Position history for Altimeter Capital Management, LP's holdings in ARM HOLDINGS PLC
Altimeter Capital Management, LP holds 1.7M shares of ARM (ARM HOLDINGS PLC), worth $259.5M as of 2026-Q1. This is a new position. ARM represents 4.6% of Altimeter Capital Management, LP's portfolio.
Current Value
$259.5M
Current Shares
1.7M
Total Value Change
+$240.8M
Total Shares Change
+1.5M
Other major holders of ARM: DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main, GQG Partners LLC, Capital World Investors
New |
| 1.7M |
- |
| $259.5M |
| 4.6% |
| $121.72 |
88 |
| 2025-Q4 | Exited | 0 | -100.0% | $0 | 0.0% | $110.86 | 0 |
| 2025-Q3 | Increased | 1.1M | +17.7% | $155.4M | 2.0% | $139.80 | 62 |
| 2025-Q2 | Increased | 933,208 | +431.4% | $150.9M | 2.2% | $165.46 | 87 |
| 2025-Q1 | New | 175,600 | - | $18.8M | 0.4% | $107.80 | 48 |