UMC Reports First Quarter 2023 Results

Revenue contribution from 22/28nm declined to 26% of the wafer revenue, while 40nm contribution was 15% of sales.

Revenue Breakdown by Geometry

Geometry

1Q23

4Q22

3Q22

2Q22

1Q22

14nm and below

0%

0%

0%

0%

0%

14nm<x<=28nm

26%

28%

25%

22%

20%

28nm<x<=40nm

15%

17%

17%

18%

18%

40nm<x<=65nm

19%

17%

18%

19%

19%

65nm<x<=90nm

10%

9%

8%

7%

8%

90nm<x<=0.13um

12%

12%

12%

12%

12%

0.13um<x<=0.18um

10%

10%

10%

12%

13%

0.18um<x<=0.35um

6%

5%

8%

8%

7%

0.5um and above

2%

2%

2%

2%

3%

Revenue from fabless customers accounted for 77% of revenue.

Revenue Breakdown by Customer Type

Customer Type

1Q23

4Q22

3Q22

2Q22

1Q22

Fabless

77%

81%

83%

86%

87%

IDM

23%

19%

17%

14%

13%


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