---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-24-001758"
form_type: "8-K"
ticker: null
cik: "0001029125"
company_name: "Panbela Therapeutics, Inc."
filed_at: "2024-01-19T23:59:59+00:00"
generated_at: "2026-06-06T20:58:44.212315+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Panbela Therapeutics effects 1-for-20 reverse stock split; shares outstanding drop to 480,244

## Summary
- Reverse split effective Jan 18, 2024; every 20 shares converted into 1 share.
- Post-split estimated shares outstanding: 480,244.
- New CUSIP number for common stock is 69833W404.
- Proportionate adjustments made to equity awards and warrants.
- Number of authorized shares unchanged; no fractional shares issued.

## SEC filing metadata
- accession: 0001437749-24-001758
- form_type: 8-K
- cik: 0001029125
- company_name: Panbela Therapeutics, Inc.
- filed_at: 2024-01-19T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1029125/000143774924001758/0001437749-24-001758-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1029125/000143774924001758/pbla20240118_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-24-001758
- JSON: https://secwatch.observer/filing/0001437749-24-001758.json
- Plain text: https://secwatch.observer/filing/0001437749-24-001758.txt

## Key facts
- Governance Changes
  Panbela Therapeutics, Inc.: Filed Certificate of Amendment to Restated Certificate of Incorporation to effect a 1-for-20 reverse stock split (effective 2024-01-16).
  - Change: charter amendment
  - Effective: 2024-01-16
  source text: On January 16, 2024, the Company filed a Certificate of Amendment to the Restated Certificate of Incorporation (the "Amendment") to effect the Reverse Split.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1029125/000143774924001758/0001437749-24-001758-index.htm

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