BIO-RAD LABORATORIES, INC. — Director's Dealing 2010

Nov 19, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIO RAD LABORATORIES INC (BIO, BIO.B)
CIK: 0000012208
Period of Report: 2010-11-18

Reporting Person: TSINGOS CHRISTINE A (CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-11-18	Bio-Rad A Common Stock	M	5000	$57.49	Acquired	8335.0979	Direct
2010-11-18	Bio-Rad A Common Stock	M	4000	$62.47	Acquired	12335.0979	Direct
2010-11-18	Bio-Rad A Common Stock	S	9000	$95.0291	Disposed	3335.0979	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-11-18	Incentive Stock Option (right to buy)	$57.49	M	1617	Disposed	2015-02-09	Bio-Rad A Common Stock (1617)	Direct
2010-11-18	Non-Qualified Stock Option (right to buy)	$57.49	M	3383	Disposed	2015-02-09	Bio-Rad A Common Stock (3383)	Direct
2010-11-18	Incentive Stock Option (right to buy)	$62.47	M	680	Disposed	2016-04-03	Bio-Rad A Common Stock (680)	Direct
2010-11-18	Non-Qualified Stock Option (right to buy)	$62.47	M	3320	Disposed	2016-04-03	Bio-Rad A Common Stock (3320)	Direct

Footnotes

F1: Includes 99.0544 shares acquired under the Bio-Rad Laboratories employee stock purchase plan on September 30, 2010.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $94.96 to $95.13. The reporting person undertakes to provide to Bio-Rad Laboratories, any security holder of Bio-Rad Laboratiores, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3: The stock option, granted on February 9, 2005, vested over five years at 20% per year on the yearly anniversary date of the grant.

F4: The stock option, granted on April 3, 2006, vests over five years at 20% per year on the yearly anniversary date of the grant.