Mark Besca

Sits on 3 boards. Last updated September 28, 2026

Time on boards

Boards served
3
Current seats
3
Board service
7 years
Director since
2023

7 years of board service in total across 3 boards, counting each seat separately. Longest: Markel Group Inc., 3 years.

3 years · Since 2023
1 year · Since 2024
1 year · 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
Jun 15, 2026 Markel Group Inc. Other +81 $1,668.65 $134,994
May 20, 2026 Markel Group Inc. Grant or award +89 — —
May 14, 2026 Las Vegas Sands Corp. Grant or award +3,948 — —
May 21, 2025 Markel Group Inc. Grant or award +88 — —
May 15, 2025 Las Vegas Sands Corp. Grant or award +4,746 — —
Jun 14, 2024 Markel Group Inc. Other +79 $1,389.66 $110,005
May 22, 2024 Markel Group Inc. Grant or award +100 — —
Nov 3, 2023 Markel Group Inc. Open-market purchase +50 $1,316.90 $65,845
Jun 15, 2023 Markel Group Inc. Other +91 $1,204.63 $109,995
May 17, 2023 Markel Group Inc. Grant or award +122 — —

Questions about Mark Besca

What boards is Mark Besca on?

Mark Besca sits on the boards of Clarus Corporation, Las Vegas Sands Corp. and Markel Group Inc.

How long has Mark Besca served on boards?

Our records show at least 7 years of board service across 3 boards, the earliest from 2023.

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