Merck (MRK) Total Debt (2009 - 2026)

Merck has disclosed Total Debt across 18 years of filings, most recently posting $49.1 billion for Q1 2026.

• In Q1 2026, Total Debt rose 40.96% year-over-year to $49.1 billion; the TTM figure through Mar 2026 stood at $49.1 billion (up 40.96% YoY), while the FY2025 annual figure was $49.3 billion, up 32.95% from the prior year.
• Total Debt held at $49.1 billion in Q1 2026, from $49.3 billion in the prior quarter.
• Over the last five years, Total Debt for MRK reached as high as $49.3 billion in Q4 2025 and fell as low as $30.4 billion in Q3 2022.
• The 5-year median for Total Debt is $35.1 billion (2023), against an average of $36.4 billion.
• Annual changes were most pronounced in 2022 — Total Debt retreated 7.28% — and 2026, when it jumped 40.96%.
• A 5-year view of Total Debt shows it stood at $30.7 billion in 2022, then climbed by 14.22% to $35.1 billion in 2023, then increased by 5.87% to $37.1 billion in 2024, then soared by 32.95% to $49.3 billion in 2025, then declined by 0.45% to $49.1 billion in 2026.
• According to Business Quant data, Total Debt over the past three periods registered $49.1 billion, $49.3 billion, and $41.4 billion for Q1 2026, Q4 2025, and Q3 2025 respectively.