Form 4 · Filed May 19, 2026, 09:20 PM UTC
ARM/ARM HOLDINGS PLC /UK
Grisenthwaite Richard Roy — Chief Architect
AI Thesis
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Research signal, not investment advice. Form 4 AI surfaces SEC filings and applies an analytical layer — it does not predict prices or recommend trades. Past performance does not guarantee future results. See methodology and public track record for how scores are computed.
Transactions
15 rows| Date | Code | Direction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| May 18, 2026 | S | sell | 24,339 | $209 | $5,090,502 | 0 |
| May 15, 2026 | M | other | 2,046 | — | — | 7,589 |
| May 15, 2026 | M | other | 14,595 | — | — | 22,184 |
| May 15, 2026 | A | other | 4,158 | — | — | 26,342 |
| May 15, 2026 | M | other | 1,631 | — | — | 27,973 |
| May 15, 2026 | A | other | 13,315 | — | — | 41,288 |
| May 15, 2026 | M | other | 4,352 | — | — | 45,640 |
| May 15, 2026 | F | other | 21,301 | $209 | $4,455,317 | 24,339 |
| May 15, 2026 | A | other | 6,648 | — | — | 106,282 |
| May 15, 2026 | A | other | 34,785 | — | — | 141,067 |
| May 15, 2026 | M | other | 2,046 | — | — | 139,021 |
| May 15, 2026 | M | other | 14,595 | — | — | 124,426 |
| May 15, 2026 | M | other | 1,631 | — | — | 122,795 |
| May 15, 2026 | A | other | 5,217 | — | — | 5,543 |
| May 15, 2026 | M | other | 4,352 | — | — | 118,443 |
Source: SEC EDGAR raw filing ↗ · Accession 0001973239-26-000076