X0306 4 2016-02-10 0 0000353569 QUIDEL CORP /DE/ QDEL 0001655234 Russell Edward Keith 12544 HIGH BLUFF DRIVE SUITE 200 SAN DIEGO CA 92130 0 1 0 0 SVP-Global Commercial Ops Non-Qualified Stock Options 15.40 2016-02-10 4 A 0 35192 0.00 A 2026-02-10 Common Stock 35192 35192 D Restricted Stock Units 2016-02-10 4 A 0 4805 0.00 A Common Stock 4805 4805 D 17,596 shares will vest on the second anniversary date of the grant date, February 10, 2018. 8,798 shares will vest on the third anniversary date of the grant date, February 10, 2019. 8,798 shares will vest on the fourth anniversary date of the grant date, February 10, 2020. Each restricted stock unit represents the right to receive one share of Quidel Corporation common stock. 2,403 shares will vest on the second anniversary date of the grant date, February 10, 2018. 1,201 shares will vest on the third anniversary date of the grant date, February 10, 2019. 1,201 shares will vest on the fourth anniversary date of the grant date, February 10, 2020. Robert J. Bujarski, attorney-in-fact for Edward Russell 2016-02-12