ASX ASE Technology Holding Co., Ltd.

NYSE
$36.51

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

What the institutions did with ASX last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.

Managers reporting
512
filed a 13F this quarter
Managers holding
477
+114 on the quarter
Buyers
298
149 opened new
Sellers
174
35 sold out entirely
Buyer share
63.1%
of managers who traded it
Breadth
+26.3
net buyers, as a share of those trading

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Largest holders

Manager Shares % of reported
BlackRock, Inc. 26.3M 17.1%
BANK OF AMERICA CORP /DE/ 9.4M 6.1%
GOLDMAN SACHS GROUP INC 8.3M 5.4%
LAZARD ASSET MANAGEMENT LLC 8.0M 5.2%
UBS Group AG 7.8M 5.1%
MORGAN STANLEY 5.8M 3.8%
Rafferty Asset Management, LLC 5.5M 3.6%
AMERICAN CENTURY COMPANIES INC 5.3M 3.5%
JPMORGAN CHASE & CO 5.3M 3.5%
ACADIAN ASSET MANAGEMENT LLC 4.9M 3.2%
Fisher Asset Management, LLC 4.4M 2.9%
CITIGROUP INC 4.3M 2.8%
Man Group plc 3.9M 2.5%
BARCLAYS PLC 3.5M 2.3%
Cullen Capital Management, LLC 2.1M 1.4%
Creative Planning 2.0M 1.3%
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 1.8M 1.2%
DIMENSIONAL FUND ADVISORS LP 1.6M 1.0%
EARNEST PARTNERS LLC 1.4M 0.9%
ENVESTNET ASSET MANAGEMENT INC 1.4M 0.9%
NATIXIS ADVISORS, LLC 1.3M 0.9%
MILLENNIUM MANAGEMENT LLC 1.3M 0.8%
NORTHERN TRUST CORP 1.2M 0.8%
JONES FINANCIAL COMPANIES LLLP 1.2M 0.8%
Connor, Clark & Lunn Investment Management Ltd. 1.2M 0.8%

Largest changes

Manager Action Previous Current Change
LAZARD ASSET MANAGEMENT LLC Reduced 13.5M 8.0M -5.6M
BlackRock, Inc. Increased 22.2M 26.3M +4.1M
Man Group plc Increased 350.6K 3.9M +3.5M
JANE STREET GROUP, LLC Sold Out 3.1M 0 -3.1M
JPMORGAN CHASE & CO Increased 2.6M 5.3M +2.7M
BANK OF AMERICA CORP /DE/ Increased 6.8M 9.4M +2.6M
GOLDMAN SACHS GROUP INC Increased 5.8M 8.3M +2.5M
ACADIAN ASSET MANAGEMENT LLC Reduced 7.4M 4.9M -2.5M
Rafferty Asset Management, LLC Increased 3.6M 5.5M +1.9M
Cullen Capital Management, LLC Reduced 4.0M 2.1M -1.9M
Point72 Asset Management, L.P. Sold Out 1.7M 0 -1.7M
Bridgewater Associates, LP Sold Out 1.5M 0 -1.5M
UBS Group AG Reduced 9.3M 7.8M -1.5M
HSBC HOLDINGS PLC Reduced 1.8M 461.0K -1.3M
MARSHALL WACE, LLP Reduced 1.0M 8.7K -991.8K
MORGAN STANLEY Reduced 6.7M 5.8M -931.9K
TT International Asset Management LTD Increased 42.9K 907.8K +864.9K
CITIGROUP INC Increased 3.5M 4.3M +802.4K
DEUTSCHE BANK AG\ Reduced 780.7K 58.6K -722.1K
JONES FINANCIAL COMPANIES LLLP Reduced 1.8M 1.2M -634.8K
NATIXIS ADVISORS, LLC Reduced 1.9M 1.3M -634.8K
Connor, Clark & Lunn Investment Management Ltd. Increased 566.0K 1.2M +633.6K
NINE MASTS CAPITAL Ltd Reduced 777.2K 158.2K -619.0K
ENVESTNET ASSET MANAGEMENT INC Reduced 2.0M 1.4M -586.5K
Ovata Capital Management Ltd Increased 214.3K 729.0K +514.7K

13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.