Elizabeth A. Cook

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 ยท Since 2023

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 14, 2026 CME Group Inc. Open-market sale โˆ’500 $280.11 $140,055
Jun 25, 2026 CME Group Inc. Grant or award +645 $225.00 $145,125
Mar 6, 2026 CME Group Inc. Open-market sale โˆ’1,000 $320.00 $320,000
Jun 25, 2025 CME Group Inc. Grant or award +532 $273.03 $145,252
Nov 12, 2024 CME Group Inc. Open-market sale โˆ’750 $226.33 $169,748
Jun 25, 2024 CME Group Inc. Grant or award +748 $194.10 $145,187
May 20, 2024 CME Group Inc. Open-market sale โˆ’1,000 $211.52 $211,520
Oct 30, 2023 CME Group Inc. Open-market sale โˆ’500 $211.43 $105,715
Oct 27, 2023 CME Group Inc. Open-market sale โˆ’500 $208.22 $104,110
Jun 26, 2023 CME Group Inc. Grant or award +811 $178.89 $145,080

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