A
$ Value
$788K
Shares
3,044
Price
$259
Filed
Sep 17
Insider
Name
Sammann Derek
Title
Sr MD Gl Hd Commodities Mkts
CIK
0001475318
Roles
Officer
Transaction Details
Transaction Date
2025-09-15
Code
A
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
11,362
Footnotes
Mr. Sammann surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 15, 2025. | Mr. Sammann surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 16, 2025.
Filing Info
Sammann Derek's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-03-15 | CME | A | $2.6M |
| 2026-03-15 | CME | F | $1.1M |
| 2025-11-20 | CME | ▼ | $1.6M |
| 2025-11-20 | CME | ▼ | $362K |
| 2025-11-06 | CME | J | $0 |
| 2025-11-06 | CME | J | $0 |
| 2025-09-16 | CME | F | $98K |
| 2025-09-15 | CME | F | $284K |
| 2025-09-15 | CME | A | $788K |
| 2025-05-05 | CME | ▼ | $610K |
Other Insiders at CME (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| SHEPARD WILLIAM R | $437K | — | 2026-03-26 |
|
DUFFY TERRENCE A
Chairman and CEO
|
— | — | 2026-03-15 |
| GEPSMAN MARTIN J | — | $92K | 2026-02-20 |
| Durkin Bryan T | — | $1.3M | 2026-02-23 |
| Suskind Dennis | — | $224K | 2026-02-06 |
|
Piell Hilda Harris
Sr MD & Chief HR Officer
|
— | — | 2026-03-15 |
|
Vroman Ken
Chief Transformation Officer
|
— | $1.6M | 2026-03-15 |
|
Sammann Derek
Sr MD Gl Hd Commodities Mkts
|
— | — | 2026-03-15 |
|
Cutinho Sunil
Chief Information Officer
|
— | — | 2026-03-15 |
|
Tobin Jack J
MD Chief Accounting Officer
|
— | — | 2026-03-15 |
| Cook Elizabeth A | — | $320K | 2026-03-06 |
|
Winkler Julie
Sr MD Chief Commercial Officer
|
— | — | 2026-03-15 |
|
Sprague Suzanne
COO & Global Head of Clearing
|
— | — | 2026-03-15 |
|
Fitzpatrick Lynne
President and CFO
|
— | — | 2026-03-15 |
|
McCourt Timothy Francis
Sr MD Global Head Equity & FX
|
— | — | 2026-03-15 |
|
Marcus Jonathan L
Sr MD General Counsel
|
— | $1.1M | 2026-03-17 |