QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

APPLETON PARTNERS INC/MA's Holding History (CIK: 0001055290)

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

Q4 2021
Shares 2,775 Value ($000) $375 Avg Close — Range —
Q3 2021
Shares 2,775 Value ($000) $392 Avg Close — Range —
Q2 2021
Shares 2,775 Value ($000) $356 Avg Close — Range —
Q4 2020
Shares 1,500 Value ($000) $269 Avg Close — Range —
Q3 2020
Shares 1,500 Value ($000) $329 Avg Close — Range —
Q2 2020
Shares 1,500 Value ($000) $336 Avg Close — Range —