Bartels Laura Kathleen's Form 4 filing
Arm Holdings PLC (ARM) · filed Aug 18, 2026
- Accession no.
- 0001973239-26-000121
- Filed
- Aug 18, 2026, 5:31 PM ET
- Trade date
- Aug 17, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Not checked
This filing lists 3 non-derivative transactions and 2 derivative transactions. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Bartels Laura KathleenCIK 0002114104 | Officer (Chief Accounting Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | Ordinary Shares | MOption exerciseAcquired | +862 | –F3 | – | 12,997 | Direct | |
| Aug 17, 2026 | Ordinary Shares | MOption exerciseAcquired | +819 | –F3 | – | 13,816 | Direct | |
| Aug 17, 2026 | Ordinary Shares | FTax withholdingDisposed | −856 | $271.43 | −$232,344.08 | 12,960 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | Ordinary Shares | MOption exerciseDisposed | −862 | $0.00 | $0 | 100,390 | Direct | |
| Aug 17, 2026 | Ordinary Shares | MOption exerciseDisposed | −819 | $0.00 | $0 | 99,571 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F3
Each RSU represents the right to receive, following vesting, 1 Ordinary Share held in the form of an ADS.
Referenced by the price of 2 transactions in Table I.