---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-040644"
form_type: "8-K"
ticker: "MNTK"
cik: "0001826600"
company_name: "Montauk Renewables, Inc."
filed_at: "2023-08-09T23:59:59+00:00"
generated_at: "2026-06-11T23:14:05.857117+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Montauk Renewables Q2 revenue falls 21.5%, net income down 94.8% to $1M

## Summary
- Revenue $53.3M, down 21.5% YoY; net income $1.0M, down 94.8% YoY.
- Non-GAAP adjusted EBITDA $19.2M, down 30.4% YoY; RNG production 1.4M MMBtu, down 2.6%.
- Announced $85-95M RNG project at Frank R. Bowerman Landfill, Irvine, CA, targeting 2026 commissioning.
- Updated 2023 guidance: RNG revenue $160-175M, RNG production 5.7-6.1M MMBtu.
- Realized RIN pricing dropped 36.1% to $2.16; gas commodity indices down 70.7% YoY.

## SEC filing metadata
- accession: 0000950170-23-040644
- form_type: 8-K
- ticker: MNTK
- cik: 0001826600
- company_name: Montauk Renewables, Inc.
- filed_at: 2023-08-09T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1826600/000095017023040644/0000950170-23-040644-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1826600/000095017023040644/mntk-20230809.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-040644
- JSON: https://secwatch.observer/filing/0000950170-23-040644.json
- Plain text: https://secwatch.observer/filing/0000950170-23-040644.txt

## Key facts
- Earnings Releases
  Montauk Renewables, Inc. reported the second quarter ended June 30, 2023 results: revenue $53.3 million, net income $1.0 million. Guidance reaffirmed.
  - Period: the second quarter ended June 30, 2023
  - Revenue: $53.3 million
  - Net income: $1.0 million
  - Guidance: reaffirmed
  - Result: reported results
  source text: of biogas into renewable natural gas (“RNG”), today announced financial results for the second quarter ended June 30, 2023. Second Quarter Financial Highlights: • Revenues of $53.3 million, decreased 21.5% as compared to the second quarter of 2022 • Net Income of $1.0 million, decreased 94.8% as compared to the second quarter of 2022 • Non-GAAP Adjusted EBITDA of
  evidence_url: https://www.sec.gov/Archives/edgar/data/1826600/000095017023040644/0000950170-23-040644-index.htm

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