---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-073950"
form_type: "8-K"
ticker: "ITRMF"
cik: "0001659323"
company_name: "Iterum Therapeutics plc"
filed_at: "2025-05-19T23:59:59+00:00"
generated_at: "2026-05-21T01:47:50.560864+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Iterum extends $20M Pfizer milestone payment to Oct 2029; interest rises to 10%

## Summary
- $20M regulatory milestone due Oct 2026 extended to Oct 2029 via amended promissory note.
- Interest rate increases from 8% to 10%, compounded daily, starting Oct 26, 2026.
- ITIL pays Pfizer a transaction fee plus legal expenses; no senior debt or liens without Pfizer consent.
- CEO says extension allows capital to be invested in ORLYNVAH launch and geographic expansion.

## SEC filing metadata
- accession: 0000950170-25-073950
- form_type: 8-K
- ticker: ITRMF
- cik: 0001659323
- company_name: Iterum Therapeutics plc
- filed_at: 2025-05-19T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 2.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1659323/000095017025073950/0000950170-25-073950-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1659323/000095017025073950/itrm-20250513.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-073950
- JSON: https://secwatch.observer/filing/0000950170-25-073950.json
- Plain text: https://secwatch.observer/filing/0000950170-25-073950.txt

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