Rafferty Asset Management, LLC United Microelectronics Corp Transaction History

Rafferty Asset Management, LLC

$29.7 Billion
Q3 2025

A detailed history of Rafferty Asset Management, LLC transactions in United Microelectronics Corp stock. As of the latest transaction made, Rafferty Asset Management, LLC holds 6,220,701 shares of UMC stock, worth $44.4 Million. This represents 0.16% of its overall portfolio holdings.

Number of Shares

6,220,701

Previous 8,403,064 25.97%

Holding current value

$44.4 Million

Previous $64.3 Million 26.65%

% of portfolio

0.16%

Previous 0.22%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	SELL	$6.58 - $7.86 $14.4 Million - $17.2 Million	-2,182,363 Reduced 25.97%	6,220,701 $47.2 Million
Q2 2025 Aug 14, 2025	BUY	$6.12 - $8.32 $17.3 Million - $23.5 Million	2,826,486 Added 50.68%	8,403,064 $64.3 Million
Q1 2025 May 14, 2025	SELL	$5.69 - $7.15 $3.41 Million - $4.28 Million	-599,160 Reduced 9.7%	5,576,578 $39.9 Million
Q4 2024 Feb 14, 2025	SELL	$6.34 - $8.35 $1.96 Million - $2.59 Million	-309,759 Reduced 4.78%	6,175,738 $40.1 Million
Q3 2024 Nov 13, 2024	BUY	$7.43 - $8.89 $4.05 Million - $4.85 Million	545,379 Added 9.18%	6,485,497 $54.6 Million
Q2 2024 Aug 13, 2024	SELL	$7.4 - $8.91 $5.09 Million - $6.13 Million	-687,874 Reduced 10.38%	5,940,118 $52 Million
Q1 2024 May 13, 2024	BUY	$7.54 - $8.48 $16.5 Million - $18.6 Million	2,192,753 Added 49.44%	6,627,992 $53.6 Million
Q4 2023 Feb 13, 2024	BUY	$6.88 - $8.66 $2.44 Million - $3.08 Million	355,186 Added 8.71%	4,435,239 $37.5 Million
Q3 2023 Nov 13, 2023	SELL	$6.73 - $7.95 $1.21 Million - $1.43 Million	-180,151 Reduced 4.23%	4,080,053 $28.8 Million
Q2 2023 Aug 11, 2023	BUY	$7.67 - $8.92 $7.16 Million - $8.33 Million	933,493 Added 28.06%	4,260,204 $33.6 Million
Q1 2023 May 11, 2023	BUY	$6.59 - $8.8 $3.06 Million - $4.09 Million	465,065 Added 16.25%	3,326,711 $29.1 Million
Q4 2022 Feb 13, 2023	BUY	$5.36 - $7.58 $727,534 - $1.03 Million	135,734 Added 4.98%	2,861,646 $18.7 Million
Q3 2022 Nov 14, 2022	BUY	$5.57 - $7.3 $337,959 - $442,927	60,675 Added 2.28%	2,725,912 $15.2 Million
Q2 2022 Aug 12, 2022	SELL	$6.77 - $9.08 $4.81 Million - $6.45 Million	-709,948 Reduced 21.03%	2,665,237 $18 Million
Q1 2022 May 13, 2022	BUY	$8.76 - $11.69 $4.5 Million - $6.01 Million	513,824 Added 17.96%	3,375,185 $30.8 Million
Q4 2021 Feb 10, 2022	BUY	$10.16 - $12.54 $10.4 Million - $12.8 Million	1,021,414 Added 55.51%	2,861,361 $33.5 Million
Q3 2021 Nov 10, 2021	BUY	$9.16 - $12.5 $16.9 Million - $23 Million	1,839,947 New	1,839,947 $21 Million

Others Institutions Holding UMC

# of Institutions

281

Shares Held

130M

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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Rafferty Asset Management, LLC United Microelectronics Corp Transaction History