William R Shepard Insider Trading Activity
William R Shepard has been net-buying over the last 12 months with 8 purchases and 0 sales across 1 company.
CME is the most-traded position with 8 trades. The largest single transaction was a purchase of CME for $419K on Mar 26, 2026.
Performance Scorecard
Forward stock performance after each transaction by William R Shepard. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | +1.1% | — | 75% | 8 |
| 90 days | -3.5% | — | 50% | 8 |
| 120 days | +3.1% | — | 67% | 6 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersCME · CME GROUP INC.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Jun 25, 2026 | CME | Buy | 324.782 | $230.57 | $75K | +0.1% | Director | |
Jun 25, 2026 | CME | Buy | 14.318 | $230.57 | $3K | +0.4% | Director | |
Mar 26, 2026 | CME | Buy | 1,407.78 | $297.38 | $419K | +0.5% | Director | |
Mar 26, 2026 | CME | Buy | 62.06 | $297.38 | $18K | +2.5% | Director | |
Dec 30, 2025 Filed 3d late | CME | Buy | 251.21 | $278.37 | $70K | +0.1% | Director | |
Dec 30, 2025 Filed 3d late | CME | Buy | 11.06 | $278.37 | $3K | +0.4% | Director | |
Sep 25, 2025 | CME | Buy | 262.465 | $265.19 | $70K | +0.1% | Director | |
Sep 25, 2025 | CME | Buy | 11.57 | $265.22 | $3K | +0.5% | Director | |
Jun 25, 2025 | CME | Buy | 256.097 | $270.53 | $69K | +0.1% | Director | |
Jun 25, 2025 | CME | Buy | 11.29 | $270.53 | $3K | +0.5% | Director |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| CME | CME GROUP INC. | 10 | $733K |
Other insiders at CME GROUP INC.
2 other tracked filers at CME.