As of May 14, 2026, the three largest insider holders of ARM are Rene A. Haas (Chief Executive Officer, 282.98K shares), Rene A. Haas (Chief Executive Officer, 273.68K shares), Rene A. Haas (Chief Executive Officer, 273.68K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Rene A. Haas | Chief Executive Officer | 282,979 | 0 | 27 Mar, 2026 |
| Rene A. Haas | Chief Executive Officer | 273,680 | 0 | 16 Apr, 2026 |
| Rene A. Haas | Chief Executive Officer | 273,680 | 0 | 16 Apr, 2026 |
| Jason Child | Chief Financial Officer | 174,706 | 0 | 27 Mar, 2026 |
| Jason Child | Chief Financial Officer | 153,426 | 0 | 23 Apr, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 22 Apr, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $180.00 | 153,426 | D | S |
| 22 Apr, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $180.00 | 153,426 | D | S |
| 22 Apr, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $180.00 | 153,426 | D | S |
| 22 Apr, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $180.00 | 153,426 | D | S |
| 22 Apr, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $180.00 | 153,426 | D | S |
| 14 Apr, 2026 | Rene A. Haas | Ordinary Shares | D | 5,646 | $160.57 | 277,333 | D | S |
| 14 Apr, 2026 | Rene A. Haas | Ordinary Shares | D | 3,483 | $161.21 | 273,850 | D | S |
| 14 Apr, 2026 | Rene A. Haas | Ordinary Shares | D | 170 | $163.00 | 273,680 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 1,092 | $163.35 | 313,740 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 1,092 | $163.35 | 313,740 | D | S |
| 25 Mar, 2026 | Jason Child | Ordinary Shares | D | 21,280 | $148.37 | 174,706 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 4,830 | $162.62 | 308,910 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 4,830 | $162.62 | 308,910 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 6,196 | $161.47 | 302,714 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 6,196 | $161.47 | 302,714 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 11,749 | $160.22 | 290,965 | D | S |
| 25 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 11,749 | $160.22 | 290,965 | D | S |
| 26 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 200 | $163.15 | 290,765 | D | S |
| 26 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 200 | $163.15 | 290,765 | D | S |
| 26 Mar, 2026 | Rene A. Haas | Ordinary Shares | D | 600 | $162.19 | 290,165 | D | S |