ASE Technology Holding 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 3711?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	3,534,746	0.0815%
Individual Insiders	1,238,454,760	28.5%
General Public	1,332,284,701	30.7%
Institutions	1,764,849,130	40.7%

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

Top Shareholders

Top 25 shareholders own 55.78% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
24.7%	C. S. Chang	1,070,403,188	NT$165.9b	0%	no data
3.26%	BlackRock, Inc.	141,615,735	NT$22.0b	0.06%	0.01%
3.24%	The Vanguard Group, Inc.	140,784,353	NT$21.8b	-0.14%	0.01%
2.86%	Hung-Pen Chang	124,175,228	NT$19.2b	0%	no data
2.8%	Yuanta Securities Investment Trust Co., Ltd.	121,381,615	NT$18.8b	0%	2.04%
1.65%	Cathay Securities Investment Trust Co., LTD	71,549,233	NT$11.1b	0%	2.2%
1.58%	Fuh Hwa Securities Investment Trust Co., Ltd.	68,424,448	NT$10.6b	0%	3.2%
1.57%	Lazard Asset Management LLC	67,986,855	NT$10.5b	-7.25%	0.28%
1.54%	New Labor Pension Scheme	66,978,332	NT$10.4b	0%	1.1%
1.26%	Dimensional Fund Advisors LP	54,654,274	NT$8.5b	-0.18%	0.04%
1.26%	Fubon Life Insurance Co., Ltd., Asset Management Arm	54,524,000	NT$8.5b	0%	1.53%
1.25%	JP Morgan Asset Management	54,412,630	NT$8.4b	0.53%	0.03%
1.18%	UBS Asset Management AG	51,215,928	NT$7.9b	0.27%	0.02%
1.15%	Bank of Taiwan, Asset Management Arm	49,712,976	NT$7.7b	0%	10.9%
0.93%	Schroder Investment Management Limited	40,439,806	NT$6.3b	-0.03%	0.12%
0.87%	Norges Bank Investment Management	37,716,263	NT$5.8b	0%	0.01%
0.7%	Fisher Asset Management, LLC	30,335,230	NT$4.7b	10.8%	0.06%
0.64%	Geode Capital Management, LLC	27,706,110	NT$4.3b	0.04%	0.01%
0.62%	Schroder Investment Management (Singapore) Ltd.	26,908,000	NT$4.2b	0%	0.99%
0.55%	Massachusetts Financial Services Company	23,733,000	NT$3.7b	18%	0.02%
0.5%	Arrowstreet Capital, Limited Partnership	21,620,372	NT$3.4b	0%	0.08%
0.49%	Uni-President Assets Management Corp.	21,209,357	NT$3.3b	0%	2.12%
0.45%	Janus Henderson Group plc	19,582,345	NT$3.0b	0%	0.04%
0.39%	Cullen Capital Management, LLC	16,819,922	NT$2.6b	-2.29%	0.78%
0.38%	T. Rowe Price Group, Inc.	16,634,000	NT$2.6b	-32.6%	0.01%