William H. Baum

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Gevo Inc., 3 years.

Gevo Inc. Director
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
Aug 23, 2023 Gevo Inc. Open-market sale −8,236 $1.38 $11,366
May 23, 2023 Gevo Inc. Grant or award +100,807 — —

Questions about William H. Baum

What boards is William H. Baum on?

William H. Baum sits on the board of Gevo Inc.

How long has William H. Baum served on boards?

Our records show at least 4 years of board service across 1 board, the earliest from 2023.

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