QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

DUPONT CAPITAL MANAGEMENT CORP's Holding History (CIK: 0001128251)

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

Q1 2022
Shares 2,997 Value ($000) $337 Avg Close — Range —
Q4 2021
Shares 5,170 Value ($000) $698 Avg Close — Range —
Q2 2021
Shares 4,130 Value ($000) $529 Avg Close — Range —
Q1 2021
Shares 7,854 Value ($000) $1,005 Avg Close — Range —
Q4 2020
Shares 3,192 Value ($000) $573 Avg Close — Range —
Q3 2020
Shares 6,584 Value ($000) $1,444 Avg Close — Range —
Q2 2020
Shares 2,927 Value ($000) $655 Avg Close — Range —
Q1 2019
Shares 7,045 Value ($000) $461 Avg Close — Range —
Q4 2018
Shares 7,045 Value ($000) $344 Avg Close — Range —
Q3 2018
Shares 5,645 Value ($000) $368 Avg Close — Range —
Q2 2018
Shares 5,645 Value ($000) $375 Avg Close — Range —
Q1 2018
Shares 31,111 Value ($000) $1,612 Avg Close — Range —
Q4 2017
Shares 31,111 Value ($000) $1,349 Avg Close — Range —
Q3 2017
Shares 40,423 Value ($000) $1,773 Avg Close — Range —
Q2 2017
Shares 67,377 Value ($000) $1,829 Avg Close — Range —