Walden C. Rhines

Sits on 2 boards. Last updated September 27, 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: Qorvo Inc., 3 years.

Qorvo Inc. Director
3 years ยท Since 2023
Silvaco Group Inc. Director ยท Chief Executive Officer
2 years ยท Since 2024

Chief executive roles

Silvaco Group Inc. ยท Chief Executive Officer
Dates unknown

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

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
Aug 29, 2026 Silvaco Group Inc. Grant or award +250,376 โ€” โ€”
Aug 12, 2026 Qorvo Inc. Grant or award +2,327 โ€” โ€”
May 22, 2026 Silvaco Group Inc. Grant or award +154,745 โ€” โ€”
Feb 21, 2026 Silvaco Group Inc. Grant or award +28,170 โ€” โ€”
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 โ€” โ€”
May 22, 2025 Silvaco Group Inc. Grant or award +31,250 โ€” โ€”
Aug 13, 2024 Qorvo Inc. Grant or award +2,097 โ€” โ€”
Jul 11, 2024 Silvaco Group Inc. Grant or award +7,858 โ€” โ€”
Nov 27, 2023 Qorvo Inc. Open-market purchase +5,000 $93.19 $465,950
Aug 15, 2023 Qorvo Inc. Grant or award +2,132 โ€” โ€”
Feb 23, 2023 Qorvo Inc. Option exercise +12,471 $14.34 $178,834

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