Robert Matthew Johnson
President & CEO at Silicon Laboratories Inc.
Sits on 2 boards. Last updated September 28, 2026
Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 6 years
- Director since
- 2023
6 years of board service in total across 2 boards, counting each seat separately. Longest: Silicon Laboratories Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Novanta Inc. May 28, 202698.3%
-
Novanta Inc. May 29, 202599.9%
-
Novanta Inc. May 8, 202499.9%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| May 18, 2026 | Silicon Laboratories Inc. | Open-market sale | −8,024 | $216.83 | $1,739,844 |
| May 15, 2026 | Silicon Laboratories Inc. | Shares withheld for tax | −10,363 | $216.59 | $2,244,522 |
| Feb 15, 2026 | Silicon Laboratories Inc. | Grant or award | +25,218 | — | — |
| Jan 2, 2026 | Novanta Inc. | Option exercise | +1,325 | — | — |
| May 16, 2025 | Silicon Laboratories Inc. | Open-market sale | −5,879 | $131.20 | $771,325 |
| May 15, 2025 | Silicon Laboratories Inc. | Grant or award | +39,282 | — | — |
| May 15, 2025 | Silicon Laboratories Inc. | Shares withheld for tax | −7,625 | $133.17 | $1,015,421 |
| May 8, 2025 | Novanta Inc. | Option exercise | +818 | — | — |
| Jun 3, 2024 | Silicon Laboratories Inc. | Open-market sale | −7,230 | $123.80 | $895,074 |
| May 15, 2024 | Silicon Laboratories Inc. | Shares withheld for tax | −9,373 | $131.57 | $1,233,206 |
| May 15, 2024 | Silicon Laboratories Inc. | Grant or award | +23,956 | — | — |
| Jan 18, 2024 | Silicon Laboratories Inc. | Grant or award | +9,507 | — | — |
| Dec 4, 2023 | Silicon Laboratories Inc. | Open-market sale | −3,679 | $108.22 | $398,141 |
| Oct 2, 2023 | Silicon Laboratories Inc. | Open-market sale | −3,534 | $115.23 | $407,223 |
| Aug 2, 2023 | Silicon Laboratories Inc. | Open-market sale | −3,498 | $144.06 | $503,922 |
Questions about Robert Matthew Johnson
What boards is Robert Matthew Johnson on?
Robert Matthew Johnson sits on the boards of Novanta Inc. and Silicon Laboratories Inc.
What company is Robert Matthew Johnson the CEO of?
Robert Matthew Johnson is President & CEO of Silicon Laboratories Inc.
How long has Robert Matthew Johnson served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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