---
schema_version: "secwatch.filing_event.v1"
accession: "0001420720-23-000068"
form_type: "8-K"
ticker: "IBIO"
cik: "0001420720"
company_name: "iBio, Inc."
filed_at: "2023-12-08T23:59:59+00:00"
generated_at: "2026-06-07T15:30:50.421504+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# iBio closes public offering of common stock and warrants, raising ~$4.5M gross proceeds

## Summary
- Offering included 600K shares common stock, 1.65M pre-funded warrants, and 4.5M Series C/D warrants exercisable at $2.00.
- Gross proceeds of ~$4.5M; net proceeds for working capital, R&D, trial preparation, and severance payments.
- Placement agents A.G.P./Alliance Global Partners (lead) and Brookline Capital Markets receive 5.5% cash fee plus expense reimbursement.
- Tail warrants issued to H.C. Wainwright for 131,820 shares at $2.50 exercise price if certain investors participate.

## SEC filing metadata
- accession: 0001420720-23-000068
- form_type: 8-K
- ticker: IBIO
- cik: 0001420720
- company_name: iBio, Inc.
- filed_at: 2023-12-08T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1420720/000142072023000068/0001420720-23-000068-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1420720/000142072023000068/ibio-20231207x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001420720-23-000068
- JSON: https://secwatch.observer/filing/0001420720-23-000068.json
- Plain text: https://secwatch.observer/filing/0001420720-23-000068.txt

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