ZELDIS JEROME B
SEC insider (Form 3/4/5 filer). CIK 0001433982. Director at SOLIGENIX, INC. (SNGX) and 2 other issuers. 22 reported Form 4/5 transactions since Sep 2024; latest on Oct 12, 2026. Located in PRINCETON, NJ.
Companies ZELDIS JEROME B has filed insider reports for
- SOLIGENIX, INC. (SNGX): Director
- PTC THERAPEUTICS, INC. (PTCT): Director
- NEXGEL, INC. (NXGL): Director
ZELDIS JEROME B
CIK: 0001433982
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (22 total)
- Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
192 shares- - Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
63 shares- - Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
54 shares- - Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
121 shares- - Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
74 shares- - Oct 12, 2026SNGX
SOLIGENIX, INC.
DispositionDirectStock Option (Right to Buy)
128 shares- - Sep 17, 2026SNGX
SOLIGENIX, INC.
AwardDirectStock Option (Right to Buy)
78.9K shares- - Jan 2, 2026PTCT
PTC THERAPEUTICS, INC.
AwardDirect4K shares- - Jun 25, 2025NXGL
NEXGEL, INC.
AwardDirectStock Option (Right to Buy)
30K shares- - Jun 20, 2025SNGX
SOLIGENIX, INC.
AwardDirectStock Option (Right to Buy)
17.6K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 12, 2026 |  SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 192 | - | - | Direct |
| Oct 12, 2026 | SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 63 | - | - | Direct |
| Oct 12, 2026 | SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 54 | - | - | Direct |
| Oct 12, 2026 | SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 121 | - | - | Direct |
| Oct 12, 2026 | SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 74 | - | - | Direct |
| Oct 12, 2026 | SNGX SOLIGENIX, INC. | Disposition Stock Option (Right to Buy) | 128 | - | - | Direct |
| Sep 17, 2026 | SNGX SOLIGENIX, INC. | Award Stock Option (Right to Buy) | 78,947 | - | - | Direct |
| Jan 2, 2026 |  PTCT PTC THERAPEUTICS, INC. | Award | 4,000 | - | $0 | Direct |
| Jun 25, 2025 |  NXGL NEXGEL, INC. | Award Stock Option (Right to Buy) | 30,000 | - | - | Direct |
| Jun 20, 2025 | SNGX SOLIGENIX, INC. | Award Stock Option (Right to Buy) | 17,647 | - | - | Direct |
1-10 of 22 transactions