X0306 4 2014-02-24 0 0000353569 QUIDEL CORP /DE/ QDEL 0001472036 Stenzel Timothy Todd 10165 MCKELLAR COURT SAN DIEGO CA 92121 0 1 0 0 Chief Science Officer Non-Qualified Stock Options 27.57 2014-02-24 4 A 0 15901 0.00 A 2024-02-24 Common Stock 15901 15901 D Restricted Stock Units 2014-02-24 4 A 0 725 0.00 A Common Stock 725 725 D 7,950 shares will vest on the second anniversary date of the grant date, February 24, 2016. 3,975 shares will vest on the third anniversary date of the grant date, February 24, 2017. 3,976 shares will vest on the fourth anniversary date of the grant date, February 24, 2018. Each restricted stock unit represents the right to receive one share of Quidel Corporation common stock. 362 shares will vest on the second anniversary date of the grant date, February 24, 2016. 181 shares will vest on the third anniversary date of the grant date, February 24, 2017. 182 shares will vest on the fourth anniversary date of the grant date, February 24, 2018. Robert J. Bujarski, attorney-in-fact for Timothy J. Stenzel 2014-02-26