Calendar United Microelectronics Corporation

Stocks

2303

TW0002303005

Semiconductors

End-of-day quote Taiwan S.E. 2026-09-01			5-day change	1st Jan Change
132.50 ^TWD	+2.71%		+6.00%	+169.04%

08-26	United Microelectronics Gets Board Nod for Bond Issue Worth Up To $1.8 Billion	MT
08-14	UMC Sets Conversion Price for Convertible Corporate Bonds	MT

Chart calendar United Microelectronics Corporation

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Upcoming events on United Microelectronics Corporation

2026-09-03	Sales and Revenue Release
2026-10-05	Sales and Revenue Release
2026-10-27	Earnings presentation
2026-10-28	Earnings release - Q3 2026
2026-11-04	Sales and Revenue Release
2026-12-03	Sales and Revenue Release
2027-01-06	Sales and Revenue Release

Past events on United Microelectronics Corporation

2026-08-05	Sales and Revenue Release
2026-07-29	Earnings release - Q2 2026
2026-07-29	Earnings presentation	05:00
2026-07-28	Board of Directors Meeting
2026-07-05	Sales and Revenue Release
2026-06-04	Sales and Revenue Release
2026-05-26	Annual General Meeting	21:00
2026-05-06	Sales and Revenue Release
2026-04-29	Earnings release - Q1 2026
2026-04-29	Earnings presentation	05:00
2026-04-28	Board of Directors Meeting
2026-04-07	Sales and Revenue Release
2026-03-04	Sales and Revenue Release
2026-02-24	Board of Directors Meeting
2026-02-04	Sales and Revenue Release
2026-01-28	Earnings presentation	04:00
2026-01-27	Earnings release - Q4 2025
2026-01-06	Sales and Revenue Release
2025-12-16	Board of Directors Meeting
2025-12-03	Sales and Revenue Release

Past dividends on United Microelectronics Corporation

2026-07-08

Ex-dividend date - 2.60808 TWD

00:00

Annual results

Fiscal Period	December	2023	2024	2025	2026	2027	2028
Net sales Million TWD	Released Forecast Spread	222 533 222 296 0.11%	232 303 231 704 0.26%	237 553 235 483 0.88%	283 205	344 818	391 470
EBITDA Million TWD	Released Forecast Spread	98 375 98 791 -0.42%	99 781 100 623 -0.84%	103 208 101 593 1.59%	130 048	165 205	191 052
EBIT Million TWD	Released Forecast Spread	57 891 57 697 0.34%	51 613 51 779 -0.32%	43 949 43 047 2.1%	65 105	94 603	116 243
Earnings before Tax (EBT) Million TWD	Released Forecast Spread	70 912 69 577 1.92%	56 220 58 982 -4.68%	49 648 46 268 7.31%	104 522	99 753	116 450
Net income Million TWD	Released Forecast Spread	60 990 58 905 3.54%	47 211 50 241 -6.03%	41 716 41 931 -0.51%	87 534	84 049	96 242
EPS TWD	Released Forecast Spread	4,93 4,75 3.8%	3,80 4,03 -5.62%	3,34 3,35 -0.4%	7,08	6,97	7,97
Announcement Date		31/01/24	21/01/25	28/01/26	-

