Which hedge funds own ARM? ARM HOLDINGS PLC, Q2 2026 13F holders
Technology · Open on the interactive board
12 of the hedge funds tracked by WhaleCreep disclosed a position in ARM (ARM HOLDINGS PLC) in their Q2 2026 13F filings, worth $1.7bn in total. The largest holder by portfolio weight is Lansdowne Partners at 22.4% of its book. 2 managers opened a new position this quarter: Sands Capital Management, Maverick Capital. 2 exited: Renaissance Technologies LLC, Whale Rock Capital Management.
12tracked managers holding
2opened this quarter
2exited this quarter
Which hedge funds hold ARM? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Lansdowne Partners | Q2 2026 | 22.4% | $656.0m | 1,072,493 | 15% | added |
| Altimeter Capital Management | Q2 2026 | 5.9% | $582.2m | 1,641,972 | -4% | reduced |
| Sands Capital Management | Q2 2026 | 0.8% | $227.9m | 642,829 | – | new |
| Duquesne Family Office LLC | Q2 2026 | 0.2% | $10.0m | 28,090 | -74% | reduced |
| Baillie Gifford | Q2 2026 | 0.2% | $178.4m | 441,365 | -28% | reduced |
| Citadel Advisors | Q2 2026 | 0.0% | $59.5m | 167,727 | -42% | reduced |
| Maverick Capital | Q2 2026 | 0.0% | $1.4m | 3,813 | – | new |
| Bridgewater Associates | Q2 2026 | 0.0% | $1.7m | 4,924 | -99% | reduced |
| Ancora Advisors | Q2 2026 | 0.0% | $357.8k | 1,009 | 39% | added |
| D. E. Shaw & Co | Q2 2026 | 0.0% | $2.0m | 5,764 | -98% | reduced |
| Millennium Management | Q2 2026 | 0.0% | $1.0m | 2,949 | -99% | reduced |
| Woodline Partners | Q2 2026 | 0.0% | $211.7k | 597 | -55% | reduced |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Renaissance Technologies LLC | 0.0% | $2.6m |
| Whale Rock Capital Management | 7.5% | $68.4m |
How has hedge fund ownership of ARM changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 12 | $1.7bn |
| Q1 2026 | 13 | $800.8m |
| Q4 2025 | 7 | $720.7m |
| Q3 2025 | 8 | $475.6m |
| Q2 2025 | 5 | $339.0m |
| Q1 2025 | 5 | $40.7m |
| Q4 2024 | 6 | $105.7m |
| Q3 2024 | 7 | $223.1m |
| Q2 2024 | 5 | $186.1m |
| Q1 2024 | 3 | $125.1m |
| Q4 2023 | 4 | $38.1m |
| Q3 2023 | 12 | $259.5m |
Counts every tracked manager that disclosed ARM in that quarter's filing, including managers that have since stopped filing.