Abbey William (CIK 1945497) reported 18 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-03). Recent activity: Sell ARM (2,644 shares), Sell ARM (3,922 shares), Sell ARM (4,200 shares), Sell ARM (2,300 shares), Sell ARM (4,655 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 2,644 | $1.0M |
| 2026-06-03 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 3,922 | $1.6M |
| 2026-06-01 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 4,200 | $1.4M |
| 2026-05-26 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 2,300 | $703,386 |
| 2026-05-22 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 4,655 | $1.3M |
| 2026-05-21 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 10,887 | $2.4M |
| 2026-05-21 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 5,069 | $1.3M |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 4,466 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 1,751 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 4,444 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 1,743 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 14,400 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Buy | 4,706 | $0 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 15,317 | $3.2M |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 7,000 | $1.5M |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 1,577 | $350,078 |
| 2026-05-19 | ARM HOLDINGS PLC /UK (ARM) | Chief Commercial Officer | Sell | 1,577 | $313,823 |
| 2026-02-12 | Enpro Inc. (NPO) | Director | Buy | 567 | $139,998 |
Source: SEC Form 4 filings · as of 2026-06-03