Dimensional Fund Advisors LP United Microelectronics Corp Transaction History

Dimensional Fund Advisors LP

$449 Billion
Q3 2025

A detailed history of Dimensional Fund Advisors LP transactions in United Microelectronics Corp stock. As of the latest transaction made, Dimensional Fund Advisors LP holds 2,084,585 shares of UMC stock, worth $14.9 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

2,084,585

Previous 1,743,615 19.56%

Holding current value

$14.9 Million

Previous $13.3 Million 18.47%

% of portfolio

0.0%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	BUY	$6.58 - $7.86 $2.24 Million - $2.68 Million	340,970 Added 19.56%	2,084,585 $15.8 Million
Q2 2025 Aug 12, 2025	BUY	$6.12 - $8.32 $1.91 Million - $2.59 Million	311,498 Added 21.75%	1,743,615 $13.3 Million
Q1 2025 May 13, 2025	BUY	$5.69 - $7.15 $817,106 - $1.03 Million	143,604 Added 11.14%	1,432,117 $10.2 Million
Q4 2024 Feb 13, 2025	BUY	$6.34 - $8.35 $1.36 Million - $1.79 Million	214,783 Added 20.0%	1,288,513 $8.36 Million
Q3 2024 Nov 07, 2024	BUY	$7.43 - $8.89 $2.65 Million - $3.17 Million	356,349 Added 49.67%	1,073,730 $9.04 Million

Q2 2024 Aug 09, 2024	SELL	$7.4 - $8.91 $21,837 - $26,293	-2,951 Reduced 0.41%	717,381 $6.28 Million
Q1 2024 May 10, 2024	BUY	$7.54 - $8.48 $496,071 - $557,916	65,792 Added 10.05%	720,332 $5.83 Million
Q4 2023 Feb 07, 2024	SELL	$6.88 - $8.66 $172,323 - $216,907	-25,047 Reduced 3.69%	654,540 $5.54 Million
Q3 2023 Nov 09, 2023	SELL	$6.73 - $7.95 $60,294 - $71,224	-8,959 Reduced 1.3%	679,587 $4.8 Million
Q2 2023 Aug 09, 2023	BUY	$7.67 - $8.92 $31,707 - $36,875	4,134 Added 0.6%	688,546 $5.43 Million
Q1 2023 May 12, 2023	BUY	$6.59 - $8.8 $100,504 - $134,208	15,251 Added 2.28%	684,412 $6 Million
Q4 2022 Feb 09, 2023	SELL	$5.36 - $7.58 $686,331 - $970,596	-128,047 Reduced 16.06%	669,161 $4.38 Million
Q3 2022 Nov 10, 2022	BUY	$5.57 - $7.3 $1.09 Million - $1.43 Million	196,482 Added 32.71%	797,208 $4.44 Million
Q2 2022 Aug 12, 2022	BUY	$6.77 - $9.08 $25,705 - $34,476	3,797 Added 0.64%	600,726 $4.07 Million
Q1 2022 May 13, 2022	BUY	$8.76 - $11.69 $2.94 Million - $3.92 Million	335,240 Added 128.11%	596,929 $5.45 Million
Q4 2021 Feb 09, 2022	BUY	$10.16 - $12.54 $1.77 Million - $2.19 Million	174,400 Added 199.8%	261,689 $3.06 Million
Q3 2021 Nov 12, 2021	SELL	$9.16 - $12.5 $398,340 - $543,587	-43,487 Reduced 33.25%	87,289 $998,000
Q2 2021 Aug 12, 2021	SELL	$8.17 - $11.19 $24,640 - $33,749	-3,016 Reduced 2.25%	130,776 $1.24 Million
Q1 2021 May 14, 2021	SELL	$8.01 - $10.78 $494,625 - $665,675	-61,751 Reduced 31.58%	133,792 $1.22 Million
Q4 2020 Feb 25, 2021	BUY	$4.81 - $9.04 $940,561 - $1.77 Million	195,543 New	195,543 $1.65 Million

Others Institutions Holding UMC

# of Institutions

280

Shares Held

131M

Call Options Held

280K

Put Options Held

1.6M

View Full List

About UNITED MICROELECTRONICS CORP

Ticker UMC
Exchange NYSE
Sector Technology
Industry Semiconductors
Shares Outstandng 2,496,399,872
Market Cap $17.8B
Description
United Microelectronics Corporation operates as a semiconductor wafer foundry in Taiwan, Singapore, China, Hong Kong, Japan, the United States, Europe, and internationally. The company provides circuit design, mask tooling, wafer fabrication, and assembly and testing services. It serves fabless design companies and integrated device manufacturer...

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Dimensional Fund Advisors LP United Microelectronics Corp Transaction History