ARM fund manager activity
Arm Holdings plc · Nasdaq. Reported by 11 tracked fund managers in their 13F filings, Q3 2023 to Q2 2026.
Q4 2025
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Brad Gerstner - Altimeter Capital Management | Sold out | — | — | 0.00% | Feb 17, 2026 |
| Philippe Laffont - Coatue Management | Added | 2,300,000 | $251,413,000 | 0.63% | May 15, 2026 |
| Stanley Druckenmiller - Duquesne Family Office | Sold out | — | — | 0.00% | Feb 17, 2026 |
| Ken Fisher - Fisher Asset Management | New | 2,732 | $298,634 | 0.00% | Feb 9, 2026 |
Q3 2025
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Brad Gerstner - Altimeter Capital Management | Added | 1,098,139 | $155,375,687 | 2.05% | Nov 14, 2025 |
| Philippe Laffont - Coatue Management | Trimmed | 2,259,826 | $319,742,781 | 0.78% | Nov 14, 2025 |
| Stanley Druckenmiller - Duquesne Family Office | New | 167,900 | $23,756,000 | 0.60% | Nov 14, 2025 |
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