Arm Holdings Plc
No standout activity across the feeds we track.
What this band has actually done: stocks scoring 0–25 beat the S&P 500 over the next three months 39.9% of the time, across 100,496 cases since 2015. That is below a coin flip — and so is every other band, because the median stock loses to a cap-weighted index. How we measured this
Arm Holdings plc researches, develops, licenses, and markets central processing unit (CPU) intellectual property (IP), graphics processing unit IP, systems IP, compute subsystems (CSS), and associated software, tools and related services. The company provides a product portfolio, including CPU IP, GPU and neural processing unit (NPU) accelerators, system IP such as interconnects, compute platform products including pre-integrated CSSs, and development tools and software. The company serves semiconductor companies, original equipment manufacturers (OEMs), cloud service providers (CSPs), and…
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2025-12-11 | Cleo Fields · D-LA | House | Sold | $50,001 - $100,000 |
| 2025-09-02 | Jonathan L. Jackson · D-IL | House | Sold | $1,001 - $15,000 |
| 2025-07-17 | Jonathan L. Jackson · D-IL | House | Bought | $1,001 - $15,000 |
| 2025-07-16 | Cleo Fields · D-LA | House | Bought | $50,001 - $100,000 |
Markers sit on the transaction date the member disclosed, snapped to the nearest close on the chart. They are not the date the public found out — that came later, and the gap is its own page. Every marker is listed by name in the table above.
| Date | Insider | Title | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-02 | Bartels Laura Kathleen | Insider | SELL | 11,306 | $392.70 | $4,439,866 |
| 2026-06-01 | Abbey William | Insider | SELL | 3,922 | $415.52 | $1,629,669 |
| 2026-06-01 | Abbey William | Insider | SELL | 2,644 | $383.73 | $1,014,582 |
| 2026-05-28 | Abbey William | Insider | SELL | 4,200 | $343.81 | $1,444,002 |