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United Microelectronics Corporation

TWD 138.5 +$89.80 (+184.39%)

TAI · 15 Sep 2026 05:30 UTC

Previous Close

TWD 142.5

Day Range

TWD 138TWD 141

Year Range

TWD 41.05TWD 185.5

Market Cap

1.74T

AVG Volume

227.76M

Trailing/Forward PE

20.7/18.92

PEG ratio

-11.42

Dividend Yield

1.88%

Next Earnings Date

2026-10-28

Primary Exchange

Taiwan Stock Exchange

Revenue (TWD) · TTM

2303.TW Revenue (TWD) · TTM by quarter
Period	Revenue (TWD) · TTM
26 Q2	250.71B
26 Q1	240.73B
25 Q4	237.55B
25 Q3	236.13B
25 Q2	237.49B
25 Q1	235.53B
24 Q4	232.3B
24 Q3	226.87B
24 Q2	223.46B
24 Q1	222.96B

Net Income (TWD) · TTM

2303.TW Net Income (TWD) · TTM by quarter
Period	Net Income (TWD) · TTM
26 Q2	83.47B
26 Q1	50.11B
25 Q4	41.72B
25 Q3	40.16B
25 Q2	39.65B
25 Q1	44.53B
24 Q4	47.21B
24 Q3	50.61B
24 Q2	52.11B
24 Q1	53.96B

Operating Income (TWD) · TTM

2303.TW Operating Income (TWD) · TTM by quarter
Period	Operating Income (TWD) · TTM
26 Q2	47.45B
26 Q1	43.39B
25 Q4	41.96B
25 Q3	43.68B
25 Q2	46.66B
25 Q1	49.73B
24 Q4	51.61B
24 Q3	52.08B
24 Q2	53.29B
24 Q1	55.07B

EBITDA (TWD) · TTM

2303.TW EBITDA (TWD) · TTM by quarter
Period	EBITDA (TWD) · TTM
26 Q2	154.8B
26 Q1	118.03B
25 Q4	108.91B
25 Q3	104.18B
25 Q2	102.98B
25 Q1	104.63B
24 Q4	104.66B
24 Q3	103.22B
24 Q2	102.3B
24 Q1	103.66B

Cash Flows (TWD) · TTM

2303.TW Cash Flows (TWD) · TTM by quarter
Period	Cash Flows (TWD) · TTM
26 Q2	59.9B
26 Q1	49.19B
25 Q4	49.76B
25 Q3	45.45B
25 Q2	31.8B
25 Q1	20.44B
24 Q4	3.42B
24 Q3	-3.04B
24 Q2	3.09B
24 Q1	-10.12B

EPS (TWD) · TTM

2303.TW EPS (TWD) · TTM by quarter
Period	EPS (TWD) · TTM
26 Q2	6.65
26 Q1	3.99
25 Q4	3.32
25 Q3	3.2
25 Q2	3.16
25 Q1	3.55
24 Q4	3.76
24 Q3	4.13
24 Q2	4.25
24 Q1	4.4

Expenses (TWD) · TTM

2303.TW Expenses (TWD) · TTM by quarter
Period	Expenses (TWD) · TTM
26 Q2	79.05B
26 Q1	76.72B
25 Q4	77.02B
25 Q3	80.71B
25 Q2	90.35B
25 Q1	102.26B
24 Q4	115.94B
24 Q3	117.85B
24 Q2	112.59B
24 Q1	116.19B

Shares Outstanding (TWD) · TTM

2303.TW Shares Outstanding (TWD) · TTM by quarter
Period	Shares Outstanding (TWD) · TTM
26 Q2	-539.06M
26 Q1	-516.46M
25 Q4	-491.28M
25 Q3	-595.06M
25 Q2	-635.41M
25 Q1	-720.59M
24 Q4	-796.76M
24 Q3	-998.59M
24 Q2	-1.01B
24 Q1	-1.03B

Dividends (TWD)

