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Arm Holdings plc American Depositary Shares

/ ARMNMS

What is ARM stock?

ARM is the U.S. stock ticker for Arm Holdings plc American Depositary Shares.

As of 2026-10-27: price $223.35; market cap $224.63B; latest earnings 2026-07-29; 12 recent 13F changes.

$223.35+6.19%

Yahoo Finance ↗·Updated 10/27/2026, 04:32 AM UTC

Current price
$223.35

Yahoo Finance

Market cap
$224.63B

Polygon.io

Latest earnings date
Jul 29, 2026

Nasdaq

Data status
Current

Source: Yahoo Finance ↗Polygon.io ↗Nasdaq earnings history ↗Updated: 10/27/2026, 04:32 AM UTC

Price change after earnings

After 1 day

+7.40%

$224.89 → $241.54

Jul 29, 2026 → Jul 30, 2026

After 7 days

+22.10%

$224.89 → $274.58

Jul 29, 2026 → Aug 05, 2026

After 30 days

+6.30%

$224.89 → $239.05

Jul 29, 2026 → Aug 28, 2026

Before-market or after-market timing is unavailable.

Reported date confirmed

Recent insider transactions

Updated: 09/24/2026, 05:35 AM UTC

13F institutional changes

Share counts are derived from reported value divided by the filing price and are rounded for display.

Key people timeline

  1. Rene Haas

    Arm delivered a third consecutive year of more than 20% revenue growth, driven by strong demand for the Arm compute platform

    Arm Holdings plc American Depositary Shares (ARM)

Data sources and methodology

Prices use Yahoo Finance, earnings dates use Nasdaq, and company reference data prefers Polygon.io. When Polygon market cap is unavailable, the page derives it from the latest SEC shares outstanding multiplied by the Yahoo price. Insider and institutional records link to SEC EDGAR, and missing values are never invented.

Updated: 10/27/2026, 04:32 AM UTC

Collection, calculation and correction policy
Yahoo Finance
10/27/2026, 04:32 AM UTC
Polygon.io
10/27/2026, 03:31 AM UTC
Nasdaq earnings history
07/29/2026, 12:00 AM UTC
SEC Form 4
09/24/2026, 05:35 AM UTC
SEC 13F
06/09/2026, 02:35 PM UTC
Statements / public records
07/28/2026, 09:13 AM UTC