Marc Grandisson

Sits on 2 boards. Last updated September 27, 2026

Time on boards

Boards served
2
Current seats
2
Board service
4 years
Director since
2023

4 years of board service in total across 2 boards, counting each seat separately. Longest: Arch Capital Group Ltd., 3 years.

Arch Capital Group Ltd. Director ยท CEO
3 years ยท Since 2023
Howard Hughes Holdings Inc. Director ยท Executive Chairman, Vantage
4 months ยท Since 2026

Chief executive roles

Dates unknown

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
Sep 23, 2026 Howard Hughes Holdings Inc. Open-market purchase +25,000 $64.12 $1,602,938
Jul 15, 2026 Howard Hughes Holdings Inc. Grant or award +68,653 โ€” โ€”
Jun 19, 2026 Howard Hughes Holdings Inc. Grant or award +3,290 โ€” โ€”
Feb 27, 2024 Arch Capital Group Ltd. Grant or award +16,693 โ€” โ€”
Feb 23, 2024 Arch Capital Group Ltd. Grant or award +138,190 โ€” โ€”
Nov 6, 2023 Arch Capital Group Ltd. Open-market sale โˆ’103,028 $85.01 $8,758,410
Nov 3, 2023 Arch Capital Group Ltd. Open-market sale โˆ’246,972 $85.62 $21,145,743
May 19, 2023 Arch Capital Group Ltd. Open-market sale โˆ’200,000 $76.10 $15,220,000
Feb 24, 2023 Arch Capital Group Ltd. Grant or award +44,109 โ€” โ€”
Feb 24, 2023 Arch Capital Group Ltd. Grant or award +18,252 โ€” โ€”
Nov 15, 2022 Arch Capital Group Ltd. Gift โˆ’32,080 โ€” โ€”

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