Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 5 years
- Director since
- 2023
5 years of board service in total across 2 boards, counting each seat separately. Longest: Sky Harbour Group Corporation, 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Amrize Ltd April 21, 202699.3%
-
Sky Harbour Group Corporation June 14, 2023100.0%
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 |
|---|---|---|---|---|---|
| Apr 21, 2026 | Amrize Ltd | Shares withheld for tax | −740 | $57.12 | $42,269 |
| Apr 21, 2026 | Amrize Ltd | Grant or award | +2,976 | — | — |
| Aug 11, 2025 | Amrize Ltd | Grant or award | +2,958 | — | — |
| Feb 15, 2024 | Sky Harbour Group Corporation | Grant or award | +7,000 | — | — |
| Feb 14, 2023 | Sky Harbour Group Corporation | Grant or award | +14,000 | — | — |
Questions about Robert S. Rivkin
What boards is Robert S. Rivkin on?
Robert S. Rivkin sits on the boards of Amrize Ltd and Sky Harbour Group Corporation.
How long has Robert S. Rivkin served on boards?
Our records show at least 5 years of board service across 2 boards, the earliest from 2023.
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