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Soligenix Inc.

Jerome B Zeldis (Director) reports SNGX insider transactions

4SNGXFiled Oct 13, 2026, 6:09 AM ET· Period Oct 12, 2026

About this filing

Soligenix Inc. (SNGX) filed Form 4 (insider transaction) with the SEC on Oct 13, 2026. Form 4 reports a company insider’s trades in the company’s shares.

View original filing on SEC.gov (opens SEC EDGAR)

Key facts

Insider
Jerome B Zeldis · Director
DateTransactionSharesPriceValueHeld afterOwnership
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)Footnotes F1−54$0.00$0.000Direct
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)−74$0.00$0.000Direct
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)−128$0.00$0.000Direct
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)−63$0.00$0.000Direct
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)−121$0.00$0.000Direct
Oct 12, 2026D · sale back to the companyStock Option (Right to Buy)−192$0.00$0.000Direct
Footnotes
  1. F1 On October 12, 2026, the Reporting Person voluntarily surrendered stock options exercisable for an aggregate of 632 shares of Common Stock with exercise prices set forth in the table above to the Issuer for cancellation for no consideration. The cancellation is exempt from Section 16(b) of the Exchange Act pursuant to Rule 16b-3(e) and Rule 16b-6(d), and exempt from the reporting requirements of Section 16(a) pursuant to Rule 16a-4(d). The Reporting Person is voluntarily reporting this transaction.

Remarks: That Reporting Person's Form 4 filed on September 18, 2026 reported an expiration date of June 16, 2036 for the Stock Option (Right to Buy) covering 78,947 shares of Common Stock at an exercise price of $0.38 per share, granted on September 17, 2026. That date was a typographical error. The correct expiration date of the option is September 16, 2036.

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Not investment advice. Summaries can contain errors; the SEC filing is the official record.