NYSE: ASX
Ase Technology Holding Co Ltd Stock Ownership - Who owns Ase Technology Holding Co?

Insider buying vs selling

Have Ase Technology Holding Co Ltd insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jeffrey ChenDirector2026-04-249,000$473.00
$4.26MSell
Jeffrey ChenDirector2026-04-239,000$487.67
$4.39MSell
Jeffrey ChenDirector2026-04-229,000$466.50
$4.20MSell
Jeffrey ChenDirector2026-04-219,000$463.50
$4.17MSell
Jeffrey ChenDirector2026-04-209,000$461.50
$4.15MSell
Tienszu ChenGM ASE Inc. Chung-Li Branch2026-04-20328,000$465.11
$152.56MSell
Tienszu ChenGM ASE Inc. Chung-Li Branch2026-04-2080,000$471.00
$37.68MSell
Tienszu ChenGM ASE Inc. Chung-Li Branch2026-04-2050,000$467.00
$23.35MSell
Tienszu ChenGM ASE Inc. Chung-Li Branch2026-04-2072,000$466.00
$33.55MSell
Jeffrey ChenDirector2026-04-179,000$454.00
$4.09MSell

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Net Insider Buy/Sell (L12M) Ownership

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ASX Shareholders

What type of owners hold Ase Technology Holding Co Ltd stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Chien Shen Chang21.49%955,600,353$30.02BInsider
Hung Pen Chang2.79%124,175,228$3.90BInsider
Lazard Asset Management LLC0.45%20,010,829$628.54MInstitution
Blackrock Inc0.44%19,460,980$611.27MInstitution
Chiwen Tsai0.34%15,264,000$479.44MInsider
Morgan Stanley0.24%10,607,588$333.18MInstitution
Ubs Group Ag0.20%9,038,322$283.89MInstitution
Bank Of America Corp0.20%8,769,918$275.46MInstitution
Tienyue Wu0.17%7,677,473$241.15MInsider
Schroder Investment Management Group0.16%7,249,719$227.71MInstitution

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ASX vs Semiconductor Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ASX3.62%25.15%Net BuyingNet Buying
Q73.01%0.13%Net SellingNet Selling
TSEM65.13%0.00%
UMC1.20%0.90%
ALAB68.26%29.67%Net SellingNet Selling

Ase Technology Holding Co Stock Ownership FAQ

Who owns Ase Technology Holding Co?

Ase Technology Holding Co (NYSE: ASX) is owned by 3.62% institutional shareholders, 25.15% Ase Technology Holding Co insiders, and 71.23% retail investors. Chien Shen Chang is the largest individual Ase Technology Holding Co shareholder, owning 955.60M shares representing 21.49% of the company. Chien Shen Chang's Ase Technology Holding Co shares are currently valued at $30.19B.

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