BIO-RAD LABORATORIES, INC. — Director's Dealing 2005

Apr 5, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIO RAD LABORATORIES INC (BIO)
CIK: 0000012208
Period of Report: 2005-04-01

Reporting Person: WADLER SANFORD (Vice President, General)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-04-01	Bio-Rad A Common Stock	M	4700	$13.335	Acquired	30434	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-04-01	Incentive Stock Option (right to buy)	$13.335	M	4700	Disposed	2006-02-07	Bio-Rad A Common Stock (4700)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option (right to buy)	$10.75	2010-09-19	Bio-Rad A Common Stock (5000)	5000	Direct
Incentive Stock Option (right to buy)	$11.57	2008-02-11	Bio-Rad A Common Stock (6000)	6000	Direct
Incentive Stock Option (right to buy)	$11.94	2010-02-02	Bio-Rad A Common Stock (8000)	8000	Direct
Incentive Stock Option (right to buy)	$28.61	2012-02-06	Bio-Rad A Common Stock (7924)	7924	Direct
Incentive Stock Option (right to buy)	$35.5	2013-02-05	Bio-Rad A Common Stock (5042)	5042	Direct
Incentive Stock Option (right to buy)	$53.75	2014-02-04	Bio-Rad A Common Stock (2399)	2399	Direct
Incentive Stock Option (right to buy)	$57.49	2015-02-09	Bio-Rad A Common Stock (1000)	1000	Direct
Non-Qualified Stock Option (right to buy)	$10.75	2010-09-19	Bio-Rad A Common Stock (2644)	2644	Direct
Non-Qualified Stock Option (right to buy)	$28.61	2012-02-06	Bio-Rad A Common Stock (2076)	2076	Direct
Non-Qualified Stock Option (right to buy)	$35.5	2013-02-05	Bio-Rad A Common Stock (4958)	4958	Direct
Non-Qualified Stock Option (right to buy)	$53.75	2014-02-04	Bio-Rad A Common Stock (3601)	3601	Direct
Non-Qualified Stock Option (right to buy)	$57.49	2015-02-09	Bio-Rad A Common Stock (4000)	4000	Direct