In Q4'26, MongoDB's (MDB) operating cash flow reached $179.6M USD, marking a robust positive figure and the highest in the series, while free cash flow stood at $178.5M USD, reflecting strong cash generation after accounting for capital expenditures. This latest data point indicates sustained operational efficiency and liquidity improvement. From Q1'24 to Q4'26, operating cash flow exhibited volatility with negative dips in Q2'24 (-$25.3M USD) and Q2'25 (-$1.4M USD), but showed an overall upward trend, accelerating from $53.7M USD in Q1'24 to the $179.6M USD peak, driven by consistent growth in later quarters like Q1'26 ($109.9M USD) and beyond. Free cash flow mirrored this pattern, fluctuating from $53.1M USD initially to a low of -$2.4M USD in Q2'25 before surging to $178.5M USD, highlighting improving profitability and capital management over the 3-year quarterly period despite periodic seasonal weaknesses.