Shares Outstanding for Arm (ARM)
According to Arm's latest reported financial statements, the company's latest reported diluted shares outstanding is 1.07B. Diluted weighted-average shares outstanding is the share count used to compute per-share metrics like EPS. Buybacks lower it; new issuance, stock-based compensation, and convertible securities raise it. Multiply by the stock price for market capitalization.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
ARM
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Latest period
1.07B
YoY change
+1.8%
5Y CAGR
N/A
Peak year (2025)
1.06B
Latest annual
1.06B
Shares Outstanding history chart for Arm (ARM) from 2021 to 2025
Shares Outstanding history table for Arm (ARM) from 2021 to 2025
| Fiscal year | Period ended | Reported | Shares Outstanding | YoY |
|---|---|---|---|---|
| 2025 | 1.06B | +1.8% | ||
| 2024 | 1.04B | +1.8% | ||
| 2023 | 1.03B | 0.0% | ||
| 2022 | 1.03B | 0.0% | ||
| 2021 | 1.03B | — |
Shares Outstanding values are taken from Arm's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
As of the 2025 fiscal year, Arm (ARM) reported diluted shares outstanding of 1.06B – edged up 1.8% year-over-year.
1.06B stands as the all-time-high annual diluted shares outstanding, posted in 2025, against a low of 1.03B during 2021.
Within Technology, Arm (ARM) ranks 8th among 8 peers we track. The peer median for diluted shares outstanding is 5.02B.
Arm Shares Outstanding by Year
Arm Shares Outstanding 2025: 1.06B
Arm diluted shares outstanding in 2025 was 1.06B, edged up 1.8% from 2024. This figure represents the highest annual value in the available history.
Arm Shares Outstanding 2024: 1.04B
Arm diluted shares outstanding in 2024 was 1.04B, edged up 1.8% from 2023.
Arm Shares Outstanding 2023: 1.03B
Arm diluted shares outstanding in 2023 was 1.03B, edged up 0.0% from 2022.
Arm Shares Outstanding 2022: 1.03B
Arm diluted shares outstanding in 2022 was 1.03B, edged up 0.0% from 2021.
Arm Shares Outstanding 2021: 1.03B
Arm diluted shares outstanding in 2021 was 1.03B.
See more financial history for Arm (ARM).
Sector peers — Shares Outstanding
Companies in the same sector as Arm, ranked by their latest diluted shares outstanding.
| Company | Shares Outstanding | Sector |
|---|---|---|
| NVIDIA Corporation (NVDA) | 24.43B | Technology |
| Apple Inc. (AAPL) | 15.00B | Technology |
| Microsoft Corporation (MSFT) | 7.46B | Technology |
| Taiwan Semiconductor Manufacturing Company Limited (TSM) | 5.19B | Technology |
| Broadcom Inc. (AVGO) | 4.85B | Technology |
| Advanced Micro Devices, Inc. (AMD) | 1.64B | Technology |
| Micron Technology, Inc. (MU) | 1.13B | Technology |
| ASML Holding N.V. (ASML) | 388.90M | Technology |
Frequently asked questions
What is Arm's diluted shares outstanding?
- Latest reported diluted shares outstanding for Arm (ARM) is 1.07B (period ending December 31, 2025).
How has Arm diluted shares outstanding changed year-over-year?
- Arm (ARM) diluted shares outstanding changed +1.8% year-over-year on the latest annual filing.
When did Arm diluted shares outstanding hit its highest annual value?
- Arm diluted shares outstanding reached its highest annual value of 1.06B in 2025.
What was Arm diluted shares outstanding in 2024?
- Arm (ARM) diluted shares outstanding in 2024 was 1.04B.
What was Arm diluted shares outstanding in 2025?
- Arm (ARM) diluted shares outstanding in 2025 was 1.06B.
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