BIOMARIN PHARMACEUTICAL INC — Director's Dealing 2011

May 24, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOMARIN PHARMACEUTICAL INC (BMRN)
CIK: 0001048477
Period of Report: 2011-05-23

Reporting Person: Wood Mark (VP, Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-23	Common Stock	M	938	$14.39	Acquired	20149	Direct
2011-05-23	Common Stock	S	938	$25.656	Disposed	19211	Direct
2011-05-24	Common Stock	M	625	$17.33	Acquired	19836	Direct
2011-05-24	Common Stock	M	83	$17.86	Acquired	19919	Direct
2011-05-24	Common Stock	S	708	$26.00	Disposed	19211	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-23	Stock Option (right to buy)	$14.39	M	938	Disposed	2019-05-11	Common Stock (938)	Direct
2011-05-24	Stock Option (right to buy)	$17.33	M	625	Disposed	2017-06-06	Common Stock (625)	Direct
2011-05-24	Stock Option (right to buy)	$17.86	M	83	Disposed	2028-12-16	Common Stock (83)	Direct

Footnotes

F1: Transaction made pursuant to a Rule 105-1 Trading plan executed on August 20, 2010.

F2: The price in Column 4 is a weighted average price. The prices actually received ranged from $25.51 to $25.81. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

F3: Original option grant vests 6/48th on November 12, 2009 and 1/48th each on the 12th of each month thereafter.

F4: Original option grant vests 6/48th on December 7, 2007 and 1/48th each on the 7th of each month thereafter.

F5: Original option grant vests 6/48th on June 17, 2009 and 1/48th each on the 17th of each month thereafter.