ASX
ASE Technology Holding Co., Ltd. · Technology · Semiconductors
Momentum inputs (comparable managers):
holder breadth +30.0% ·
share flow -11.7% ·
net new positions +20.0%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 105 | +14 | 119.71M | $5.37B | +21 | −7 |
| Q1 2026 | 92 | +13 | 120.50M | $2.61B | +16 | −3 |
| Q4 2025 | 78 | -1 | 117.46M | $1.89B | +2 | −3 |
| Q3 2025 | 13 | 0 | 57.70M | $639.92M | +1 | −1 |
| Q2 2025 | 10 | -1 | 30.88M | $319.03M | +1 | −2 |
| Q1 2025 | 8 | +2 | 16.87M | $147.75M | +2 | — |
| Q4 2024 | 6 | 0 | 19.11M | $192.41M | — | — |
| Q3 2024 | 6 | 0 | 18.69M | $182.45M | +2 | −2 |
| Q2 2024 | 6 | — | 25.43M | $290.40M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fisher Asset Management ✦ | 9.57M | -38.9% | $83.85M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 2 | Millennium Management ✦ | 3.84M | +111.1% | $33.60M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | D. E. Shaw & Co. ✦ | 1.62M | +101.9% | $14.17M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 4 | Citadel Advisors ✦ | 848.57K | +50.8% | $7.43M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | Marshall Wace ✦ | 575.80K | New | $5.04M | 0.0% | New | 1 | SEC ↗ |
| 6 | Wellington Management ✦ | 355.25K | New | $3.11M | 0.0% | New | 1 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 50.36K | -79.0% | $441,128 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | AQR Capital Management ✦ | 50.36K | -79.0% | $441,128 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 9 | Geode Capital Management ✦ (passive) | 11.68K | -4.8% | $102,273 | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $5.04M | 0.0% |
| Wellington Management | $3.11M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 368 holders, 154.29M shares, $3.13B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.