These factors together resulted in a decrease in revenue of $14.4 million for the three months ended December 31, 2025, as compared to the three months ended December 31, 2024. Increases in spot rates during the three months ended December 31, 2025 resulted in an increase in revenue of $8.4 million.
The Company had six product tankers and one chemical tanker employed under time charters as of December 31, 2025, as compared to one product tanker and no chemical tankers as of December 31, 2024. There were 458 revenue days derived from time charters for the three months ended December 31, 2025, as compared to 92 revenue days for the three months ended December 31, 2024. The increase in revenue days for time-chartered vessels resulted in an increase in revenue of $6.9 million for the three months ended December 31, 2025.
Voyage Expenses. Voyage expenses were $29.7 million for the three months ended December 31, 2025, a decrease of $3.1 million from $32.8 million for the three months ended December 31, 2024. The decrease is primarily driven by $5.4 million of lower bunker consumption resulting from fewer spot trading days, partially offset by a $2.3 million increase in port, agency and broker commissions during the three months ended December 31, 2025, compared to the three months ended December 31, 2024.
TCE Rate. The average TCE rate for the Company’s fleet was $23,524 per day for the three months ended December 31, 2025, an increase of $1,171 per day from $22,353 per day for the three months ended December 31, 2024. TCE rates represent net revenues (a non-GAAP measure representing revenue less voyage expenses) divided by revenue days. Net revenue utilized to calculate TCE is determined on a discharge-to-discharge basis, which is different from how the Company records revenue under U.S. GAAP.
Vessel Operating Expenses. Vessel operating expenses were $19.1 million for the three months ended December 31, 2025, an increase of $4.0 million from $15.1 million for the three months ended December 31, 2024. The increase is primarily attributable to the addition of three vessels to the Company’s fleet during the year.
Charter Hire Costs. Total charter hire expense was $1.9 million for the three months ended December 31, 2025, a decrease of $3.9 million from $5.8 million for the three months ended December 31, 2024. This decrease is a result of having one chartered-in vessel during the three months ended December 31, 2025 as compared to four chartered-in vessels during the three months ended December 31, 2024. Total charter hire expense for the three months ended December 31, 2025 was comprised of an operating expense component of $1.0 million and a vessel lease expense component of $0.9 million (December 31, 2024: $3.0 million and $2.8 million, respectively).
Depreciation. Depreciation expense for the three months ended December 31, 2025 was $9.5 million, an increase of $1.7 million from $7.8 million for the three months ended December 31, 2024. This increase is primarily attributable to the addition of three vessels to the Company’s fleet during the third quarter of 2025.
Amortization of Deferred Drydock Expenditures. Amortization of deferred drydock expenditures for the three months ended December 31, 2025 was $1.8 million, an increase of $0.9 million from $0.9 million for the three months ended December 31, 2024 due to increased drydocking activity compared to the previous period. Deferred drydocking costs for a given vessel are amortized on a straight-line basis to the next scheduled drydocking of the vessel.
General and Administrative Expenses: Corporate general and administrative expenses for the three months ended December 31, 2025 were $5.3 million, a decrease of $1.5 million from $6.8 million for the three months ended December 31, 2024. The decrease primarily reflects a reduction in variable-based compensation and one-time expenses during the three months ended December 31, 2024.
General and Administrative Expenses: Commercial and Chartering expenses are the expenses attributable to Ardmore’s chartering and commercial operations departments in connection with its spot trading activities. Commercial and chartering expenses for the three months ended December 31, 2025 were $1.1 million, a decrease of $0.2 million from $1.3 million for the three months ended December 31, 2024.
Interest Expense and Finance Costs. Interest expense and finance costs for the three months ended December 31, 2025 were $2.4 million, an increase of $1.3 million from $1.1 million for the three months ended December 31, 2024. The increase was due to drawdowns made on the Company’s revolving credit facilities to finance the purchase of three MR tankers during the third quarter of 2025.