Stock overview
ARM Holdings PLC
Explore the company, reported ownership, price history, and available source evidence.
Arm licenses processor designs and semiconductor intellectual property used in chips.
- Last close
- $310.32
- · ARM
- Tracked holders
- 3 funds
- Latest available 13F per fund
ARM · USD
Price
$310.32
+$246.73
(+388%)
over selected range
Close · Sep 25, 2026
Market closed
761 stored daily closes
$310.32
Sep 25, 2026
- Range low
- $47.87
- Range high
- $439.46
- Observations
- 761
- Session date
- Sep 25, 2026
Sep 14, 2023–Sep 25, 2026. Regular market hours only. Historical prices are unadjusted; splits and other corporate actions can affect comparisons.
Investor Popularity
Rows are narrowed by movement, fund type, and position size.
| Fund | Move | Value | Weight |
|---|---|---|---|
| Altimeter Capital Management largest tracked holder Q2 2026 · filed Aug 14, 2026 · SEC filing | −4% 26'Q2 | $582,194,012 | 5.92% |
| Duquesne Family Office position history Q2 2026 · filed Aug 14, 2026 · SEC filing | −74% 26'Q2 | $9,960,000 | 0.19% |
SEC Forms 4/5
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Financials
Official-source analysis
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