United Microelectronics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of UMC N?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	166,817,773	1.33%
Employee Share Scheme	193,244,150	1.54%
Public Companies	266,580,424	2.13%
Private Companies	637,485,860	5.09%
Institutions	4,498,858,507	35.9%
General Public	6,766,047,261	54%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 36.59% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
6.35%	BlackRock, Inc.	795,852,576	Mex$22.2b	13%	0.02%
3.52%	Hsun Chieh Investment Co. Ltd.	441,371,000	Mex$12.3b	0%	no data
2.63%	Yuanta Securities Investment Trust Co., Ltd.	329,441,735	Mex$9.2b	18.1%	2.26%
2.13%	Silicon Integrated Systems Corp.	266,580,424	Mex$7.4b	0%	no data
1.76%	The Vanguard Group, Inc.	220,753,970	Mex$6.2b	0.99%	no data
1.76%	Taiwan Life Insurance Co. Ltd., Asset Management Arm	219,975,000	Mex$6.1b	0%	18.09%
1.58%	Capital Investment Trust Corporation	198,080,842	Mex$5.5b	103%	5.58%
1.54%	United Microelectronics Corporation, ESOP	193,244,150	Mex$5.4b	0%	no data
1.54%	Yann Yuan Investment Co., Ltd.	193,000,000	Mex$5.4b	0%	no data
1.48%	Cathay Securities Investment Trust Co., LTD	186,024,612	Mex$5.2b	281%	2.05%
1.4%	New Labor Pension Scheme	175,118,600	Mex$4.9b	0%	1.49%
1.38%	Norges Bank Investment Management	172,528,514	Mex$4.8b	-4.65%	0.02%
1.38%	Fubon Life Insurance Co., Ltd., Asset Management Arm	172,449,000	Mex$4.8b	0%	2.05%
1.34%	Dimensional Fund Advisors LP	167,857,473	Mex$4.7b	0.46%	0.05%
1.33%	China Life Insurance Co. Ltd, Asset Management Arm	167,033,000	Mex$4.7b	0%	32.44%
0.95%	Goldman Sachs Asset Management, L.P.	119,205,283	Mex$3.3b	-0.26%	0.05%
0.67%	Fubon Asset Management Co., Ltd.	83,528,591	Mex$2.3b	74.8%	1.92%
0.59%	Geode Capital Management, LLC	74,371,165	Mex$2.1b	3.06%	0.01%
0.59%	Fuh Hwa Securities Investment Trust Co., Ltd.	74,016,638	Mex$2.1b	89.1%	1.54%
0.58%	UBS Asset Management AG	72,263,305	Mex$2.0b	0.34%	0.02%
0.51%	AllianceBernstein L.P.	63,397,669	Mex$1.8b	-24.1%	0.03%
0.46%	Jia Cong Hung	57,170,887	Mex$1.6b	0%	no data
0.39%	CTBC Securities Investment Trust Co., Ltd.	49,341,397	Mex$1.4b	23.4%	2.48%
0.38%	JP Morgan Asset Management	47,878,634	Mex$1.3b	-0.71%	0.01%
0.35%	SinoPac Securities Investment Trust Co.,Ltd.	43,260,762	Mex$1.2b	-2.09%	10.11%