Caterpillar Inc. (CAT) Cash Flow Statement

The OCF/NI ratio has been inconsistent, dipping below 1.0 in three of the last five quarters, which suggests that reported earnings are not always translating into cash. The 2026Q2 improvement to 1.22 is encouraging, but the prior quarter's 0.73 highlights potential working capital drags. Investors should monitor whether this volatility reflects timing or a structural issue in earnings quality.

The FCF trajectory shows a clear upward trend, with 2026Q2 FCF of $3.3B representing the highest level in the provided quarters. This is supported by a record revenue quarter and improved working capital management. However, the FCF margin remains below the 26.0% peak seen in 2025Q3, suggesting there is still room for operational efficiency gains.

The elevated capex in 2026Q2 suggests Caterpillar is investing heavily in capacity or technology to meet surging demand, particularly in data center and energy transition markets. This is a positive signal for future growth, but it also pressures near-term free cash flow. The capex/revenue ratio of 5.4% is well above the 1.7% seen in 2025Q3, indicating a strategic shift toward expansion.

The working capital line has been highly volatile, with significant outflows in 2026Q1 and 2025Q1, likely due to inventory builds or receivable timing. The near-zero change in 2026Q2 suggests a normalization, but the pattern indicates that cash flow is susceptible to large swings. This volatility may obscure the underlying earnings power and warrants close monitoring.

The company's capital deployment is heavily skewed toward buybacks, with cumulative repurchases of $6.5B over the last two quarters, far exceeding dividends. This suggests management is confident in the stock's value, but it also reduces cash reserves that could be used for acquisitions or debt reduction. The sustainability of this pace depends on continued strong cash generation.

The cumulative gap between net income and operating cash flow is positive, indicating that earnings are being converted to cash, but the gap between net income and free cash flow is negative, reflecting significant capital expenditures. This suggests that while the core business generates cash, the heavy investment phase is consuming a substantial portion, which may limit near-term shareholder returns.