2303.TW Dividends (TWD) by quarter
Period	Dividends (TWD)
Jul 26	2.61
Jun 25	2.85
Jul 24	3
Jun 23	3.6
Jun 22	3
Jul 21	1.6
Jul 20	0.8
Jul 19	0.59
Jul 18	0.71
Jul 17	0.5

PE Ratio

2303.TW PE Ratio by quarter
Period	PE Ratio
Sep 26	35.52
Sep 26	35.02
Sep 26	32.41
Aug 26	32.41
Aug 26	29.04
Aug 26	30.16
Aug 26	28.92
Jul 26	30.16
Jul 26	31.91
Jul 26	35.89
Jul 26	38.89
Jul 26	42.5
Jun 26	49.09
Jun 26	43.55
Jun 26	39.96
Jun 26	39.36
May 26	43.25
May 26	34.12
May 26	32.93
May 26	27.33
Apr 26	23.14
Apr 26	22.3
Apr 26	21.85
Apr 26	18.56
Apr 26	16.04
Mar 26	17.97
Mar 26	17.97
Mar 26	18.5
Mar 26	19.28
Feb 26	20.33
Feb 26	19.52
Feb 26	19.24
Jan 26	19.4
Jan 26	20.15
Jan 26	18.19
Jan 26	17.13
Jan 26	15.14
Dec 25	15.53
Dec 25	15.76
Dec 25	15.17
Dec 25	15.2
Nov 25	14.24
Nov 25	13.99
Nov 25	13.73
Nov 25	13.99
Oct 25	14.43
Oct 25	14.3
Oct 25	14.41
Oct 25	14.37
Oct 25	13.81
Sep 25	12.57
Sep 25	12.13
Sep 25	11.54
Sep 25	11.55
Aug 25	11.35
Aug 25	11.38
Aug 25	11.55
Aug 25	11.35
Aug 25	11.51
Jul 25	12.2
Jul 25	12.18
Jul 25	12.13
Jul 25	12.27
Jun 25	11.55
Jun 25	12.42
Jun 25	12.37
Jun 25	11.73
May 25	12.18
May 25	12.52
May 25	12.46
May 25	11.87
May 25	11.9
Apr 25	11.64
Apr 25	11.55
Apr 25	11.49
Apr 25	11.79
Mar 25	10.95
Mar 25	11.06
Mar 25	11.03
Mar 25	10.85
Feb 25	10.74
Feb 25	10.71
Feb 25	10.17
Feb 25	9.87
Jan 25	9.88
Jan 25	10.12
Jan 25	10.15
Jan 25	10.59
Dec 24	10.39
Dec 24	10.09
Dec 24	9.88
Dec 24	10.36
Nov 24	10.38
Nov 24	10.59
Nov 24	10.72
Nov 24	11.11
Nov 24	11.1
Oct 24	11.86
Oct 24	12.03
Oct 24	12.34

