MERIT MEDICAL SYSTEMS INC — Director's Dealing 2011

May 26, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MERIT MEDICAL SYSTEMS INC (MMSI)
CIK: 0000856982
Period of Report: 2011-05-23

Reporting Person: STANGER KENT W (Director, Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-23	Common Stock, No Par Value	M	34721	$2.28	Acquired	577592	Direct
2011-05-23	Common Stock, No Par Value	F	13998	$17.63	Disposed	563594	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-23	Non-qualified stock options (right to buy)	$2.28	M	34721	Disposed	2011-05-23	Common Stock (34721)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, No Par Value	72830	Indirect
Common Stock, No Par Value	185051	Indirect
Common Stock, No Par Value	4270	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Non-qualified stock options (right to buy)	$6.09	2011-12-08	Common Stock (55555)	55555	Direct
Non-qualified stock options (right to buy)	$7.65	2012-05-23	Common Stock (22221)	22221	Direct
Non-qualified stock options (right to buy)	$7.79	2013-02-06	Common Stock (44445)	44445	Direct
Non-qualified stock options (right to buy)	$8.38	2013-05-22	Common Stock (33334)	33334	Direct
Non-qualified stock options (right to buy)	$17.34	2013-12-13	Common Stock (18750)	18750	Direct
Non-qualified stock options (right to buy)	$17.34	2013-12-13	Common Stock (17500)	17500	Direct
Non-qualified stock options (right to buy)	$11.05	2014-06-10	Common Stock (7500)	7500	Direct
Non-qualified stock options (right to buy)	$11.05	2014-06-10	Common Stock (18750)	18750	Direct
Non-qualified stock options (right to buy)	$12.02	2014-12-18	Common Stock (25000)	25000	Direct
Non-qualified stock options (right to buy)	$11.41	2015-05-25	Common Stock (18750)	18750	Direct
Non-qualified stock options (right to buy)	$9.71	2015-12-28	Common Stock (25000)	25000	Direct
Non-qualified stock options (right to buy)	$9.22	2013-05-25	Common Stock (18750)	18750	Direct
Non-qualified stock options (right to buy)	$9.70	2014-06-27	Common Stock (25000)	25000	Direct
Non-qualified stock options (right to buy)	$9.70	2014-06-27	Common Stock (18750)	18750	Direct
Non-qualified stock options (right to buy)	$11.53	2015-05-21	Common Stock (43750)	43750	Direct
Non-qualified stock options (right to buy)	$13.82	2016-09-26	Common Stock (25000)	25000	Direct

Footnotes

F1: Represents plan holdings as of 05/23/2011.

F2: Employee stock purchase plan holdings as of 05/23/2011.

F3: Becomes exercisable in equal annual installments of 20% commencing 12/08/2002.

F4: Becomes exercisable in equal annual installments of 20% commencing 02/06/2004.

F5: Becomes exercisable in equal annual installments of 33% commencing 05/25/2007.

F6: Becomes exercisable in equal annual installments of 20% commencing 06/27/2008.

F7: Becomes exercisable in equal annual installments of 20% commencing 05/21/2009.

F8: Becomes exercisable in equal annual installments of 20% commencing 09/26/2010.

F9: Amounts have been adjusted to reflect the 5-for-4 split of the issuer's common stock that was effected on May 5, 20ll.

F10: Stock options were exercised in a swap transaction with the Company. Common stock was surrendered for payroll taxes and option price totaling 13,998 shares. No shares were sold in the open market.