United Microelectronics Corp (UMC)

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Sector: Technology

Hedge Fund Popularity

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Hedge Fund Holdings

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Last updated on February 13, 2026, 5:04pm based on SEC 13F filings Last update: February 13, 2026, 5:04pm

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	Marshall Wace LLP Paul Marshall And Ian Wace	4,739,326	$37,251,102	+70%	0.03%
2.	Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell	128,821	$1,012,533		0%
3.	Bayforest Capital Theodoros Tsagaris	70,237	$552,063	+18%	0.41%
4.	Walleye CapitalPUT Will England	20,000	$157,200		0%
5.	Walleye Capital Will England	16,240	$127,646		0%

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	26,983,515	$212,090,432	0%
2.	Vanguard Group Inc	13,524,036	$106,298,923	0%
3.	Morgan Stanley	7,668,830	$60,277,022	0%
4.	Rafferty Asset Management, Llc	6,477,830	$50,915,744	0.18%
5.	Barclays Plc	5,511,784	$43,322,622	0.01%