---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-103774"
form_type: "8-K"
ticker: "TOVX"
cik: "0000894158"
company_name: "Theriva Biologics, Inc."
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:49:09.869090+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Theriva Biologics files $2.9M at-the-market equity offering through A.G.P.

## Summary
- Company filed a prospectus supplement for up to $2,894,225 of common stock in an ATM offering.
- Sales agent is A.G.P./Alliance Global Partners; commission rate up to 3.0% of gross sales price.
- Shares offered under existing effective S-3 registration statement (File No. 333-279077).
- No arrangement for funds to be received in escrow; sales at market prices via commercial efforts.

## SEC filing metadata
- accession: 0001104659-25-103774
- form_type: 8-K
- ticker: TOVX
- cik: 0000894158
- company_name: Theriva Biologics, Inc.
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/894158/000110465925103774/0001104659-25-103774-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/894158/000110465925103774/tm2529686d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-103774
- JSON: https://secwatch.observer/filing/0001104659-25-103774.json
- Plain text: https://secwatch.observer/filing/0001104659-25-103774.txt

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