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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)

2303.TW Revenue (TWD) by year
Period	Revenue (TWD)
2025	237.55B
2024	232.3B
2023	222.53B
2022	278.71B
2021	213.01B
2020	176.82B
2019	148.2B
2018	151.25B
2017	149.28B
2016	147.87B

Net Income (TWD)

2303.TW Net Income (TWD) by year
Period	Net Income (TWD)
2025	41.72B
2024	47.21B
2023	59.69B
2022	89.48B
2021	51.25B
2020	29.19B
2019	8.16B
2018	7.68B
2017	9.68B
2016	8.62B

Operating Income (TWD)

2303.TW Operating Income (TWD) by year
Period	Operating Income (TWD)
2025	41.96B
2024	51.61B
2023	57.89B
2022	104.29B
2021	51.69B
2020	20.91B
2019	4.88B
2018	5.68B
2017	6.57B
2016	6.19B

EBITDA (TWD)

2303.TW EBITDA (TWD) by year
Period	EBITDA (TWD)
2025	108.91B
2024	104.66B
2023	105.85B
2022	153.72B
2021	103.89B
2020	73.46B
2019	57.13B
2018	56.94B
2017	63.18B
2016	57.95B

Cash Flows (TWD)

2303.TW Cash Flows (TWD) by year
Period	Cash Flows (TWD)
2025	49.76B
2024	3.42B
2023	-5.76B
2022	62.98B
2021	40.39B
2020	37.39B
2019	35.94B
2018	30.51B
2017	6.95B
2016	-46.66B

EPS (TWD)

2303.TW EPS (TWD) by year
Period	EPS (TWD)
2025	3.32
2024	3.76
2023	4.85
2022	7.1
2021	4.13
2020	2.38
2019	0.67
2018	0.53
2017	0.75
2016	0.68

Expenses (TWD)

2303.TW Expenses (TWD) by year
Period	Expenses (TWD)
2025	77.02B
2024	115.94B
2023	118.01B
2022	109.69B
2021	75.56B
2020	52.07B
2019	40.07B
2018	41.59B
2017	67.66B
2016	117.04B

Cash & Debt (TWD)

2303.TW Cash & Debt (TWD) by year
Period	Cash & Debt (TWD)
2025	128.37B
2024	115.24B
2023	144.88B
2022	178.6B
2021	170.9B
2020	109.57B
2019	97.85B
2018	84.19B
2017	82.39B
2016	58.29B

Debt ratios

2303.TW Debt ratios by year
Period	Debt ratios
2025	-0.14
2024	-0.1
2023	-0.15
2022	-0.34
2021	-0.43
2020	-0.16
2019	-0.03
2018	-0.02

Margins

2303.TW Margins by year
Period	Margins
2025	29.01%
2024	32.57%
2023	34.51%
2022	45.12%
2021	33.82%
2020	22.05%
2019	14.38%
2018	15.1%
2017	18.12%
2016	20.54%

Return on Capital

2303.TW Return on Capital by year
Period	Return on Capital
2025	10.98%
2024	12.91%
2023	16.6%
2022	26.67%
2021	19.38%
2020	12.38%
2019	3.94%
2018	3.76%
2017	4.62%
2016	4.01%

Shares Outstanding

2303.TW Shares Outstanding by year
Period	Shares Outstanding
2025	12.49B
2024	12.3B
2023	12.42B
2022	12.36B
2021	12.21B
2020	12.11B
2019	11.71B
2018	12.05B
2017	12.21B
2016	12.21B

Dividends (TWD)

2303.TW Dividends (TWD) by year
Period	Dividends (TWD)
2026	2.61
2025	2.85
2024	3
2023	3.6
2022	3
2021	1.6
2020	0.8
2019	0.59
2018	0.71
2017	0.5

Book Value Per Share (TWD)

2303.TW Book Value Per Share (TWD) by year
Period	Book Value Per Share (TWD)
2025	30.42
2024	29.72
2023	28.94
2022	27.14
2021	21.66
2020	19.47
2019	17.7
2018	16.96
2017	17.17
2016	17.61

Total Assets (TWD)

2303.TW Total Assets (TWD) by year
Period	Total Assets (TWD)
2025	579B
2024	560.17B
2023	559.19B
2022	533.05B
2021	450.96B
2020	377.52B
2019	370.19B
2018	362.6B
2017	391.13B
2016	384.23B

PE Ratio

2303.TW PE Ratio by year
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 year
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 year
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 year
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 year
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 year
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

Video analysis: 2303.TW

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