QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q3 2020
Shares 11,635 Value ($000) $2,552 Avg Close — Range —
Q2 2020
Shares 23,305 Value ($000) $5,214 Avg Close — Range —
Q3 2017
Shares 84,518 Value ($000) $3,707 Avg Close — Range —
Q2 2013
Shares 188,592 Value ($000) $4,815 Avg Close — Range —