As of the 13F quarter ended Jun 30, 2026, 482 institutions held 6.89% of ASE Technology Holding (ASX) shares outstanding. Versus the prior quarter, institutional ownership was down 0.18 percentage points, the holder count rose by 112 and shares held were down 2.49%. The largest holder is BlackRock, Inc. with 26.26Mn shares (1.18% of outstanding).
ASE Technology Holding Co., Ltd. (NYSE:ASX) appeared in the 13F filings of 482 institutional investors for the quarter ended June 30, 2026.
| # | Institution | CIK | Shares Held | % of Outstanding | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 0002012383 | 26,255,012 | 1.18% | ▲4,067,548 | +18.33% | $1.18Bn |
| 2 | Bank Of America Corp /De/ | 0000070858 | 9,387,504 | 0.42% | ▲2,554,124 | +37.38% | $423.56Mn |
| 3 | Goldman Sachs Group Inc | 0000886982 | 8,300,320 | 0.37% | ▲2,455,169 | +42.00% | $374.51Mn |
| 4 | LAZARD ASSET MANAGEMENT LLC | 0001207017 | 7,970,225 | 0.36% | ▼5,559,908 | -41.09% | $359.62Mn |
| 5 | UBS Group AG | 0001610520 | 7,787,150 | 0.35% | ▼1,496,615 | -16.12% | $351.36Mn |
| 6 | Morgan Stanley | 0000895421 | 5,796,296 | 0.26% | ▼931,913 | -13.85% | $261.53Mn |
| 7 | Rafferty Asset Management, LLC | 0001389426 | 5,521,348 | 0.25% | ▲1,941,218 | +54.22% | $249.12Mn |
| 8 | AMERICAN CENTURY COMPANIES INC | 0000748054 | 5,332,790 | 0.24% | ▼494,623 | -8.49% | $240.62Mn |
| 9 | Jpmorgan Chase & Co | 0000019617 | 5,309,786 | 0.24% | ▲2,662,590 | +100.58% | $223.70Mn |
| 10 | ACADIAN ASSET MANAGEMENT LLC | 0000916542 | 4,916,882 | 0.22% | ▼2,453,552 | -33.29% | $221.83K |
| 11 | Fisher Asset Management, LLC | 0000850529 | 4,402,301 | 0.20% | ▼402,782 | -8.38% | $198.63Mn |
| 12 | Citigroup Inc | 0000831001 | 4,262,000 | 0.19% | ▲802,371 | +23.19% | $192.30Mn |
| 13 | Man Group plc | 0001637460 | 3,856,454 | 0.17% | ▲3,505,899 | +1,000.10% | $174.00Mn |
| 14 | Barclays Plc | 0000312069 | 3,489,880 | 0.16% | ▲118,090 | +3.50% | $157.46Mn |
| 15 | Cullen Capital Management, LLC | 0001362535 | 2,090,788 | 0.09% | ▼1,920,711 | -47.88% | $94.34Mn |
| 16 | Creative Planning | 0001540235 | 1,998,994 | 0.09% | ▲102,716 | +5.42% | $90.19Mn |
| 17 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0001694217 | 1,796,967 | 0.08% | ▲1,219 | +0.07% | $81.08Mn |
| 18 | DIMENSIONAL FUND ADVISORS LP | 0000354204 | 1,587,983 | 0.07% | ▲188,430 | +13.46% | $71.65Mn |
| 19 | EARNEST PARTNERS LLC | 0001102578 | 1,434,870 | 0.06% | ▼292,574 | -16.94% | $64.74Mn |
| 20 | ENVESTNET ASSET MANAGEMENT INC | 0001407543 | 1,412,399 | 0.06% | ▼586,515 | -29.34% | $63.73Mn |