Track ARM and 10,000+ stocks
Create a free account to build watchlists, compare peers, and value any stock.
- Build and track watchlists
- Compare against peers
- Earnings & price alerts
No credit card required
Create a free account to build watchlists, compare peers, and value any stock.
No credit card required
Net $ Activity (12M)
−$72.16M
Open-Market Buy : Sell Events (12M)
0 : 41
Avg. Open-Market Price / Share (12M)
Buy-Sell$228.30
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 09/21/26 | Child JasonChief Financial Officer | Sell | 10,400 | $300.00 | $3.12M |
| 08/31/26 | Haas Rene A.Chief Executive Officer, Director | Award | 64 | $108.33 | $6.93K |
| 08/27/26 | Child JasonChief Financial Officer | Sell | 10,400 | $255.33 | $2.66M |
| 08/17/26 | Bartels Laura KathleenChief Accounting Officer | Option Exercise | 862 | - | - |
| 08/17/26 | Bartels Laura KathleenChief Accounting Officer | Option Exercise | 819 | - | - |
| 08/17/26 | Bartels Laura KathleenChief Accounting Officer | Tax Withholding | 856 | $271.43 | $232.34K |
| 08/07/26 | Sine JeffreyDirector | Gift | 9,572 | - | - |
| 06/02/26 | Bartels Laura KathleenChief Accounting Officer | Sell | 11,306 | $392.70 | $4.44M |
| 06/01/26 | Abbey WilliamChief Commercial Officer | Sell | 2,644 | $383.73 | $1.01M |
| 06/01/26 | Abbey WilliamChief Commercial Officer | Sell | 3,922 | $415.52 | $1.63M |
| 05/28/26 | Abbey WilliamChief Commercial Officer | Sell | 4,200 | $343.81 | $1.44M |
| 05/22/26 | Abbey WilliamChief Commercial Officer | Sell | 2,300 | $305.82 | $703.39K |
| 05/21/26 | Abbey WilliamChief Commercial Officer | Sell | 4,655 | $287.03 | $1.34M |
| 05/21/26 | Eaton Charlotte ClaireChief People Officer | Sell | 2,805 | $288.10 | $808.12K |
| 05/21/26 | Eaton Charlotte ClaireChief People Officer | Sell | 5,000 | $291.08 | $1.46M |
| 05/21/26 | Eaton Charlotte ClaireChief People Officer | Sell | 4,000 | $282.77 | $1.13M |
| 05/20/26 | Abbey WilliamChief Commercial Officer | Sell | 5,069 | $257.18 | $1.30M |
| 05/20/26 | Eaton Charlotte ClaireChief People Officer | Sell | 3,100 | $252.25 | $781.98K |
| 05/20/26 | Child JasonChief Financial Officer | Sell | 31,920 | $226.54 | $7.23M |
| 05/19/26 | Collins SpencerChief Legal Officer | Sell | 40,941 | $215.00 | $8.80M |
| 05/19/26 | Abbey WilliamChief Commercial Officer | Sell | 10,887 | $224.14 | $2.44M |
| 05/18/26 | Grisenthwaite Richard RoyChief Architect | Sell | 24,339 | $209.15 | $5.09M |
| 05/15/26 | Bartels Laura KathleenChief Accounting Officer | Option Exercise | 3,588 | - | - |
| 05/15/26 | Bartels Laura KathleenChief Accounting Officer | Option Exercise | 862 | - | - |
| 05/15/26 | Bartels Laura KathleenChief Accounting Officer | Option Exercise | 2,308 | - | - |
| 05/15/26 | Bartels Laura KathleenChief Accounting Officer | Tax Withholding | 3,383 | $209.16 | $707.59K |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Award | 4,466 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Option Exercise | 1,751 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Award | 4,444 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Option Exercise | 1,743 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Award | 14,400 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Option Exercise | 4,706 | - | - |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Tax Withholding | 15,317 | $209.16 | $3.20M |
| 05/15/26 | Abbey WilliamChief Commercial Officer | Sell | 7,000 | $212.55 | $1.49M |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Award | 5,217 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Option Exercise | 2,046 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Option Exercise | 14,595 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Award | 4,158 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Option Exercise | 1,631 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Award | 13,315 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Option Exercise | 4,352 | - | - |
| 05/15/26 | Grisenthwaite Richard RoyChief Architect | Tax Withholding | 21,301 | $209.16 | $4.46M |
| 05/15/26 | Collins SpencerChief Legal Officer | Award | 10,668 | - | - |
| 05/15/26 | Collins SpencerChief Legal Officer | Option Exercise | 4,184 | - | - |
| 05/15/26 | Collins SpencerChief Legal Officer | Option Exercise | 3,950 | - | - |
| 05/15/26 | Collins SpencerChief Legal Officer | Award | 10,071 | - | - |
| 05/15/26 | Collins SpencerChief Legal Officer | Award | 48,378 | - | - |
| 05/15/26 | Collins SpencerChief Legal Officer | Tax Withholding | 36,310 | $209.16 | $7.59M |
| 05/15/26 | Eaton Charlotte ClaireChief People Officer | Award | 5,612 | - | - |
| 05/15/26 | Eaton Charlotte ClaireChief People Officer | Option Exercise | 2,200 | - | - |