Sammann Derek (CIK 1475318) reported 19 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-17). Recent activity: Buy CME (8,256 shares), Sell CME (3,627 shares), Sell CME (2,300 shares), Buy CME (2,300 shares), Sell CME (5,886 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-17 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 8,256 | $2.6M |
| 2026-03-17 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 3,627 | $1.1M |
| 2025-11-21 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 2,300 | $0 |
| 2025-11-21 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 2,300 | $0 |
| 2025-11-21 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 5,886 | $1.6M |
| 2025-11-21 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 1,314 | $362,322 |
| 2025-09-17 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 1,099 | $284,454 |
| 2025-09-17 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 3,044 | $787,879 |
| 2025-09-17 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 379 | $98,476 |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 3,883 | $1.0M |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 1,708 | $441,825 |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 2,175 | $0 |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 2,175 | $0 |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 2,175 | $610,370 |
| 2025-05-07 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 2,475 | $694,485 |
| 2025-05-05 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 2,375 | $0 |
| 2025-05-05 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 2,375 | $0 |
| 2025-03-18 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Buy | 3,883 | $1.0M |
| 2025-03-18 | CME GROUP INC. (CME) | Sr MD Gl Hd Commodities Mkts | Sell | 1,708 | $441,825 |
Source: SEC Form 4 filings · as of 2026-03-17