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: Qorvo 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.
-
Qorvo Inc. August 11, 202694.5%
-
Silvaco Group Inc. April 22, 202675.5%
-
Qorvo Inc. August 13, 202593.4%
-
Qorvo Inc. August 13, 202487.8%
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 |
|---|---|---|---|---|---|
| Oct 5, 2026 | Qorvo Inc. | Sold back to the company | −74,065 | — | — |
| Aug 29, 2026 | Silvaco Group Inc. | Grant or award | +250,376 | — | — |
| Aug 12, 2026 | Qorvo Inc. | Grant or award | +2,327 | — | — |
| May 22, 2026 | Silvaco Group Inc. | Grant or award | +154,745 | — | — |
| Feb 21, 2026 | Silvaco Group Inc. | Grant or award | +28,170 | — | — |
| Dec 9, 2025 | Silvaco Group Inc. | Open-market purchase | +13,100 | $4.01 | $52,531 |
| Nov 18, 2025 | Silvaco Group Inc. | Open-market purchase | +29,000 | $4.07 | $118,030 |
| Nov 17, 2025 | Silvaco Group Inc. | Open-market purchase | +11,272 | $3.90 | $43,961 |
| Aug 14, 2025 | Qorvo Inc. | Grant or award | +2,496 | — | — |
| May 22, 2025 | Silvaco Group Inc. | Grant or award | +31,250 | — | — |
| Aug 13, 2024 | Qorvo Inc. | Grant or award | +2,097 | — | — |
| Jul 11, 2024 | Silvaco Group Inc. | Grant or award | +7,858 | — | — |
| Nov 27, 2023 | Qorvo Inc. | Open-market purchase | +5,000 | $93.19 | $465,950 |
| Aug 15, 2023 | Qorvo Inc. | Grant or award | +2,132 | — | — |
| Feb 23, 2023 | Qorvo Inc. | Option exercise | +12,471 | $14.34 | $178,834 |
Questions about Walden C. Rhines
What boards is Walden C. Rhines on?
Walden C. Rhines sits on the boards of Qorvo Inc. and Silvaco Group Inc.
What company is Walden C. Rhines the CEO of?
Walden C. Rhines is Chief Executive Officer of Silvaco Group Inc.
How long has Walden C. Rhines served on boards?
Our records show at least 6 years of board service across 2 boards, the earliest from 2023.
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