Jerome B. Zeldis - 17 Sep 2026 Form 4 Insider Report for SOLIGENIX, INC. (SNGX)

Reporting relationship
Director
Issuer ticker
SNGX
Reported as of
17 Sep 2026
Net transaction value
$0
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
18 Sep 2026, 16:12:42 UTC
Prior SEC filing
06 Jan 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Jerome B. Zeldis

Key filing fact

Jerome B. Zeldis filed Form 4 for SOLIGENIX, INC. (SNGX) on 18 Sep 2026.

Key facts

  • This page summarizes Jerome B. Zeldis's Form 4 filing for SOLIGENIX, INC. (SNGX).
  • 1 reported transaction and 1 derivative row are listed below.
  • Accepted by SEC: 18 Sep 2026, 16:12.

Change

  • Previous filing in this sequence was filed on 06 Jan 2026.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001433982 Primary reporting owner

ZELDIS JEROME B

Relationship
Director
Address
C/O SOLIGENIX, INC., 29 EMMONS DRIVE, SUITE B-10, PRINCETON
Signature
/s/ Jerome B. Zeldis
Signature date
18 Sep 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SNGX transaction Derivative

Stock Option (Right to Buy)

Award

Transaction value
Shares
+78,947
Change %
Price
$0.000000*
Shares after
78,947
Date
17 Sep 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
78,947
Exercise price
$0.3800
Footnotes
F1
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The stock option vests ratably on each of December 17, 2026, March 17, 2027, June 17, 2027 and September 17, 2027.

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