---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-018022"
form_type: "8-K"
ticker: "MAMO"
cik: "0001952853"
company_name: "Massimo Group"
filed_at: "2026-04-20T23:59:59+00:00"
generated_at: "2026-05-15T05:23:00.337743+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Massimo Group appoints Quenton Petersen as CEO; David Shan becomes Executive Chairman

## Summary
- David Shan ceased as CEO on April 14, 2026, retains role as Executive Chairman with existing compensation unchanged.
- Quenton Petersen, previously VP, appointed CEO effective April 14, 2026; no new compensatory arrangements at this time.
- Petersen has been with Massimo Group over nine years, leading sales, marketing, and channel expansion.
- Petersen served as VP since March 2025 and prior roles at Massimo Motor Sports including Sales and Marketing Manager.

## SEC filing metadata
- accession: 0001493152-26-018022
- form_type: 8-K
- ticker: MAMO
- cik: 0001952853
- company_name: Massimo Group
- filed_at: 2026-04-20T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1952853/000149315226018022/0001493152-26-018022-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1952853/000149315226018022/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-018022
- JSON: https://secwatch.observer/filing/0001493152-26-018022.json
- Plain text: https://secwatch.observer/filing/0001493152-26-018022.txt

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