QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q1 2022
Shares 44,618 Value ($000) $5,013 Avg Close — Range —
Q4 2021
Shares 55,543 Value ($000) $7,490 Avg Close — Range —
Q3 2021
Shares 40,713 Value ($000) $5,746 Avg Close — Range —
Q2 2021
Shares 75,863 Value ($000) $9,712 Avg Close — Range —
Q1 2021
Shares 78,661 Value ($000) $10,505 Avg Close — Range —
Q4 2020
Shares 62,146 Value ($000) $11,194 Avg Close — Range —
Q3 2020
Shares 66,012 Value ($000) $14,342 Avg Close — Range —
Q2 2020
Shares 58,248 Value ($000) $13,039 Avg Close — Range —
Q1 2020
Shares 174,014 Value ($000) $17,018 Avg Close — Range —
Q4 2019
Shares 184,947 Value ($000) $13,877 Avg Close — Range —
Q3 2019
Shares 172,264 Value ($000) $10,569 Avg Close — Range —
Q2 2019
Shares 171,348 Value ($000) $10,164 Avg Close — Range —
Q1 2019
Shares 173,768 Value ($000) $11,370 Avg Close — Range —
Q4 2018
Shares 159,178 Value ($000) $10,362 Avg Close — Range —
Q3 2018
Shares 159,820 Value ($000) $10,416 Avg Close — Range —
Q2 2018
Shares 181,802 Value ($000) $12,091 Avg Close — Range —
Q1 2018
Shares 103,499 Value ($000) $5,362 Avg Close — Range —
Q4 2017
Shares 46,243 Value ($000) $2,005 Avg Close — Range —
Q3 2017
Shares 39,140 Value ($000) $1,717 Avg Close — Range —
Q2 2017
Shares 40,505 Value ($000) $1,099 Avg Close — Range —
Q1 2017
Shares 40,505 Value ($000) $917 Avg Close — Range —
Q4 2016
Shares 3,129 Value ($000) $67 Avg Close — Range —