ARM SEC Form 4 filings
Arm Holdings Plc /Uk Latest Insider Trading Activity
The most recent employee insider trading activity for Arm Holdings Plc /Uk was on September 21, 2026, when Child Jason (Chief Financial Officer) reported a sale of 10,400 shares at $300.00 per share. For the past 5,764 days, ARM has had 11 total insider transactions represented in the displayed records. This page shows up to the 10 most recent SEC Form 4 filing records on a 6-hour delay. Sign up for real-time updates and access to 20 years of historic insider trading data.
Insider Trading For ARM Charted on Daily Candles. Scroll left or zoom out to load earlier candles (up to 2 years).
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction ARM | 2026-09-23 | 2026-09-21 | Arm Holdings Plc /Uk | Child Jason | Chief Financial Officer | Sell | 1 | 10,400 | $300.00 | $3,120,000.00 | 6.35% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ARM | 2026-06-04 | 2026-06-02 | Arm Holdings Plc /Uk | Bartels Laura Kathleen | Chief Accounting Officer | Sell | 1 | 11,306 | $392.70 | $4,439,866.20 | 48.23% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ARM | 2026-06-03 | 2026-06-01 | Arm Holdings Plc /Uk | Abbey William | Chief Commercial Officer | Sell | 2 | 6,566 | $402.72 | $2,644,251.56 | 12.72% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ARM | 2026-06-01 | 2026-05-28 | Arm Holdings Plc /Uk | Abbey William | Chief Commercial Officer | Sell | 1 | 4,200 | $343.81 | $1,444,002.00 | 13.41% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. ARM | 2026-05-26 | 2026-05-22 | Arm Holdings Plc /Uk | Abbey William | Chief Commercial Officer | Sell | 1 | 2,300 | $305.82 | $703,386.00 | 6.84% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ARM | 2011-01-06 | 2011-01-05 | Arvinmeritor Inc | Nowlan Kevin | Controller | Sell | 1 | 2,278 | $21.53 | $49,045.34 | 4.92% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ARM | 2011-01-06 | 2011-01-05 | Arvinmeritor Inc | Mejaly Joseph Leonard | VP&Pres, Aftermarket &Trailer | Sell | 1 | 1,866 | $21.52 | $40,156.32 | 4.60% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ARM | 2011-01-06 | 2011-01-05 | Arvinmeritor Inc | Lehmann Mary A | Sr. VP, treasurer | Sell | 1 | 10,042 | $21.49 | $215,802.58 | 5.74% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ARM | 2011-01-06 | 2011-01-05 | Arvinmeritor Inc | Cummins Linda M | Senior VP, Communications | Sell | 1 | 5,605 | $21.47 | $120,339.35 | 5.57% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting ARM | 2011-01-06 | 2011-01-05 | Arvinmeritor Inc | Craig Jeffrey A | Sr.VP, CFO | Sell | 1 | 10,042 | $21.48 | $215,702.16 | 3.92% | View Filing |
⚠️ THE SAMPLE ABOVE IS DEFERRED BY 6 HOURS ⚠️
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Alerts are based on public SEC filings and are provided for informational purposes only; they do not constitute financial advice.