Hilda Harris Piell, Senior MD & Chief HR Officer at CME GROUP INC. (CME), sold 5,753 shares at $304.63 ($1.8M) on 2026-05-18, disclosed to the SEC on 2026-05-19.
Open-market sale of $1.8M CME by Senior MD & Chief HR Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| CME | SELL | 2023-08-08 | $1.9M | — | Filing → |
| CME | SELL | 2022-08-16 | $2.0M | — | Filing → |
| CME | SELL | 2022-03-07 | $488K | — | Filing → |