---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-109329"
form_type: "8-K"
ticker: "SNGX"
cik: "0000812796"
company_name: "SOLIGENIX, INC."
filed_at: "2026-09-21T20:30:41+00:00"
generated_at: "2026-09-21T20:32:16.845996+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Soligenix shareholders approve 125M authorized shares, reverse split; ATM increased by $2.5M

## Summary
- Authorized common shares increased from 75M to 125M, effective Sept 17, 2026.
- Reverse stock split authorized at 1-for-2 to 1-for-20, ratio at Board discretion for 1 year.
- ATM offering capacity raised by $2.5M; prior sales ~$6.234M under earlier supplements.
- All 5 director nominees elected; say-on-pay passed; Cherry Bekaert LLP ratified as auditors.
- Advisory vote on exec comp frequency set to annual until next frequency vote.

## SEC filing metadata
- accession: 0001104659-26-109329
- form_type: 8-K
- ticker: SNGX
- cik: 0000812796
- company_name: SOLIGENIX, INC.
- filed_at: 2026-09-21T20:30:41+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.03, 5.07, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/812796/000110465926109329/0001104659-26-109329-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/812796/000110465926109329/sngx-20260917x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-109329
- JSON: https://secwatch.observer/filing/0001104659-26-109329.json
- Plain text: https://secwatch.observer/filing/0001104659-26-109329.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.