Form 4 for CME CME Group
Accepted 2026-03-30 00:00:00 ET · period of report 2026-03-26 · accession 0001628280-26-022028 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-30 | 2026-03-26 | CME | SHEPARD WILLIAM R | Dir | P - Purchase | $297.38 | +62.06 | 2,539 | +3% | +$18.5K | |
| I | 2026-03-30 | 2026-03-26 | CME | SHEPARD WILLIAM R | Dir | P - Purchase | $297.38 | +1,408 | 260.1K | +0.5% | +$418.6K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock Class A | 2026-03-26 | P | A | 62.06 | $297.38 | 2,539.45 | D | — | — | (F1) Reflects shares that were acquired pursuant to a dividend reinvestment plan administered by the reporting person's broker. Actual amounts of fractional shares owned may vary slightly due to rounding. |
| 2 | Common | Common Stock Class A | 2026-03-26 | P | A | 1,407.78 | $297.38 | 260,117.54 | I by Trust | — | — | (F1) Reflects shares that were acquired pursuant to a dividend reinvestment plan administered by the reporting person's broker. Actual amounts of fractional shares owned may vary slightly due to rounding. |