Isaacson Christopher A (CIK 1538451) reported 31 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-23). Recent activity: Buy CBOE (2,488 shares), Sell CBOE (1,104 shares), Buy CBOE (1,674 shares), Sell CBOE (743 shares), Buy CBOE (1,486 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 2,488 | $711,991 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 1,104 | $315,932 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 1,674 | $479,049 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 743 | $212,624 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 1,486 | $425,249 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 660 | $188,872 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 313 | $89,571 |
| 2026-02-23 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 139 | $39,778 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 294 | $0 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 2,776 | $751,186 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 7,462 | $0 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 3,310 | $895,686 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 7,462 | $0 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 131 | $35,449 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 294 | $0 |
| 2026-02-17 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 131 | $35,449 |
| 2025-09-04 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 5,000 | $1.2M |
| 2025-06-11 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 5,000 | $1.1M |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 2,581 | $542,655 |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 1,145 | $240,736 |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 2,487 | $522,892 |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 1,103 | $231,906 |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Buy | 1,674 | $351,958 |
| 2025-02-21 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 743 | $156,216 |
| 2025-02-14 | Cboe Global Markets, Inc. (CBOE) | EVP, COO | Sell | 7,133 | $0 |
Source: SEC Form 4 filings · as of 2026-02-23