Quarterly results

Fiscal Period	June	2024 Q4	2025 Q1	2025 Q2	2025 Q3	2025 Q4	2026 Q1	2026 Q2	2026 Q3	2026 Q4	2027 Q1	2027 Q2	2027 Q3	2027 Q4	2028 Q1	2028 Q2
Net sales Million TWD	Released Forecast Spread	60 386 59 768 1.03%	57 859 57 493 0.64%	58 758 61 644 -4.68%	59 127 58 275 1.46%	61 810 59 707 3.52%	61 038 61 231 -0.32%	68 733 66 566 3.25%	75 741	78 450	78 847	84 156	90 175	91 050	99 411	105 580
EBITDA Million TWD	Released Forecast Spread	25 420 25 494 -0.29%	23 914 24 154 -0.99%	25 326 27 225 -6.98%	26 112 26 618 -1.9%	27 855 27 545 1.13%	27 263 28 453 -4.18%	31 188 29 860 4.45%	34 388	35 960	38 180	41 831	44 358	44 007	55 466	60 073
EBIT Million TWD	Released Forecast Spread	11 957 12 394 -3.53%	9 786 9 212 6.23%	10 820 12 087 -10.48%	11 118 10 687 4.03%	12 225 11 399 7.24%	11 276 11 674 -3.41%	14 950 13 702 9.11%	19 185	20 511	20 500	23 120	25 730	25 797	32 068	36 093
Earnings before Tax (EBT) Million TWD	Released Forecast Spread	10 514 13 185 -20.26%	9 347 10 542 -11.34%	10 154 13 045 -22.16%	14 644 11 138 31.48%	15 503 12 055 28.61%	16 644 12 483 33.33%	45 186 16 275 177.65%	21 135	22 389	21 609	25 513	27 555	27 403	33 347	37 547
Net income Million TWD	Released Forecast Spread	8 497 11 415 -25.56%	7 777 9 018 -13.76%	8 903 11 094 -19.76%	14 982 9 630 55.57%	10 055 10 337 -2.73%	16 171 10 545 53.36%	42 260 13 776 206.75%	17 723	18 650	18 522	21 885	23 683	23 553	28 370	31 932
EPS TWD	Released Forecast Spread	0,68 0,91 -25.27%	0,62 0,70 -12.03%	0,71 0,86 -17.31%	1,19 0,77 55.54%	0,81 0,82 -1.77%	1,29 0,84 53.71%	3,37 1,09 208.57%	1,39	1,46	1,47	1,72	1,85	1,84	2,27	2,55
Announcement Date		21/01/25	23/04/25	30/07/25	29/10/25	28/01/26	29/04/26	29/07/26	-	-	-	-	-	-	-	-

Upcoming sector events for United Microelectronics Corporation

Today	BROADCOM INC.	Earnings release - Q3 2026
Today	BROADCOM INC.	Earnings presentation	17:00
2026-09-02	DOSILICON CO., LTD.	Earnings presentation	21:00
2026-09-03	QUALCOMM INCORPORATED	Ex-dividend date - 0.92 USD	00:00
2026-09-03	MOORE THREADS TECHNOLOGY CO., LTD.	Earnings presentation	01:00
2026-09-03	ALCHIP TECHNOLOGIES, LIMITED	Ex-dividend date - 32.55166 TWD	00:00
2026-09-03	ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.	Extraordinary General Meeting	02:00
2026-09-03	AMBARELLA, INC.	Earnings release - Q2 2027
2026-09-03	AMBARELLA, INC.	Earnings presentation	16:30
2026-09-03	XI'AN MANARECO NEW MATERIALS CO.,LTD	Ex-dividend date - 0.12 CNY	00:00

More events

Past sector events for United Microelectronics Corporation

Today	XI'AN ESWIN MATERIAL TECHNOLOGY CO., LTD.	Earnings presentation	03:00
Today	CHANGSHA JINGJIA MICROELECTRONICS CO., LTD.	Earnings presentation	03:40
Today	JIANGXI LIAN CHUANG OPTOELECTRONIC SCIENCE AND TECHNOLOGY CO.,LTD.	Earnings presentation	03:30
Today	YAGUANG TECHNOLOGY GROUP COMPANY LIMITED	Earnings presentation	02:30
Today	HUNAN HUAMIN HOLDINGS CO., LTD.	Earnings presentation	03:40
2026-09-01	ANALOG DEVICES, INC.	Ex-dividend date - 1.1 USD	00:00
2026-09-01	CREDO TECHNOLOGY GROUP HOLDING LTD	Earnings presentation	17:00
2026-09-01	CREDO TECHNOLOGY GROUP HOLDING LTD	Earnings release - Q1 2027
Today	GRINM SEMICONDUCTOR MATERIALS CO., LTD.	Earnings presentation	21:00
2026-09-01	SHANGHAI NEW VISION MICROELECTRONICS CO., LTD	Earnings presentation	04:00