McCallum Sophie Insider Trading -- Recent SEC Form 4 Transactions
McCallum Sophie (CIK 2085363) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-10-08). Recent activity: Buy DBHL (40,179 shares), Buy NONE (6,798 shares), Buy NONE (9,869 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-08 | Deep Isolation Nuclear, Inc. (DBHL) | Chief of Staff | Buy | 40,179 | $0 |
| 2025-11-21 | Deep Isolation Nuclear, Inc. (NONE) | Chief of Staff, Corp. Sec. | Buy | 6,798 | $0 |
| 2025-10-03 | Deep Isolation Nuclear, Inc. (NONE) | Chief of Staff, Corp. Sec. | Buy | 9,869 | $0 |
Source: SEC Form 4 filings · as of 2026-10-08