SNGX's three largest insider shareholders as of March 23, 2026 are Jerome B Zeldis (Director, 22.92K shares), Christopher J Schaber (Chairman, Ceo And President, 15.51K shares), Jonathan L. Guarino (Senior Vice President And Cfo, 11.00K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jerome B Zeldis | 22,917 | 0 | 18 May, 2021 | |
| Christopher J Schaber | Chairman, Ceo And President | 15,511 | 0 | 03 Oct, 2025 |
| Jonathan L. Guarino | Senior Vice President And Cfo | 11,000 | 0 | 15 Dec, 2021 |
| Richard Straube | Senior Vice President And Cmo | 8,000 | 0 | 18 May, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 11 Dec, 2025 | Oreola Donini | Option (Right to Buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 11 Dec, 2025 | Christopher J Schaber | Option (Right to Buy) | A | 200,000 | $0.00 | 200,000 | D | A |
| 11 Dec, 2025 | Richard Straube | Option (Right to Buy) | A | 10,000 | $0.00 | 10,000 | D | A |
| 11 Dec, 2025 | Jonathan L. Guarino | Option (Right to Buy) | A | 100,000 | $0.00 | 100,000 | D | A |
| 02 Oct, 2025 | Christopher J Schaber | Common Stock | A | 15,132 | $1.32 | 15,511 | D | P |
| 20 Jun, 2025 | Robert J. Rubin | Stock Option (Right to Buy) | A | 17,647 | $0.00 | 17,647 | D | A |
| 20 Jun, 2025 | Diane L. Parks | Stock Option (Right to Buy) | A | 17,647 | $0.00 | 17,647 | D | A |
| 20 Jun, 2025 | Jerome B Zeldis | Stock Option (Right to Buy) | A | 17,647 | $0.00 | 17,647 | D | A |
| 20 Jun, 2025 | Anthony Gregg Lapointe | Stock Option (Right to Buy) | A | 17,647 | $0.00 | 17,647 | D | A |
| 12 Dec, 2024 | Christopher J Schaber | Option (Right to Buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 12 Dec, 2024 | Jerome B Zeldis | Stock Option (Right to Buy) | A | 8,646 | $0.00 | 8,646 | D | A |
| 12 Dec, 2024 | Oreola Donini | Option (Right to Buy) | A | 20,000 | $0.00 | 20,000 | D | A |
| 12 Dec, 2024 | Jonathan L. Guarino | Option (Right to Buy) | A | 20,000 | $0.00 | 20,000 | D | A |
| 12 Dec, 2024 | Anthony Gregg Lapointe | Stock Option (Right to Buy) | A | 8,646 | $0.00 | 8,646 | D | A |
| 12 Dec, 2024 | Richard Straube | Option (Right to Buy) | A | 12,000 | $0.00 | 12,000 | D | A |
| 12 Dec, 2024 | Robert J. Rubin | Stock Option (Right to Buy) | A | 8,646 | $0.00 | 8,646 | D | A |
| 12 Dec, 2024 | Diane L. Parks | Stock Option (Right to Buy) | A | 8,646 | $0.00 | 8,646 | D | A |
| 15 Dec, 2023 | Anthony Gregg Lapointe | Stock Option (Right to Buy) | A | 38,136 | $0.00 | 38,136 | D | A |
| 15 Dec, 2023 | Jerome B Zeldis | Stock Option (Right to Buy) | A | 38,136 | $0.00 | 38,136 | D | A |
| 15 Dec, 2023 | Robert J. Rubin | Stock Option (Right to Buy) | A | 38,136 | $0.00 | 38,136 | D | A |