X0202 4 2006-04-03 0 0000012208 BIO RAD LABORATORIES INC BIO 0001292816 Magni Giovanni 1000 ALFRED NOBEL DRIVE HERCULES CA 94547 0 1 0 0 Vice President Incentive Stock Option (right to buy) 62.47 2006-04-03 4 A 0 1880 62.47 A 2007-04-03 2016-04-03 Bio-Rad A Common Stock 1880 1880 D Non-Qualified Stock Option (right to buy) 62.47 2006-04-03 4 A 0 4120 62.47 A 2007-04-03 2016-04-03 Bio-Rad A Common Stock 4120 4120 D Incentive Stock Option (right to buy) 10.75 2001-09-19 2010-09-19 Bio-Rad A Common Stock 6500 6500 D Incentive Stock Option (right to buy) 11.94 2001-02-02 2010-02-02 Bio-Rad A Common Stock 1000 1000 D Incentive Stock Option (right to buy) 28.61 2003-02-06 2012-02-06 Bio-Rad A Common Stock 7000 7000 D Incentive Stock Option (right to buy) 35.5 2004-02-05 2013-02-05 Bio-Rad A Common Stock 4885 4885 D Incentive Stock Option (right to buy) 53.75 2005-02-04 2014-02-04 Bio-Rad A Common Stock 4102 4102 D Incentive Stock Option (right to buy) 57.49 2006-02-09 2015-02-09 Bio-Rad A Common Stock 1000 1000 D Non-Qualified Stock Option (right to buy) 35.5 2004-02-05 2013-02-05 Bio-Rad A Common Stock 720 720 D Non-Qualified Stock Option (right to buy) 53.75 2005-02-04 2014-02-04 Bio-Rad A Common Stock 1898 1898 D Non-Qualified Stock Option (right to buy) 57.49 2006-02-09 2015-02-09 Bio-Rad A Common Stock 4000 4000 D Giovanni Magni 2006-04-05