United Microelectronics Corp

VANGUARD GROUP INC UMC

Report date

12/31/2025

Quarter

2025 Q4

Filed

1/29/2026

Shares

13,524,036

Value ($000)

106,299

Weight

0.0%

2013 Q4 - 2025 Q4 (28 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	1/29/2026	106,299	0.0%	13,524,036	12/31/2025
2025 Q3	11/7/2025	108,033	0.0%	14,252,440	9/30/2025
2025 Q2	8/11/2025	113,415	0.0%	14,825,471	6/30/2025
2025 Q1	5/9/2025	112,342	0.0%	15,712,184	3/31/2025
2024 Q4	2/11/2025	103,501	0.0%	15,947,754	12/31/2024
2024 Q3	11/13/2024	127,961	0.0%	15,197,282	9/30/2024
2024 Q2	8/13/2024	133,308	0.0%	15,217,790	6/30/2024
2024 Q1	5/10/2024	124,093	0.0%	15,339,014	3/31/2024
2023 Q4	3/11/2024	134,250	0.0%	15,868,813	12/31/2023
2023 Q3	12/18/2023	108,970	0.0%	15,434,795	9/30/2023
2023 Q2	8/14/2023	122,663	0.0%	15,546,618	6/30/2023
2023 Q1	7/14/2023	139,225	0.0%	15,893,320	3/31/2023
2022 Q4	2/10/2023	98,681	0.0%	15,112,013	12/31/2022
2022 Q3	11/14/2022	88,849	0.0%	15,951,350	9/30/2022
2022 Q2	8/12/2022	111,055	0.0%	16,403,912	6/30/2022
2022 Q1	5/13/2022	149,250	0.0%	16,365,177	3/31/2022
2021 Q4	2/14/2022	208,707	0.0%	17,838,202	12/31/2021
2021 Q3	11/12/2021	205,105	0.0%	17,944,455	9/30/2021
2021 Q2	8/13/2021	168,518	0.0%	17,832,606	6/30/2021
2021 Q1	5/14/2021	174,217	0.0%	19,123,681	3/31/2021
2020 Q4	2/12/2021	176,154	0.0%	20,895,976	12/31/2020
2020 Q3	11/16/2020	102,282	0.0%	21,353,129	9/30/2020
2020 Q2	8/14/2020	58,809	0.0%	22,275,953	6/30/2020
2020 Q1	5/15/2020	54,271	0.0%	25,009,896	3/31/2020
2019 Q4	2/14/2020	69,723	0.0%	26,016,268	12/31/2019
2014 Q2	8/11/2014	77,703	0.0%	32,241,795	6/30/2014
2014 Q1	5/13/2014	64,347	0.0%	30,936,281	3/31/2014
2013 Q4	2/12/2014	66,909	0.0%	32,798,654	12/31/2013