Gebbia John J (CIK 1813372) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-12). Recent activity: Sell SIEB (6,000 shares), Sell SIEB (140,000 shares), Sell SIEB (128,000 shares), Buy SIEB (9.7M shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-12 | SIEBERT FINANCIAL CORP (SIEB) | CEO | Sell | 6,000 | $0 |
| 2026-01-22 | SIEBERT FINANCIAL CORP (SIEB) | CEO | Sell | 140,000 | $0 |
| 2025-11-24 | SIEBERT FINANCIAL CORP (SIEB) | CEO | Sell | 128,000 | $0 |
| 2025-06-12 | SIEBERT FINANCIAL CORP (SIEB) | CEO | Buy | 9.7M | $0 |
Source: SEC Form 4 filings · as of 2026-03-12