UMC Reports Fourth Quarter 2022 Results

Revenue contribution from 22/28nm grew to 28% of the wafer revenue, while 40nm contribution was 17% of sales.

Revenue Breakdown by Geometry

Geometry

4Q22

3Q22

2Q22

1Q22

4Q21

14nm and below

0%

0%

0%

0%

0%

14nm<x<=28nm

28%

25%

22%

20%

20%

28nm<x<=40nm

17%

17%

18%

18%

18%

40nm<x<=65nm

17%

18%

19%

19%

19%

65nm<x<=90nm

9%

8%

7%

8%

8%

90nm<x<=0.13um

12%

12%

12%

12%

12%

0.13um<x<=0.18um

10%

10%

12%

13%

13%

0.18um<x<=0.35um

5%

8%

8%

7%

7%

0.5um and above

2%

2%

2%

3%

3%

Revenue from fabless customers accounted for 81% of revenue.

Revenue Breakdown by Customer Type

Customer Type

4Q22

3Q22

2Q22

1Q22

4Q21

Fabless

81%

83%

86%

87%

86%

IDM

19%

17%

14%

13%

14%


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