Martin J. Gepsman serves as Executive at CHICAGO MERCANTILE EXCHANGE HOLDINGS INC, where they oversee executive responsibilities. Since joining the company, Martin J. Gepsman has executed 60 insider transactions totaling $4.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 20, 2026 involved selling 300 shares valued at $91.8K.
Martin J. Gepsman currently holds 24,999 shares of CHICAGO MERCANTILE EXCHANGE HOLDINGS INC (CME), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Martin J. Gepsman has been a net seller of CME stock. They have purchased $0 and sold $4.8M worth of shares.
Martin J. Gepsman's most recent insider trade was on Feb 20, 2026, when they sold 300 shares at $305.90 per share.
Get notified when new Form 4 filings are submitted
| $194.10 |
| Discretionary |
| Oct 26, 2023 | CME | $64.9K | Sale | 300 | $216.33 | Discretionary |
| Jun 26, 2023 | CME | $145.1K | Award | 811 | $178.89 | Discretionary |
| Jun 27, 2022 | CME | $145.1K | Award | 693 | $209.44 | Discretionary |
| Jan 25, 2022 | CME | $10.4K | Award | 47 | $221.79 | Discretionary |
| Dec 7, 2021 | CME | $115.5K | Sale | 500 | $231.00 | Discretionary |
| Oct 28, 2021 | CME | $22.7K | Sale | 104 | $218.29 | Discretionary |
| Oct 28, 2021 | CME | $54.3K | Sale | 249 | $218.27 | Discretionary |
| Oct 28, 2021 | CME | $32.1K | Sale | 147 | $218.24 | Discretionary |
| Sep 13, 2021 | CME | $188.5K | Sale | 1,000 | $188.54 | Discretionary |
| Sep 7, 2021 | CME | $194.3K | Sale | 1,000 | $194.25 | Discretionary |
| Aug 30, 2021 | CME | $20.1K | Sale | 100 | $201.03 | Discretionary |
| Aug 30, 2021 | CME | $177.9K | Sale | 885 | $201.00 | Discretionary |
| Aug 30, 2021 | CME | $3.0K | Sale | 15 | $201.02 | Discretionary |
| Aug 23, 2021 | CME | $201.4K | Sale | 1,000 | $201.37 | Discretionary |
| Jun 25, 2021 | CME | $120.2K | Award | 551 | $218.12 | Discretionary |
| Mar 11, 2021 | CME | $308.2K | Sale | 1,500 | $205.46 | Discretionary |
| Dec 14, 2020 | CME | $71.4K | Sale | 400 | $178.44 | Discretionary |
| Dec 1, 2020 | CME | $142.9K | Sale | 800 | $178.60 | Discretionary |
| Sep 2, 2020 | CME | $867.6K | Sale | 5,000 | $173.52 | Discretionary |
| Jun 25, 2020 | CME | $0 | Award | 712 | $N/A | Discretionary |
| Jan 3, 2020 | CME | $201.2K | Sale | 1,000 | $201.16 | Discretionary |
| Jun 25, 2019 | CME | $0 | Award | 606 | $N/A | Discretionary |
| Jun 6, 2019 | CME | $503.0K | Sale | 2,500 | $201.21 | Discretionary |
| May 7, 2019 | CME | $356.1K | Sale | 2,000 | $178.07 | Discretionary |
| Mar 14, 2019 | CME | $503.7K | Sale | 3,000 | $167.91 | Discretionary |
| Sep 25, 2018 | CME | $0 | Award | 87 | $N/A | Discretionary |
| Sep 13, 2018 | CME | $34.5K | Sale | 200 | $172.30 | Discretionary |
| Sep 13, 2018 | CME | $17.2K | Sale | 100 | $172.29 | Discretionary |