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 2303?
Owner Type	Number of Shares	Ownership Percentage
Employee Share Scheme	147,747,917	1.18%
Individual Insiders	175,579,367	1.4%
Public Companies	266,580,424	2.13%
Private Companies	637,334,000	5.09%
General Public	5,438,754,319	43.4%
Institutions	5,862,470,357	46.8%

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

Top Shareholders

Top 25 shareholders own 45.7% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
6.41%	BlackRock, Inc.	803,151,936	NT$36.1b	0%	0.02%
4.46%	Yuanta Securities Investment Trust Co., Ltd.	558,495,592	NT$25.1b	0%	2.76%
3.97%	The Vanguard Group, Inc.	497,669,427	NT$22.3b	0.72%	0.01%
3.52%	Hsun Chieh Investment Co. Ltd.	441,371,000	NT$19.8b	0%	no data
3.44%	Capital Investment Trust Corporation	430,529,729	NT$19.3b	0%	6.23%
3.27%	Fubon Life Insurance Co., Ltd., Asset Management Arm	409,202,000	NT$18.4b	0%	3.37%
2.13%	Silicon Integrated Systems Corp.	266,580,424	NT$12.0b	0%	no data
1.98%	Cathay Securities Investment Trust Co., LTD	248,340,046	NT$11.2b	0%	2.23%
1.75%	Taiwan Life Insurance Co. Ltd., Asset Management Arm	219,098,000	NT$9.8b	0%	14.67%
1.61%	Fuh Hwa Securities Investment Trust Co., Ltd.	202,070,900	NT$9.1b	0%	2.78%
1.59%	New Labor Pension Scheme	198,995,700	NT$8.9b	0%	0.96%
1.54%	Yann Yuan Investment Co., Ltd.	192,963,000	NT$8.7b	0%	no data
1.41%	China Life Insurance Co. Ltd, Asset Management Arm	176,266,000	NT$7.9b	0%	25.33%
1.25%	Dimensional Fund Advisors LP	157,200,862	NT$7.1b	-0.01%	0.03%
1.22%	Norges Bank Investment Management	153,395,885	NT$6.9b	0%	0.02%
1.18%	United Microelectronics Corporation, ESOP	147,747,917	NT$6.6b	0%	no data
0.76%	UBS Asset Management AG	95,838,464	NT$4.3b	13.2%	0.02%
0.76%	Geode Capital Management, LLC	95,481,930	NT$4.3b	4.49%	0.01%
0.65%	Uni-President Assets Management Corp.	81,202,900	NT$3.6b	0%	2.38%
0.56%	Goldman Sachs Asset Management, L.P.	70,272,675	NT$3.2b	-1.94%	0.03%
0.53%	Fubon Asset Management Co., Ltd.	66,099,823	NT$3.0b	0%	1.2%
0.48%	Jia Cong Hung	60,570,887	NT$2.7b	0%	no data
0.44%	Schroder Investment Management Limited	55,472,784	NT$2.5b	5.51%	0.04%
0.39%	Amundi Asset Management SAS	49,467,434	NT$2.2b	1.64%	0.01%
0.38%	CTBC Securities Investment Trust Co., Ltd.	47,455,058	NT$2.1b	0%	1.93%