Iron Mountain (IRM) Non-Current Deferred Tax Liability (2009 - 2026)

Iron Mountain has reported Non-Current Deferred Tax Liability for 18 years, with the latest figure at $180.4 million in Q1 2026.

• Quarterly Non-Current Deferred Tax Liability fell 11.77% year-over-year to $180.4 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $180.4 million (down 11.77% YoY) and the FY2025 annual result came in at $184.0 million, down 50.45% from the prior year.
• Non-Current Deferred Tax Liability retreated to $180.4 million in Q1 2026 per IRM's latest filing, from $184.0 million in the prior quarter.
• Over five years, Non-Current Deferred Tax Liability peaked at $376.3 million in Q4 2023 and troughed at $180.4 million in Q1 2026.
• A 5-year average of $272.2 million and a median of $271.5 million in 2023 frame the typical range for Non-Current Deferred Tax Liability.
• The sharpest annual moves came in 2022 and 2025: Non-Current Deferred Tax Liability surged 81.84% in 2022, then plunged 50.45% in 2025.
• Over 5 years, Non-Current Deferred Tax Liability stood at $374.4 million in 2022, then advanced by 0.5% to $376.3 million in 2023, then retreated by 1.31% to $371.3 million in 2024, then slumped by 50.45% to $184.0 million in 2025, then retreated by 1.94% to $180.4 million in 2026.
• According to Business Quant data, Non-Current Deferred Tax Liability over the past three periods registered $180.4 million, $184.0 million, and $218.2 million for Q1 2026, Q4 2025, and Q3 2025 respectively.