Brian Millard
VP, CFO & Treasurer at Universal Display
Moving on to our fourth quarter results. Revenue for the fourth quarter of twenty twenty four was $162,000,000 up 3% from $158,000,000 in the fourth quarter of twenty twenty three. Fourth quarter '20 '20 '4 and 2023 revenue included a cumulative catch up adjustment of $5,000,000 Material sales were $93,000,000 in the quarter compared to $82,000,000 in the fourth quarter of twenty twenty three. Green emitter sales, which include our yellow green emitters, were $67,000,000 in the fourth quarter of twenty twenty four, which compares to $63,000,000 in the fourth quarter of twenty twenty three. Red emitter sales were $25,000,000 which compares to $18,000,000 in the fourth quarter of twenty twenty three. As we have discussed in the past, material buying patterns can vary quarter to quarter. Fourth quarter royalty and license fees were $64,000,000 compared to the prior year's period of $73,000,000 Adesis revenue for the fourth quarter of twenty twenty four was 4,600,000 compared to $3,200,000 in the fourth quarter of twenty twenty three. Fourth quarter cost of sales was $37,000,000 translating into total gross margins of 77%. This compares to $36,000,000 and total gross margins of 77% in the fourth quarter of twenty twenty three. Fourth quarter operating expenses, excluding cost of sales, were $72,000,000 This compares to $58,000,000 in the fourth quarter of twenty twenty three.