WDC
Western Digital Corporation · Technology · Computer Hardware
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 4 | 0 | 489.93K | $190.44M | n/a | n/a |
| Q2 2026 | 180 | +6 | 269.26M | $171.78B | +9 | −2 |
| Q1 2026 | 176 | +4 | 311.56M | $74.93B | +5 | −2 |
| Q4 2025 | 171 | +2 | 309.15M | $54.13B | +3 | n/a |
| Q3 2025 | 22 | -2 | 185.98M | $22.32B | +1 | −4 |
| Q2 2025 | 22 | +1 | 156.23M | $9.99B | +1 | n/a |
| Q1 2025 | 18 | -1 | 44.90M | $1.81B | +1 | −2 |
| Q4 2024 | 19 | +1 | 50.55M | $3.01B | +1 | n/a |
| Q3 2024 | 17 | +1 | 38.18M | $2.61B | +3 | −2 |
| Q2 2024 | 16 | n/a | 48.73M | $3.69B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wealth Enhancement Advisory… | 440.01K | +90.3% | $167.72M | 0.2% | ▲ Add | 4 | SEC ↗ |
| 2 | Assenagon Asset Management S.A. | 44.64K | +18.4% | $20.29M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | TD Waterhouse Canada Inc. | 4.50K | -74.6% | $2.08M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 4 | Ninety One UK Ltd | 787 | +271.2% | $357,661 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,400 holders, 309.91M shares, $81.45B 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 1.79K sh · $825,472
Officer · 432 sh · $194,918
Officer · 1.01K sh · $481,709
Officer · 476 sh · $214,571
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology