---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-241841"
form_type: "8-K"
ticker: "ONT"
cik: "0001643615"
company_name: "Onterris, Inc."
filed_at: "2021-08-10T23:59:59+00:00"
generated_at: "2026-06-29T16:51:05.499079+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Montrose reports Q2 revenue up 84.7% to $136.2M, raises FY 2021 EBITDA guidance

## Summary
- Revenue $136.2M (+84.7% YoY); net loss $14.5M vs net income $13.2M prior year.
- Adjusted EBITDA $21.0M (+50.9% YoY); margin 15.4%.
- FY 2021 Adjusted EBITDA guidance raised to $70.0-$75.0M from $63.0-$70.0M.
- Acquired Vista Analytical (June), Environmental Intelligence (July), SensibleIoT (August) 2021.
- Entered ESG-linked credit facility ($175M term loan, $125M revolver) in April 2021.

## SEC filing metadata
- accession: 0001193125-21-241841
- form_type: 8-K
- ticker: ONT
- cik: 0001643615
- company_name: Onterris, Inc.
- filed_at: 2021-08-10T23:59:59+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/1643615/000119312521241841/0001193125-21-241841-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1643615/000119312521241841/d216139d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-241841
- JSON: https://secwatch.observer/filing/0001193125-21-241841.json
- Plain text: https://secwatch.observer/filing/0001193125-21-241841.txt

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