---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-249941"
form_type: "8-K"
ticker: "STIM"
cik: "0001227636"
company_name: "Neuronetics, Inc."
filed_at: "2024-11-01T23:59:59+00:00"
generated_at: "2026-05-30T06:49:57.559742+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Neuronetics extends Madryn's demand registration period from 180 to 365 days post-merger close

## Summary
- Amends Registration Rights Agreement with Madryn Asset Management LP.
- Demand Registration Period for Consideration Shares extended to 365 days from close of Greenbrook TMS arrangement.
- Previously, period was 180 days; amendment effective November 1, 2024.
- Change is a limited procedural adjustment to existing merger-related agreement.

## SEC filing metadata
- accession: 0001193125-24-249941
- form_type: 8-K
- ticker: STIM
- cik: 0001227636
- company_name: Neuronetics, Inc.
- filed_at: 2024-11-01T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1227636/000119312524249941/0001193125-24-249941-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1227636/000119312524249941/d907839d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-249941
- JSON: https://secwatch.observer/filing/0001193125-24-249941.json
- Plain text: https://secwatch.observer/filing/0001193125-24-249941.txt

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