Calendar United Microelectronics Corporation

Stocks

2303

TW0002303005

Semiconductors

End-of-day quote Taiwan S.E. 30/10/2026			5-day change	1st Jan Change
111.50 ^TWD	-3.46%		-11.16%	+126.40%

10-29	Taiwan semiconductor industry group backs government review of nuclear power restart	RE
10-29	Taiwan semiconductor industry group backs government review of nuclear power restart	RE

Chart calendar United Microelectronics Corporation

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Upcoming events on United Microelectronics Corporation

05/11/2026	Sales and Revenue Release
04/12/2026	Sales and Revenue Release
07/01/2027	Sales and Revenue Release

Past events on United Microelectronics Corporation

28/10/2026	Earnings release - Q3 2026
28/10/2026	Earnings presentation	13:00
06/10/2026	Sales and Revenue Release
04/09/2026	Sales and Revenue Release
06/08/2026	Sales and Revenue Release
29/07/2026	Earnings release - Q2 2026
29/07/2026	Earnings presentation	13:00
29/07/2026	Board of Directors Meeting
06/07/2026	Sales and Revenue Release
05/06/2026	Sales and Revenue Release
27/05/2026	Annual General Meeting	05:00
07/05/2026	Sales and Revenue Release
29/04/2026	Earnings presentation	13:00
29/04/2026	Board of Directors Meeting
29/04/2026	Earnings release - Q1 2026
08/04/2026	Sales and Revenue Release
05/03/2026	Sales and Revenue Release
25/02/2026	Board of Directors Meeting
05/02/2026	Sales and Revenue Release
28/01/2026	Earnings presentation	13:00

Past dividends on United Microelectronics Corporation

08/07/2026

Ex-dividend date - 2.60808 TWD

08:00

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%	281 100	346 617	403 994
EBITDA Million TWD	Released Forecast Spread	98 375 98 791 -0.42%	99 781 100 623 -0.84%	103 208 101 593 1.59%	130 835	169 707	203 880
EBIT Million TWD	Released Forecast Spread	57 891 57 697 0.34%	51 613 51 779 -0.32%	43 949 43 047 2.1%	63 779	95 813	121 092
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%	101 869	103 049	128 482
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%	91 863	87 456	108 404
EPS TWD	Released Forecast Spread	4,93 4,75 3.8%	3,80 4,03 -5.62%	3,34 3,35 -0.4%	7,37	7,06	8,71
Announcement Date		31/01/24	21/01/25	28/01/26	-

Quarterly results

Fiscal Period	September	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	2028 Q3
Net sales Million TWD	Released Forecast Spread	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 66 627 3.16%	74 239 75 318 -1.43%	77 058	78 872	83 908	88 393	90 369	87 429	93 985	99 676
EBITDA Million TWD	Released Forecast Spread	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%	35 335 34 658 1.95%	35 103	37 274	41 513	43 835	44 394
EBIT Million TWD	Released Forecast Spread	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%	18 643 18 791 -0.79%	18 918	20 212	22 492	24 821	25 571	25 829	32 432	35 792
Earnings before Tax (EBT) Million TWD	Released Forecast Spread	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%	19 911 20 575 -3.23%	20 043	21 916	25 524	26 569	27 185	27 636	33 712	37 072
Net income Million TWD	Released Forecast Spread	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%	16 434 17 320 -5.12%	17 365	18 786	21 856	22 946	23 592	23 516	28 690	31 546
EPS TWD	Released Forecast Spread	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%	1,31 1,37 -4.16%	1,38	1,52	1,75	1,84	1,87	1,87	2,28	2,50
Announcement Date		23/04/25	30/07/25	29/10/25	28/01/26	29/04/26	29/07/26	28/10/26	-	-	-	-	-	-	-	-

Upcoming sector events for United Microelectronics Corporation

02/11/2026	TOWER SEMICONDUCTOR LTD.	Earnings presentation	19:00
02/11/2026	TOWER SEMICONDUCTOR LTD.	Earnings release - Q3 2026
02/11/2026	SIGMASTAR TECHNOLOGY LTD.	Ex-dividend date - 0.6 CNY	09:00
02/11/2026	SHENZHEN NEWWAY PHOTOMASK MAKING CO., LTD	Earnings presentation	09:00
02/11/2026	XI'AN MANARECO NEW MATERIALS CO.,LTD	Earnings presentation	05:00
02/11/2026	CHANGZHOU GALAXY CENTURY MICROELECTRONICS CO.,LTD.	Extraordinary General Meeting	10:00
03/11/2026	ON SEMICONDUCTOR CORPORATION	Earnings presentation	02:00
03/11/2026	ON SEMICONDUCTOR CORPORATION	Earnings release - Q3 2026
03/11/2026	WINBOND ELECTRONICS CORPORATION	Earnings release - Q3 2026
03/11/2026	WINBOND ELECTRONICS CORPORATION	Earnings presentation	11:00

More events

Past sector events for United Microelectronics Corporation

31/10/2026	CXMT CORPORATION	Earnings release - Q3 2026
31/10/2026	YUANJIE SEMICONDUCTOR TECHNOLOGY CO., LTD.	Earnings release - Q3 2026
31/10/2026	NATIONAL SILICON INDUSTRY GROUP CO., LTD.	Earnings release - Q3 2026
31/10/2026	VERISILICON MICROELECTRONICS (SHANGHAI) CO., LTD.	Earnings release - Q3 2026
31/10/2026	HANGZHOU SILAN MICROELECTRONICS CO., LTD.	Earnings release - Q3 2026
31/10/2026	ANJI MICROELECTRONICS TECHNOLOGY (SHANGHAI) CO., LTD.	Earnings release - Q3 2026
31/10/2026	GUOBO ELECTRONICS CO., LTD.	Earnings release - Q3 2026
31/10/2026	GALAXYCORE INC.	Earnings release - Q3 2026
31/10/2026	JOULWATT TECHNOLOGY CO., LTD.	Earnings release - Q3 2026
31/10/2026	SHANGHAI BELLING CO., LTD.	Earnings release - Q3 2026

Quarterly revenue - Rate of surprise

Rate of surprise - Net sales - Quarterly - United Microelectronics Corporation

Net sales - Rate of surprise

Rate of surprise - Net sales - Annual - United Microelectronics Corporation

Annual profits - Rate of surprise

Rate of surprise - EPS - Annual - United Microelectronics Corporation