Michael G. Dennis

Sits on 1 board. Last updated September 28, 2026

Time on boards

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

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

CME Group 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
Sep 16, 2026 CME Group Inc. Shares withheld for tax −274 $272.46 $74,654
Sep 15, 2026 CME Group Inc. Grant or award +2,592 $275.09 $713,033
Sep 15, 2026 CME Group Inc. Shares withheld for tax −274 $275.09 $75,375
Sep 16, 2025 CME Group Inc. Shares withheld for tax −289 $259.83 $75,091
Sep 15, 2025 CME Group Inc. Grant or award +2,608 $258.83 $675,029
Sep 16, 2024 CME Group Inc. Grant or award +2,744 $218.53 $599,646
Jun 25, 2024 CME Group Inc. Grant or award +748 $194.10 $145,187
Jun 26, 2023 CME Group Inc. Grant or award +811 $178.89 $145,080

Questions about Michael G. Dennis

What boards is Michael G. Dennis on?

Michael G. Dennis sits on the board of CME Group Inc.

How long has Michael G. Dennis served on boards?

Our records show at least 3 years of board service across 1 board, the earliest from 2023.

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