Arm Holdings plc American Depositary Shares
ARMLast close · Oct 16, 2026227.80−16.99 (−6.94%)
Market cap$243.3B
Between May 15, 2026 and Sep 21, 2026, Arm Holdings (ARM) insiders filed 40 Form 4 transactions: 16 sales worth $40.3M in total and no open-market purchase; 3 of the sales were under 10b5-1 plans set in advance. The largest seller was Collins Spencer, $8.8M. 24 other filings were grants, exercises or gifts, which say nothing about buying or selling.
40
0
16
9
Form 4 transactions
| Date | Insider | Title | Code | Plan | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| 2026-09-21 | Child Jason | Chief Financial Officer | S | 10b5-1 | 10,400 | 300.00 | $3.1M |
| 2026-09-14 | Abbey William | Chief Commercial Officer | A | 17,288 | 0.00 | $0 | |
| 2026-09-09 | Haas Rene A. | Chief Executive Officer | A | 425,000 | 0.00 | $0 | |
| 2026-08-31 | Haas Rene A. | Chief Executive Officer | A | 64 | 108.33 | $6,933.1 | |
| 2026-08-27 | Child Jason | Chief Financial Officer | S | 10b5-1 | 10,400 | 255.33 | $2.7M |
| 2026-08-17 | Bartels Laura Kathleen | Chief Accounting Officer | M | 819 | 0.00 | $0 | |
| 2026-08-17 | Bartels Laura Kathleen | Chief Accounting Officer | M | 862 | 0.00 | $0 | |
| 2026-08-17 | Bartels Laura Kathleen | Chief Accounting Officer | F | 856 | 271.43 | $232,344.1 | |
| 2026-08-17 | Bartels Laura Kathleen | Chief Accounting Officer | M | 819 | — | — | |
| 2026-08-17 | Bartels Laura Kathleen | Chief Accounting Officer | M | 862 | — | — | |
| 2026-08-07 | Sine Jeffrey | Director | G | 9,572 | 0.00 | $0 | |
| 2026-06-02 | Bartels Laura Kathleen | Chief Accounting Officer | S | 11,306 | 392.70 | $4.4M | |
| 2026-06-01 | Abbey William | Chief Commercial Officer | S | 2,644 | 383.73 | $1.0M | |
| 2026-06-01 | Abbey William | Chief Commercial Officer | S | 3,922 | 415.52 | $1.6M | |
| 2026-05-28 | Abbey William | Chief Commercial Officer | S | 4,200 | 343.81 | $1.4M | |
| 2026-05-22 | Abbey William | Chief Commercial Officer | S | 2,300 | 305.82 | $703,386 | |
| 2026-05-21 | Abbey William | Chief Commercial Officer | S | 4,655 | 287.03 | $1.3M | |
| 2026-05-21 | Eaton Charlotte Claire | Chief People Officer | S | 2,805 | 288.10 | $808,120.5 | |
| 2026-05-21 | Eaton Charlotte Claire | Chief People Officer | S | 5,000 | 291.08 | $1.5M | |
| 2026-05-19 | Collins Spencer | Chief Legal Officer | S | 40,941 | 215.00 | $8.8M | |
| 2026-05-19 | Abbey William | Chief Commercial Officer | S | 10,887 | 224.14 | $2.4M | |
| 2026-05-20 | Abbey William | Chief Commercial Officer | S | 5,069 | 257.18 | $1.3M | |
| 2026-05-20 | Child Jason | Chief Financial Officer | S | 10b5-1 | 31,920 | 226.54 | $7.2M |
| 2026-05-20 | Eaton Charlotte Claire | Chief People Officer | S | 3,100 | 252.25 | $781,975 | |
| 2026-05-21 | Eaton Charlotte Claire | Chief People Officer | S | 4,000 | 282.77 | $1.1M | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | A | 69,570 | 0.00 | $0 | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 3,588 | — | — | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 2,308 | — | — | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 3,588 | 0.00 | $0 | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 862 | — | — | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | A | 16,645 | 0.00 | $0 | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 862 | 0.00 | $0 | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | M | 2,308 | 0.00 | $0 | |
| 2026-05-15 | Bartels Laura Kathleen | Chief Accounting Officer | F | 3,383 | 209.16 | $707,588.3 | |
| 2026-05-15 | Abbey William | Chief Commercial Officer | A | 10b5-1 | 14,400 | — | — |
| 2026-05-15 | Abbey William | Chief Commercial Officer | M | 10b5-1 | 1,743 | — | — |
| 2026-05-15 | Abbey William | Chief Commercial Officer | A | 10b5-1 | 4,444 | — | — |
| 2026-05-15 | Abbey William | Chief Commercial Officer | M | 10b5-1 | 1,751 | — | — |
| 2026-05-15 | Abbey William | Chief Commercial Officer | M | 10b5-1 | 4,706 | — | — |
| 2026-05-15 | Abbey William | Chief Commercial Officer | A | 10b5-1 | 4,466 | — | — |
Codes are the SEC's: P open-market purchase, S open-market sale; M exercise, F tax withholding, A grant and G gift are routine. A 10b5-1 flag means the trade ran under a plan adopted in advance. Method notes in where the numbers come from.