Michael J. Quillen

Sits on 2 boards. Last updated September 28, 2026

Time on boards

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

7 years of board service in total across 2 boards, counting each seat separately. Longest: Martin Marietta Materials Inc., 3 years.

3 years · Since 2023
3 years · Since 2023

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
May 9, 2024 Martin Marietta Materials Inc. Gift −1,671 — —
Feb 29, 2024 Martin Marietta Materials Inc. Grant or award +30 $577.71 $17,331
Nov 30, 2023 Martin Marietta Materials Inc. Grant or award +37 $464.59 $17,190
Aug 31, 2023 Martin Marietta Materials Inc. Grant or award +38 $446.41 $16,964
May 31, 2023 Martin Marietta Materials Inc. Grant or award +43 $398.04 $17,116
May 11, 2023 Martin Marietta Materials Inc. Grant or award +362 $400.57 $145,006
May 3, 2023 Alpha Metallurgical Resources Inc. Grant or award +812 — —
Feb 28, 2023 Martin Marietta Materials Inc. Grant or award +47 $359.87 $16,914

Questions about Michael J. Quillen

What boards is Michael J. Quillen on?

Michael J. Quillen sits on the boards of Alpha Metallurgical Resources Inc. and Martin Marietta Materials Inc.

How long has Michael J. Quillen served on boards?

Our records show at least 7 years of board service across 2 boards, the earliest from 2023.

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