BIOMARIN PHARMACEUTICAL INC — Director's Dealing 2012

May 23, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOMARIN PHARMACEUTICAL INC (BMRN)
CIK: 0001048477
Period of Report: 2012-05-22

Reporting Person: Mueller Brian (VP, Corporate Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-22	Common Stock	M	150	—	Acquired	15396	Direct
2012-05-22	Common Stock	F	56	$37.98	Disposed	15340	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-22	Restricted Stock Units	$0	M	150	Acquired		Common Stock (150)	Direct

Footnotes

F1: Represents restricted stock units which automatically converted to common stock upon the vesting of such units on a one-to-one basis, pursuant to restricted stock units granted May 22, 2008.

F2: Original grant of restricted stock units vest 1/4th each on May 22, 2009, May 22, 2010, May 22, 2011, and May 22, 2012.