QUIDEL CORP

CUSIP: 74838J101 Class: COMMON STOCK

Empyrean Capital Partners, LP's Holding History (CIK: 0001317195)

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

Q1 2022
Shares 135,500 Value ($000) $15,238 Avg Close — Range —
Q4 2021
Shares 135,500 Value ($000) $18,291 Avg Close — Range —