Arm Holdings plc

    ARM ·NASDAQ ·Semiconductors & Related Devices ·Inc. in X0
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    Financial statements

    data from SEC XBRL filings. Values are as-reported; restatements supersede originals. Values reported in .

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    Held by

    holders ( registered funds via N-PORT, institutional investors via 13F). Showing top by dollar value.

    Holder Type ETF MF Position ($) % of holder Δ % of holder Holder AUM

    Recent insider activity

    Last 90 days. Open-market trades (purchases & sales) by directors, officers, and 10%+ owners. 2 transactions across 1 insider. Net: -20,800 shares, -$5,775,432.

    Date Insider Role Action Shares Price Value
    2026-09-21 Child Jason Chief Financial Officer Sell -10,400 $300.00 -$3,120,000
    2026-08-27 Child Jason Chief Financial Officer Sell -10,400 $255.33 -$2,655,432

    Source: SEC Form 4 filings.

    Recent SEC filings

    • 2026-07-29 6-K Interim Report (Foreign)
    • 2026-05-26 20-F Annual Report (Foreign Filer)
    • 2026-05-14 S-8 Employee Benefit Plan Registration
    • 2026-04-21 6-K Interim Report (Foreign)
    • 2026-03-24 6-K Interim Report (Foreign)
    • 2026-03-24 6-K Interim Report (Foreign)
    • 2026-02-04 6-K Interim Report (Foreign)
    • 2026-02-04 6-K Interim Report (Foreign)
    • 2025-11-05 6-K Interim Report (Foreign)
    • 2025-11-05 6-K Interim Report (Foreign)
    • 2025-09-18 6-K Interim Report (Foreign)
    • 2025-09-10 6-K Interim Report (Foreign)
    • 2025-08-11 6-K Interim Report (Foreign)
    • 2025-07-30 6-K Interim Report (Foreign)
    • 2025-07-30 6-K Interim Report (Foreign)