---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-396646"
form_type: "8-K"
ticker: "ETRA"
cik: "0002088082"
company_name: "Electra Therapeutics, Inc."
filed_at: "2026-09-21T20:01:09+00:00"
generated_at: "2026-09-21T20:03:13.075548+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Electra Therapeutics closes $350M IPO at $15.00/share

## Summary
- Closed IPO of 23,333,334 shares at $15.00/share; gross proceeds ~$350.0M.
- IPO closed Sept 21, 2026; shares trade on Nasdaq Global Select Market under ETRA.
- Amended and restated certificate of incorporation and bylaws effective upon IPO closing.

## SEC filing metadata
- accession: 0001193125-26-396646
- form_type: 8-K
- ticker: ETRA
- cik: 0002088082
- company_name: Electra Therapeutics, Inc.
- filed_at: 2026-09-21T20:01:09+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2088082/000119312526396646/0001193125-26-396646-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2088082/000119312526396646/d185250d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-396646
- JSON: https://secwatch.observer/filing/0001193125-26-396646.json
- Plain text: https://secwatch.observer/filing/0001193125-26-396646.txt

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