X0304 4 2012-03-02 0 0000353569 QUIDEL CORP /DE/ QDEL 0001222788 TAMERIUS JOHN 10165 MCKELLAR COURT SAN DIEGO CA 92121 0 1 0 0 SVP - Clinical/Reg Affairs Non-Qualified Stock Options 15.19 2012-03-02 4 A 0 35031 0.00 A 2022-03-22 Common Stock 35031 35031 D Restricted Stock Units (Converted) 2012-03-02 4 A 0 3145 0.00 A Common Stock 3145 3145 D Restricted Stock Units (Premium) 2012-03-02 4 A 0 629 0.00 A Common Stock 629 629 D 17,515 shares will vest on the second anniversary date of the grant date, March 2, 2014. 8,758 shares will vest on the third anniversary date of the grant date, March 2, 2015. 8,758 shares will vest on the fourth anniversary date of the grant date, March 2, 2016. Each restricted stock unit represents the right to receive one share of Quidel Corporation common stock. The restricted stock units vest on the date of grant, March 2, 2012. The restricted stock units were received in lieu of a percentage of the reporting persons 2011 cash bonus pursuant to the 2011 Employee Deferred Bonus Compensation Program. The restricted stock units vest on the first anniversary of the grant date, March 2, 2013. Robert J. Bujarski, attorney-in-fact for John Tamerius 2012-03-06