MNTK - Montauk Renewables Is Not Risky Now, But Leverage Is Adding Up October, 23 2025 02:54 PM Montauk Renewables Inc. 2025-10-23 14:54:29 ET Montauk Renewables, Inc. ( MNTK ) is a producer of renewable natural gas ((RNG)), primarily from landfills.... For further details see: Montauk Renewables Is Not Risky Now, But Leverage Is Adding Up