Robert S. Rivkin

Sits on 2 boards. Last updated September 27, 2026

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.

3 years ยท Since 2023
Amrize Ltd Director
1 year ยท Since 2025

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
Apr 21, 2026 Amrize Ltd Shares withheld for tax โˆ’740 $57.12 $42,269
Apr 21, 2026 Amrize Ltd Grant or award +2,976 โ€” โ€”
Aug 11, 2025 Amrize Ltd Grant or award +2,958 โ€” โ€”
Feb 15, 2024 Sky Harbour Group Corporation Grant or award +7,000 โ€” โ€”
Feb 14, 2023 Sky Harbour Group Corporation Grant or award +14,000 โ€” โ€”

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