ASE Technology Holding Co., Ltd. (ASX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

4,429,553,000Shares Outstanding

166,716,835Shares held by institutions

$5,239,910,124Value of institutional holdings

3.76%Institutional ownership %

-3.32%Shares Changed QoQ

309No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

ASE Technology Holding Co., Ltd. (NYSE:ASX) has 307 institutional investors that have filed 13F reports for the period ending December 2025.

These investors collectively held 3.6% of ASE Technology Holding's outstanding shares in December 2025, down from 4.0% in September 2025.
Their total shares held in ASX decreased -4.92% quarter over quarter, and separately, investors owning ASE Technology Holding increased 8.48% from a year ago.
Of these 307 holders, 179 added to their stakes in ASE Technology Holding, 93 trimmed positions, and 35 made no changes.
The aggregate institutional position in ASE Technology Holding amounted to 158.79Mn shares as of December 2025, down by 8.22Mn shares quarter on quarter, and down 17.39Mn shares year over year.
As of December 31, 2025, the biggest holder of ASE Technology Holding is Ninety One North America, Inc. at 451.79K shares, representing 0.01% of shares outstanding.
The biggest buyers of ASE Technology Holding for the quarter ending December 2025 included Raiffeisen Bank International AG (180.0K), E Fund Management Co., Ltd. (57.67K), RITHOLTZ WEALTH MANAGEMENT (25.19K), LVW Advisors, LLC (17.03K), WEALTH ENHANCEMENT ADVISORY SERVICES, LLC (16.93K).
Leading sellers of ASE Technology Holding shares for the quarter ending December 2025 were TT International Asset Management LTD (1.19Mn), OPPENHEIMER ASSET MANAGEMENT INC. (202.37K), BANQUE PICTET & CIE SA (94.94K), Bank Pictet & Cie (Europe) AG (53.95K), DELPHI MANAGEMENT INC /MA/ (39.64K).
Per Business Quant data, the top 10 holders of ASE Technology Holding for the quarter ending December 2025 are Ninety One North America, Inc. (451.79K), OPPENHEIMER ASSET MANAGEMENT INC. (438.36K), BANQUE PICTET & CIE SA (233.5K), Raiffeisen Bank International AG (180.0K), Legacy Wealth Asset Management, LLC (160.6K), Bank Pictet & Cie (Europe) AG (111.52K), Ninety One UK Ltd (99.66K), SIGNATUREFD, LLC (87.56K), Blue Trust, Inc. (71.43K), RITHOLTZ WEALTH MANAGEMENT (68.14K).

317 Institutional Holders

166,716,835 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
LAZARD ASSET MANAGEMENT LLC	31 Dec, 2025	20,010,829	1,997,888	11.09%	$322,174,350.00
BlackRock, Inc.	31 Dec, 2025	19,460,980	-37,310	-0.19%	$313,321,781.00
Goldman Sachs Group Inc	31 Dec, 2025	12,054,418	3,822,244	46.43%	$194,076,122.00
Morgan Stanley	31 Dec, 2025	10,607,588	1,330,580	14.34%	$170,782,203.00
UBS Group AG	31 Dec, 2025	9,038,322	922,692	11.37%	$145,516,984.00
Bank Of America Corp /De/	31 Dec, 2025	8,769,918	-10,553,050	-54.61%	$141,195,676.00
SCHRODER INVESTMENT MANAGEMENT GROUP	31 Dec, 2025	7,249,719	-8,731	-0.12%	$116,212,995.00
ACADIAN ASSET MANAGEMENT LLC	31 Dec, 2025	6,262,066	3,848,363	159.44%	$100,811.00
Cullen Capital Management, LLC	31 Dec, 2025	5,607,381	-11,441	-0.20%	$90,278,829.00
Rafferty Asset Management, LLC	31 Dec, 2025	4,653,904	198,581	4.46%	$74,927,854.00
Fisher Asset Management, LLC	31 Dec, 2025	4,641,965	-85,281	-1.80%	$74,735,634.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	4,231,316	556,532	15.14%	$68,124,188.00
Barclays Plc	31 Dec, 2025	3,748,570	-4,621,570	-55.21%	$60,351,977.00
HSBC HOLDINGS PLC	31 Dec, 2025	3,747,568	2,150,710	134.68%	$60,294,606.00
Citigroup Inc	31 Dec, 2025	3,160,889	618,003	24.30%	$50,890,313.00
Jpmorgan Chase & Co	31 Dec, 2025	3,143,595	-2,774,207	-46.88%	$50,611,881.00
ENVESTNET ASSET MANAGEMENT INC	31 Dec, 2025	2,556,869	92,513	3.75%	$41,165,594.00
EARNEST PARTNERS LLC	31 Dec, 2025	1,985,057	-1,595,755	-44.56%	$31,959,418.00
Wells Fargo & Company/Mn	31 Dec, 2025	1,456,181	197,884	15.73%	$23,444,517.00
Creative Planning	31 Dec, 2025	1,369,918	235,514	20.76%	$22,055,672.00

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