As of June 06, 2026, the three largest insider holders of SIEB are Richard Gebbia (Other, 17.54Mn shares), David Gebbia (Other, 17.54Mn shares), Gloria E Gebbia (Director, 17.54Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Charles Zabatta | - | 20,000 | 530,439 | 30 Jul, 2025 |
| Gloria E Gebbia | - | 0 | 17,539,200 | 16 Dec, 2022 |
| Andrew H Reich | Evp, Coo Cfo And Secretary | 589,574 | 0 | 24 Nov, 2025 |
| John M. Gebbia | - | 0 | 17,439,200 | 12 Apr, 2023 |
| Richard Gebbia | - | 0 | 17,539,200 | 19 Dec, 2022 |
| David Gebbia | - | 0 | 17,539,200 | 19 Dec, 2022 |
| John J Gebbia | Ceo | 0 | 9,827,494 | 12 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 09 Mar, 2026 | John J Gebbia | Common Stock, $0.01 par value per share | D | 6,000 | $0.00 | 9,827,494 | I | G |
| 09 Mar, 2026 | Gloria E Gebbia | Common Stock, $0.01 par value per share | D | 6,000 | $0.00 | 9,827,494 | I | G |
| 20 Jan, 2026 | John M. Gebbia | Common Stock, $0.01 par value per share | D | 3,000 | $0.00 | 1,921,891 | D | G |
| 20 Jan, 2026 | Gloria E Gebbia | Common Stock, $0.01 par value per share | D | 140,000 | $0.00 | 9,833,494 | I | G |
| 20 Jan, 2026 | John J Gebbia | Common Stock, $0.01 par value per share | D | 140,000 | $0.00 | 9,833,494 | I | G |
| 20 Jan, 2026 | John M. Gebbia | Common Stock, $0.01 par value per share | A | 26,000 | $0.00 | 516,000 | I | G |
| 20 Jan, 2026 | Richard Gebbia | Common Stock, $0.01 par value per share | A | 13,000 | $0.00 | 574,273 | I | G |
| 20 Jan, 2026 | David Gebbia | Common Stock, $0.01 par value per share | A | 13,000 | $0.00 | 387,000 | I | G |
| 20 Jan, 2026 | Richard Gebbia | Common Stock, $0.01 par value per share | D | 13,000 | $0.00 | 561,273 | I | J |
| 20 Jan, 2026 | John M. Gebbia | Common Stock, $0.01 par value per share | D | 26,000 | $0.00 | 490,000 | I | J |
| 20 Jan, 2026 | David Gebbia | Common Stock, $0.01 par value per share | D | 13,000 | $0.00 | 374,000 | I | J |
| 20 Nov, 2025 | Andrew H Reich | Common Stock, $0.01 par value per share | D | 20,000 | $0.00 | 589,574 | D | G |
| 20 Nov, 2025 | John M. Gebbia | Common Stock, $0.01 par value per share | A | 26,000 | $0.00 | 516,000 | I | G |
| 20 Nov, 2025 | David Gebbia | Common Stock, $0.01 par value per share | A | 13,000 | $0.00 | 387,000 | I | G |
| 20 Nov, 2025 | Gloria E Gebbia | Common Stock, $0.01 par value per share | D | 128,000 | $0.00 | 9,569,714 | I | G |
| 20 Nov, 2025 | Richard Gebbia | Common Stock, $0.01 par value per share | A | 13,000 | $0.00 | 574,273 | I | G |
| 20 Nov, 2025 | John J Gebbia | Common Stock, $0.01 par value per share | D | 128,000 | $0.00 | 9,569,714 | I | G |
| 20 Nov, 2025 | John M. Gebbia | Common Stock, $0.01 par value per share | D | 26,000 | $0.00 | 490,000 | I | J |
| 20 Nov, 2025 | Richard Gebbia | Common Stock, $0.01 par value per share | D | 13,000 | $0.00 | 561,273 | I | J |
| 20 Nov, 2025 | David Gebbia | Common Stock, $0.01 par value per share | D | 13,000 | $0.00 | 374,000 | I | J |