Lansdowne Partners (UK) LLP
- SEC CIK
- 0001608485
- Latest filing
- Aug 14, 2026
ARM holding history
Arm Holdings PLC in every 13F filed by Lansdowne Partners (UK) LLP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
ARM overviewAll 13F holders of ARMFull Q2 2026 holdings
- Shares (Q2 2026)
- 1,072,493
- Value
- $380.3M
- % of portfolio
- 15.6%
- Quarters held
- 4
- Since Q3 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 1,072,493 | $380.3M | 15.6% | +136,990+14.6% | Added | Holders |
| Q1 2026 | 935,503 | $141.5M | 7.6% | +463,427+98.2% | Added | Holders |
| Q4 2025 | 472,076 | $51.6M | 3.8% | +412,101+687.1% | Added | Holders |
| Q3 2025 | 59,975 | $8.49M | 0.7% | +59,975 | New | Holders |