ARM
Arm Holdings plc
stockNASDAQADR
At CloseOct 9, 2026 3:59:57 PM EDT
266.29USD-3.271%(-9.00)4,271,976
Pre-marketOct 9, 2026 9:27:30 AM EDT
280.02USD+1.718%(+4.73)
After-hoursOct 9, 2026 4:57:30 PM EDT
266.51USD+0.084%(+0.22)
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284.42B
Sector
Manufacturing
Industry
Semiconductor and Related Device Manufacturing
Previous Close
$275.29
Beta
3.46
52-Week High
$452.70 2026-06-18
52-Week Low
$100.02 2026-02-05
SMA 50
$269.86
SMA 200
$220.11
Avg. Vol 10D
4.87M
Avg. Vol 30D
5.16M
Avg. Vol 90D
6.68M
Relative Vol
0.83
1.07B
1.06B
99.55%
16,189,965
1.52%
2.30
53%/47%
61.30%
50.37%
0.2500%
2,300,000
3,418
23,959
151,958
Nov 4, 2026 (24d)
Oct 11, 2026
Oct 10, 2026
Better Artificial Intelligence Stock: Arm vs. Marvell Technology · 
The Motley Fool
The 3 AI Stocks That Will Define 2027 · 
InvestorPlace
ARM Profile
Arm Holdings is a British semiconductor and software design company based in Cambridge, England whose primary business is the design of the ARM architecture family of central processing units (CPUs).
ARM Performance
| Period | Price | Date | Change | Beta |
|---|---|---|---|---|
| 1W | 302.90 | 2026-10-05 | -12.08% | 3.451 |
| 1M | 264.79 | 2026-09-11 | +0.57% | 6.755 |
| 3M | 323.39 | 2026-07-10 | -17.65% | 4.333 |
| 6M | 148.93 | 2026-04-10 | +78.82% | 4.896 |
| 1Y | 154.81 | 2025-10-10 | +72.02% | 3.461 |
| 2Y | 151.46 | 2024-10-11 | +75.83% | — |
| 5Y | 60.75 | 2023-09-15 | +338.37% | 2.748 |
ARM Stock Summary
Arm Holdings plc (NASDAQ:ARM) stock price today is $266.31, and today's volume is 4,271,976. ARM is down 3.262% today. The 30 day average volume is 5.16M. ARM market cap is $284.42B with 1.07B shares outstanding.