BIOMARIN PHARMACEUTICAL INC — Director's Dealing 2011

May 31, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOMARIN PHARMACEUTICAL INC (BMRN)
CIK: 0001048477
Period of Report: 2011-05-26

Reporting Person: Cooper Jeffrey H (SVP, Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-26	Common Stock	M	17500	$14.39	Disposed	55376	Direct
2011-05-26	Common Stock	S	17500	$27.50	Disposed	37876	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-26	Stock Option (right to buy)	$14.39	M	17500	Disposed	2019-05-11	Common Stock (17500)	Direct

Footnotes

F1: Transaction made pursuant to a Rule 10b5-1 Trading plan executed on March 7, 2011.

F2: Original option grant vested 6/48ths on November 12, 2009 and 1/48th on the 12th of every month thereafter.