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

Institutions by Trading Activity

Ownership Statistics

29,251,380Shares Outstanding

306,221Shares held by institutions

$7,187,007Value of institutional holdings

529.41%Institutional ownership %

3.05%Shares Changed QoQ

294No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 294 institutions have reported a stake in ASE Technology Holding Co., Ltd. (NYSE:ASX) as of December 2025, according to recent 13F filings with the SEC.

ASE Technology Holding saw its institutional ownership percentage fell to 529.4% in December 2025 from 549.4% in September 2025.
The company experienced a 3.05% quarterly change in institutional shares held, alongside an increase of 3.89% in total owners annually.
The latest 13F cycle for ASE Technology Holding reveals that of 294 total investors, 175 funds grew their exposure, whereas 82 reduced theirs and 37 made no changes.
The total number of shares held by institutions in ASE Technology Holding increased to 154.86Mn as of December 2025, a net change of up by 4.59Mn shares quarter on quarter, and down 11.81Mn shares year over year.
The top institutional stake in ASE Technology Holding as of December 31, 2025 belongs to LAZARD ASSET MANAGEMENT LLC, which owns 20.01Mn shares, or 68.41% of the company.
Among the most significant buyers of ASE Technology Holding during December 2025 were ACADIAN ASSET MANAGEMENT LLC (3.85Mn), LAZARD ASSET MANAGEMENT LLC (2.00Mn), MORGAN STANLEY (1.33Mn), UBS Group AG (922.69K), BARCLAYS PLC (804.82K).
Leading sellers of ASE Technology Holding stock in December 2025 included GOLDMAN SACHS GROUP INC (2.20Mn), MILLENNIUM MANAGEMENT LLC (1.80Mn), EARNEST PARTNERS LLC (1.60Mn), Verition Fund Management LLC (1.09Mn), BANK OF AMERICA CORP /DE/ (891.57K).
The top 10 institutional holders of ASE Technology Holding for the quarter ending December 2025 included LAZARD ASSET MANAGEMENT LLC (20.01Mn), BlackRock, Inc. (19.46Mn), MORGAN STANLEY (10.61Mn), UBS Group AG (9.04Mn), BANK OF AMERICA CORP /DE/ (8.77Mn), SCHRODER INVESTMENT MANAGEMENT GROUP (7.25Mn), ACADIAN ASSET MANAGEMENT LLC (6.26Mn), GOLDMAN SACHS GROUP INC (6.03Mn), Cullen Capital Management, LLC (5.61Mn), Rafferty Asset Management, LLC (4.65Mn).

294 Institutional Holders

306,221 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
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	-891,566	-9.23%	$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
GOLDMAN SACHS GROUP INC	31 Dec, 2025	6,027,209	-2,204,965	-26.78%	$97,038,061.00
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	804,816	27.34%	$60,351,977.00
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	184,694	6.24%	$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
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	1,365,715	-1,803,552	-56.91%	$21,988,012.00

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