DEFINED CONTRIBUTION PLAN

12 Months Ended

Dec. 31, 2011

DEFINED CONTRIBUTION PLAN [Abstract]

DEFINED CONTRIBUTION PLAN

15. DEFINED CONTRIBUTION PLAN:

The Company maintains the Universal Display Corporation 401(k) Plan (Plan) in accordance with the provisions of Section 401(k) of the Internal Revenue Code (Code).  The Plan covers substantially all full-time employees of the Company.  Participants may contribute up to 15% of their total compensation to the Plan, not to exceed the limit as defined in the Code, with the Company matching 50% of the participant’s contribution, limited to 6% of the participant’s total compensation.  For the years ended December 31, 2011, 2010 and 2009, the Company contributed $250,803, $245,026 and $230,395, respectively, to the Plan.