Company facts
- Industry
- Gas & Other Services Combined
- Headquarters
- Pittsburgh, Pennsylvania
- Most recent report
- 8-K, filed Aug 6, 2026
- Incorporated
- Delaware
- Filings on record
- 180 filings
- On EDGAR
- CIK 1826600
- Fiscal year ends
- December
- Filer status
- Emerging growth company
Financials 8 of 24
News 8 of 60
Prospectuses and Registrations 8
- S-8 Registration statement for an employee plan Jan 27, 2021
- 424B4 Final prospectus for an offering Jan 25, 2021
- S-1/A Registration statement for an offering, amended Jan 20, 2021
- S-1/A Registration statement for an offering, amended Jan 15, 2021
- S-1/A Registration statement for an offering, amended Jan 8, 2021
- S-1/A Registration statement for an offering, amended Dec 31, 2020
- S-1/A Registration statement for an offering, amended Dec 23, 2020
- S-1 Registration statement for an offering Dec 11, 2020
Proxies 8 of 12
- DEFA14A Extra proxy material Apr 10, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 10, 2026
- DEFA14A Extra proxy material Apr 8, 2025
- DEF 14A Proxy statement for a shareholder vote Apr 8, 2025
- DEFA14A Extra proxy material Apr 22, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 22, 2024
- DEFA14A Extra proxy material Apr 25, 2023
- DEF 14A Proxy statement for a shareholder vote Apr 25, 2023
Ownership 8 of 58
- 4 Insider reported a trade May 22, 2026
- 4 Insider reported a trade May 22, 2026
- 4 Insider reported a trade May 22, 2026
- 4 Insider reported a trade May 22, 2026
- 4 Insider reported a trade May 13, 2026
- 4 Insider reported a trade Nov 26, 2025
- SCHEDULE 13G/A Large holder reported a passive stake, amended Nov 24, 2025
- SCHEDULE 13D Large holder reported an active stake Nov 10, 2025
Other 8 of 18
- ARS Annual report sent to shareholders Apr 10, 2026
- ARS Annual report sent to shareholders Apr 8, 2025
- ARS Annual report sent to shareholders Apr 22, 2024
- ARS Annual report sent to shareholders Apr 25, 2023
- SEC STAFF LETTER Jan 21, 2021
- EFFECT Notice that a registration became effective Jan 21, 2021
- CERT Exchange certified a listing Jan 21, 2021
- CORRESP Reply to SEC staff Jan 20, 2021
Everything here comes from Montauk Renewables, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.