Free Cash Flow Yield

2303.TW Free Cash Flow Yield by quarter
Period	Free Cash Flow Yield
Sep 26	2.76%
Sep 26	2.8%
Sep 26	3.03%
Aug 26	3.03%
Aug 26	3.38%
Aug 26	3.25%
Aug 26	3.39%
Jul 26	3.25%
Jul 26	3.08%
Jul 26	2.73%
Jul 26	2.52%
Jul 26	2.31%
Jun 26	2.43%
Jun 26	2.74%
Jun 26	2.98%
Jun 26	3.03%
May 26	2.76%
May 26	3.5%
May 26	3.62%
May 26	4.36%
Apr 26	5.16%
Apr 26	5.35%
Apr 26	5.46%
Apr 26	6.43%
Apr 26	7.43%
Mar 26	6.3%
Mar 26	6.3%
Mar 26	6.12%
Mar 26	5.87%
Feb 26	5.57%
Feb 26	5.8%
Feb 26	5.88%
Jan 26	5.83%
Jan 26	5.62%
Jan 26	6.22%
Jan 26	6.61%
Jan 26	7.47%
Dec 25	7.29%
Dec 25	7.18%
Dec 25	7.46%
Dec 25	7.44%
Nov 25	7.95%
Nov 25	8.09%
Nov 25	8.24%
Nov 25	8.09%
Oct 25	7.85%
Oct 25	5.61%
Oct 25	5.57%
Oct 25	5.58%
Oct 25	5.81%
Sep 25	3.65%
Sep 25	3.79%
Sep 25	3.98%
Sep 25	3.97%
Aug 25	4.04%
Aug 25	4.03%
Aug 25	3.97%
Aug 25	4.04%
Aug 25	3.99%
Jul 25	3.76%
Jul 25	3.77%
Jul 25	3.79%
Jul 25	3.74%
Jun 25	0.63%
Jun 25	0.58%
Jun 25	0.59%
Jun 25	0.62%
May 25	0.59%
May 25	0.58%
May 25	0.58%
May 25	0.61%
May 25	0.61%
Apr 25	0.62%
Apr 25	0.63%
Apr 25	0.63%
Apr 25	0.61%
Mar 25	-0.55%
Mar 25	-0.54%
Mar 25	-0.54%
Mar 25	-0.55%
Feb 25	-0.56%
Feb 25	-0.56%
Feb 25	-0.59%
Feb 25	-0.61%
Jan 25	-0.61%
Jan 25	-0.59%
Jan 25	-0.59%
Jan 25	-0.57%
Dec 24	0.57%
Dec 24	0.59%
Dec 24	0.6%
Dec 24	0.57%
Nov 24	0.57%
Nov 24	0.56%
Nov 24	0.55%
Nov 24	0.53%
Nov 24	0.53%
Oct 24	0.5%
Oct 24	0.49%
Oct 24	0.48%

Price to Sales

2303.TW Price to Sales by quarter
Period	Price to Sales
Sep 26	7.39
Sep 26	7.29
Sep 26	6.75
Aug 26	6.75
Aug 26	6.04
Aug 26	6.28
Aug 26	6.02
Jul 26	6.28
Jul 26	6.64
Jul 26	7.47
Jul 26	8.09
Jul 26	8.85
Jun 26	8.62
Jun 26	7.65
Jun 26	7.02
Jun 26	6.91
May 26	7.6
May 26	5.99
May 26	5.78
May 26	4.8
Apr 26	4.06
Apr 26	3.92
Apr 26	3.84
Apr 26	3.26
Apr 26	2.82
Mar 26	3.06
Mar 26	3.06
Mar 26	3.15
Mar 26	3.28
Feb 26	3.46
Feb 26	3.32
Feb 26	3.27
Jan 26	3.3
Jan 26	3.43
Jan 26	3.09
Jan 26	2.91
Jan 26	2.57
Dec 25	2.64
Dec 25	2.68
Dec 25	2.58
Dec 25	2.59
Nov 25	2.42
Nov 25	2.38
Nov 25	2.33
Nov 25	2.38
Oct 25	2.45
Oct 25	2.39
Oct 25	2.41
Oct 25	2.4
Oct 25	2.31
Sep 25	2.38
Sep 25	2.29
Sep 25	2.18
Sep 25	2.18
Aug 25	2.15
Aug 25	2.15
Aug 25	2.18
Aug 25	2.15
Aug 25	2.18
Jul 25	2.31
Jul 25	2.3
Jul 25	2.29
Jul 25	2.32
Jun 25	2.35
Jun 25	2.52
Jun 25	2.51
Jun 25	2.38
May 25	2.48
May 25	2.55
May 25	2.53
May 25	2.41
May 25	2.42
Apr 25	2.37
Apr 25	2.35
Apr 25	2.34
Apr 25	2.4
Mar 25	2.44
Mar 25	2.47
Mar 25	2.46
Mar 25	2.42
Feb 25	2.4
Feb 25	2.39
Feb 25	2.27
Feb 25	2.2
Jan 25	2.2
Jan 25	2.26
Jan 25	2.26
Jan 25	2.36
Dec 24	2.42
Dec 24	2.35
Dec 24	2.3
Dec 24	2.42
Nov 24	2.42
Nov 24	2.47
Nov 24	2.5
Nov 24	2.59
Nov 24	2.59
Oct 24	2.77
Oct 24	2.81
Oct 24	2.88

