---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-288502"
form_type: "8-K"
ticker: "NGNE"
cik: "0001404644"
company_name: "Neurogene Inc."
filed_at: "2023-12-04T23:59:59+00:00"
generated_at: "2026-06-07T18:40:07.797959+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Neoleukin revises CVR agreement with $500K de minimis threshold and unused lease holdback inclusion

## Summary
- Revised CVR Agreement adds a $500,000 de minimis threshold for CVR payments; unpaid amounts distributed by June 30, 2029.
- 100% of unused Lease Negotiation Holdback balance included in Gross Proceeds for CVR payments.
- Amendment relates to the pending merger with Neurogene; closing expected under prior merger agreement.
- CVR term ends June 30, 2029; payments made in cash or stock at company's discretion.

## SEC filing metadata
- accession: 0001193125-23-288502
- form_type: 8-K
- ticker: NGNE
- cik: 0001404644
- company_name: Neurogene Inc.
- filed_at: 2023-12-04T23:59:59+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/1404644/000119312523288502/0001193125-23-288502-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1404644/000119312523288502/d595715d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-288502
- JSON: https://secwatch.observer/filing/0001193125-23-288502.json
- Plain text: https://secwatch.observer/filing/0001193125-23-288502.txt

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