---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-071772"
form_type: "8-K"
ticker: "ONT"
cik: "0001643615"
company_name: "Onterris, Inc."
filed_at: "2026-02-25T23:59:59+00:00"
generated_at: "2026-05-16T00:20:01.057480+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Montrose reports record 2025 revenue $830.5M (+19%); guides 2026 Adj EBITDA $125-130M

## Summary
- Full-year 2025 revenue $830.5M, up 19.3% YoY; Adj EBITDA $116.2M, up 21.3%.
- Net loss improved to $0.8M ($0.14 LPS) from $62.3M ($2.22 LPS) in 2024.
- Adj EPS $1.36; free cash flow $87.0M; leverage reduced to 2.5x after redeeming $122.2M preferred stock.
- 2026 guidance: revenue $840-900M, Adj EBITDA $125-130M (~10% growth at midpoint, ~15% margin).
- Plans to restart smaller bolt-on acquisitions in 2026, citing robust pipeline and balance sheet flexibility.

## SEC filing metadata
- accession: 0001193125-26-071772
- form_type: 8-K
- ticker: ONT
- cik: 0001643615
- company_name: Onterris, Inc.
- filed_at: 2026-02-25T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1643615/000119312526071772/0001193125-26-071772-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1643615/000119312526071772/meg-20260225.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-071772
- JSON: https://secwatch.observer/filing/0001193125-26-071772.json
- Plain text: https://secwatch.observer/filing/0001193125-26-071772.txt

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