QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q1 2022
Shares 96,900 Value ($000) $10,897 Avg Close — Range —
Q4 2021
Shares 97,200 Value ($000) $13,121 Avg Close — Range —
Q3 2021
Shares 114,400 Value ($000) $16,148 Avg Close — Range —
Q2 2021
Shares 116,300 Value ($000) $14,900 Avg Close — Range —
Q1 2021
Shares 110,710 Value ($000) $14,163 Avg Close — Range —
Q4 2020
Shares 103,700 Value ($000) $18,630 Avg Close — Range —
Q3 2020
Shares 128,800 Value ($000) $28,256 Avg Close — Range —
Q2 2020
Shares 187,800 Value ($000) $42,018 Avg Close — Range —
Q1 2020
Shares 332,325 Value ($000) $32,505 Avg Close — Range —
Q4 2019
Shares 439,000 Value ($000) $32,938 Avg Close — Range —
Q3 2019
Shares 465,000 Value ($000) $28,528 Avg Close — Range —
Q2 2019
Shares 526,500 Value ($000) $31,232 Avg Close — Range —
Q1 2019
Shares 544,000 Value ($000) $35,616 Avg Close — Range —
Q4 2018
Shares 613,000 Value ($000) $29,927 Avg Close — Range —
Q3 2018
Shares 613,000 Value ($000) $39,949 Avg Close — Range —
Q2 2018
Shares 618,000 Value ($000) $41,097 Avg Close — Range —
Q1 2018
Shares 634,000 Value ($000) $32,848 Avg Close — Range —
Q4 2017
Shares 634,000 Value ($000) $27,484 Avg Close — Range —
Q3 2017
Shares 644,000 Value ($000) $28,246 Avg Close — Range —
Q2 2017
Shares 680,000 Value ($000) $18,455 Avg Close — Range —
Q1 2017
Shares 680,000 Value ($000) $15,395 Avg Close — Range —
Q4 2016
Shares 680,000 Value ($000) $14,566 Avg Close — Range —
Q3 2016
Shares 680,000 Value ($000) $15,021 Avg Close — Range —
Q2 2016
Shares 680,000 Value ($000) $12,145 Avg Close — Range —
Q1 2016
Shares 680,000 Value ($000) $11,737 Avg Close — Range —
Q4 2015
Shares 680,000 Value ($000) $14,416 Avg Close — Range —
Q3 2015
Shares 680,000 Value ($000) $12,838 Avg Close — Range —
Q2 2015
Shares 680,000 Value ($000) $15,606 Avg Close — Range —
Q1 2015
Shares 680,000 Value ($000) $18,346 Avg Close — Range —
Q4 2014
Shares 680,000 Value ($000) $19,666 Avg Close — Range —
Q3 2014
Shares 680,000 Value ($000) $18,272 Avg Close — Range —
Q2 2014
Shares 680,000 Value ($000) $15,035 Avg Close — Range —
Q1 2014
Shares 680,000 Value ($000) $18,564 Avg Close — Range —
Q4 2013
Shares 680,000 Value ($000) $21,005 Avg Close — Range —
Q3 2013
Shares 680,000 Value ($000) $19,312 Avg Close — Range —
Q2 2013
Shares 680,000 Value ($000) $17,360 Avg Close — Range —