EV/EBITDA

2303.TW EV/EBITDA by quarter
Period	EV/EBITDA
Sep 26	14.42
Sep 26	14.21
Sep 26	13.1
Aug 26	13.1
Aug 26	11.67
Aug 26	12.15
Aug 26	11.62
Jul 26	12.15
Jul 26	12.89
Jul 26	14.58
Jul 26	15.85
Jul 26	17.39
Jun 26	18.17
Jun 26	16.05
Jun 26	14.68
Jun 26	14.45
May 26	15.94
May 26	12.44
May 26	11.98
May 26	9.84
Apr 26	8.23
Apr 26	7.91
Apr 26	7.74
Apr 26	6.48
Apr 26	5.52
Mar 26	6.51
Mar 26	6.51
Mar 26	6.72
Mar 26	7.02
Feb 26	7.42
Feb 26	7.11
Feb 26	7
Jan 26	7.06
Jan 26	7.35
Jan 26	6.6
Jan 26	6.19
Jan 26	5.42
Dec 25	5.57
Dec 25	5.66
Dec 25	5.43
Dec 25	5.45
Nov 25	5.07
Nov 25	4.98
Nov 25	4.88
Nov 25	4.98
Oct 25	5.15
Oct 25	4.97
Oct 25	5.01
Oct 25	5
Oct 25	4.78
Sep 25	4.78
Sep 25	4.59
Sep 25	4.34
Sep 25	4.35
Aug 25	4.26
Aug 25	4.28
Aug 25	4.35
Aug 25	4.26
Aug 25	4.33
Jul 25	4.62
Jul 25	4.62
Jul 25	4.59
Jul 25	4.65
Jun 25	4.78
Jun 25	5.17
Jun 25	5.15
Jun 25	4.86
May 25	5.07
May 25	5.22
May 25	5.19
May 25	4.93
May 25	4.94
Apr 25	4.82
Apr 25	4.78
Apr 25	4.76
Apr 25	4.89
Mar 25	5.18
Mar 25	5.24
Mar 25	5.23
Mar 25	5.14
Feb 25	5.08
Feb 25	5.07
Feb 25	4.8
Feb 25	4.65
Jan 25	4.66
Jan 25	4.78
Jan 25	4.79
Jan 25	5.01
Dec 24	4.69
Dec 24	4.54
Dec 24	4.43
Dec 24	4.68
Nov 24	4.69
Nov 24	4.8
Nov 24	4.86
Nov 24	5.06
Nov 24	5.06
Oct 24	5.45
Oct 24	5.53
Oct 24	5.69

