 2019
Shares 2,528 Value ($000) $149 Avg Close Range
Q1 2019
Shares 48 Value ($000) $3 Avg Close Range
Q4 2018
Shares 3,231 Value ($000) $157 Avg Close Range
Q3 2018
Shares 915 Value ($000) $59 Avg Close Range
Q2 2018
Shares 852 Value ($000) $56 Avg Close Range
Q1 2018
Shares 315 Value ($000) $16 Avg Close Range
Q3 2017
Shares 5,845 Value ($000) $256 Avg Close Range
Q2 2017
Shares 388 Value ($000) $10 Avg Close Range
Q3 2016
Shares 493 Value ($000) $10 Avg Close Range
Q2 2016
Shares 519 Value ($000) $9 Avg Close Range
Q3 2015
Shares 168 Value ($000) $3 Avg Close Range