BIOMARIN PHARMACEUTICAL INC — Director's Dealing 2012

May 4, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOMARIN PHARMACEUTICAL INC (BMRN)
CIK: 0001048477
Period of Report: 2012-05-03

Reporting Person: BIENAIME JEAN JACQUES (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-03	Common Stock	M	10000	$9.86	Acquired	123191	Direct
2012-05-03	Common Stock	S	10000	$36.68	Disposed	113191	Direct
2012-05-04	Common Stock	M	10000	$9.86	Acquired	123191	Direct
2012-05-04	Common Stock	S	10000	$36.00	Disposed	113191	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-03	Stock Option (right to buy)	$9.86	M	10000	Disposed	2015-11-10	Common Stock (10000)	Direct
2012-05-04	Stock Option (right to buy)	$9.86	M	10000	Disposed	2015-11-10	Common Stock (10000)	Direct

Footnotes

F1: Transaction made pursuant to a Rule 10b5-1 Trading plan executed on April 27, 2012.

F2: The price in Column 4 is a weighted average price. The prices actually received ranged from $36.08 to $36.94. 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: The price in Column 4 is a weighted average price. The prices actually received ranged from $35.72 to $36.32. 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.

F4: Original option grant vested 1/3 each on May 11, 2006, May 11, 2007, and May 11, 2008.