Price/Operating Cashflow

2303.TW Price/Operating Cashflow by quarter
Period	Price/Operating Cashflow
Sep 26	18.17
Sep 26	17.91
Sep 26	16.57
Aug 26	16.57
Aug 26	14.85
Aug 26	15.43
Aug 26	14.79
Jul 26	15.43
Jul 26	16.32
Jul 26	18.36
Jul 26	19.89
Jul 26	21.74
Jun 26	20.51
Jun 26	18.2
Jun 26	16.7
Jun 26	16.45
May 26	18.08
May 26	14.26
May 26	13.76
May 26	11.42
Apr 26	9.67
Apr 26	9.32
Apr 26	9.13
Apr 26	7.76
Apr 26	6.7
Mar 26	7.23
Mar 26	7.23
Mar 26	7.44
Mar 26	7.75
Feb 26	8.18
Feb 26	7.85
Feb 26	7.74
Jan 26	7.8
Jan 26	8.1
Jan 26	7.32
Jan 26	6.89
Jan 26	6.09
Dec 25	6.25
Dec 25	6.34
Dec 25	6.1
Dec 25	6.11
Nov 25	5.73
Nov 25	5.63
Nov 25	5.52
Nov 25	5.63
Oct 25	5.8
Oct 25	5.89
Oct 25	5.93
Oct 25	5.92
Oct 25	5.69
Sep 25	5.78
Sep 25	5.57
Sep 25	5.3
Sep 25	5.31
Aug 25	5.22
Aug 25	5.23
Aug 25	5.31
Aug 25	5.22
Aug 25	5.29
Jul 25	5.6
Jul 25	5.6
Jul 25	5.57
Jul 25	5.64
Jun 25	5.8
Jun 25	6.24
Jun 25	6.22
Jun 25	5.9
May 25	6.12
May 25	6.29
May 25	6.26
May 25	5.97
May 25	5.98
Apr 25	5.85
Apr 25	5.8
Apr 25	5.78
Apr 25	5.93
Mar 25	6.36
Mar 25	6.42
Mar 25	6.41
Mar 25	6.3
Feb 25	6.24
Feb 25	6.22
Feb 25	5.91
Feb 25	5.73
Jan 25	5.74
Jan 25	5.88
Jan 25	5.89
Jan 25	6.15
Dec 24	6.09
Dec 24	5.92
Dec 24	5.79
Dec 24	6.08
Nov 24	6.08
Nov 24	6.21
Nov 24	6.29
Nov 24	6.52
Nov 24	6.51
Oct 24	6.96
Oct 24	7.05
Oct 24	7.24

Price to Book

2303.TW Price to Book by quarter
Period	Price to Book
Sep 26	4.38
Sep 26	4.31
Sep 26	3.99
Aug 26	3.99
Aug 26	3.58
Aug 26	3.72
Aug 26	3.56
Jul 26	3.72
Jul 26	3.93
Jul 26	4.42
Jul 26	4.79
Jul 26	5.24
Jun 26	5.39
Jun 26	4.78
Jun 26	4.39
Jun 26	4.32
May 26	4.75
May 26	3.75
May 26	3.62
May 26	3
Apr 26	2.54
Apr 26	2.45
Apr 26	2.4
Apr 26	2.04
Apr 26	1.76
Mar 26	2
Mar 26	2
Mar 26	2.06
Mar 26	2.14
Feb 26	2.26
Feb 26	2.17
Feb 26	2.14
Jan 26	2.16
Jan 26	2.24
Jan 26	2.02
Jan 26	1.9
Jan 26	1.68
Dec 25	1.73
Dec 25	1.75
Dec 25	1.69
Dec 25	1.69
Nov 25	1.58
Nov 25	1.56
Nov 25	1.53
Nov 25	1.56
Oct 25	1.6
Oct 25	1.68
Oct 25	1.69
Oct 25	1.69
Oct 25	1.62
Sep 25	1.43
Sep 25	1.38
Sep 25	1.31
Sep 25	1.32
Aug 25	1.29
Aug 25	1.3
Aug 25	1.32
Aug 25	1.29
Aug 25	1.31
Jul 25	1.39
Jul 25	1.39
Jul 25	1.38
Jul 25	1.4
Jun 25	1.49
Jun 25	1.6
Jun 25	1.6
Jun 25	1.51
May 25	1.57
May 25	1.62
May 25	1.61
May 25	1.53
May 25	1.54
Apr 25	1.5
Apr 25	1.49
Apr 25	1.48
Apr 25	1.52
Mar 25	1.5
Mar 25	1.52
Mar 25	1.52
Mar 25	1.49
Feb 25	1.47
Feb 25	1.47
Feb 25	1.4
Feb 25	1.36
Jan 25	1.36
Jan 25	1.39
Jan 25	1.39
Jan 25	1.45
Dec 24	1.52
Dec 24	1.48
Dec 24	1.45
Dec 24	1.52
Nov 24	1.52
Nov 24	1.55
Nov 24	1.57
Nov 24	1.63
Nov 24	1.62
Oct 24	1.74
Oct 24	1.76
Oct 24	1.81

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United Microelectronics Corporation

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