Operating cash flow fell 42.4%. That is the oddest number in Paychex’s latest report, especially because the business made more money and kept more of each dollar of revenue.

In the three months ended August 31, revenue rose 5.9% to $1.6 billion, operating income climbed 14.3% to $619.2 million, and net income increased 12% to $429.7 million. Operating margin widened to 38% from 35.2%. The income statement shows stronger margins. The cash-flow statement looks busy elsewhere.

Paychex generated $413.5 million of operating cash flow, down from $718.4 million in the comparable three months. Cash fell to $600.9 million, while accounts receivable rose 18.9% to $1.6 billion. Cash conversion, measured against net income, dropped from 1.87x to 0.96x.

That does not turn an accounting profit into a loss. It does change the question around the profit: how much of the period’s earnings arrived as cash, and how much was tied up in the timing of client refunds, taxes, compensation, and other balance-sheet items?

Paychex gave a specific explanation for the cash movement, pointing to several timing effects rather than higher capital spending. Capex was essentially flat at $56.1 million, and stock compensation fell 28% to $19.3 million.

"Fiscal 2026 Net income, adjusted for non-cash items including depreciation and amortization, provision on deferred taxes, stock-based compensation, and deferred costs, net, attributable to the reasons discussed in the "Results of Operations" section of this Item 2; A net increase in refunds owed to our clients related to tax benefits allowed under the Coronavirus Aid, Relief, and Economic Security Act; An increase in accrued interest related to our corporate bonds, for which the first interest installment payment was due in October 2025; and Net decrease in prepaid income taxes due to the timing of our first quarter tax installment, which historically is settled during our second fiscal quarter; offset by A net decrease in accrued corporate compensation primarily due to the settlement of fiscal 2025 year-end bonuses."

10-Q 2026-09-24

The company is describing cash timing, including refunds owed to clients and a tax installment that historically lands in the second fiscal quarter. The accounts-receivable increase is disclosed, but Paychex does not give a separate cause for that balance-sheet move.

The operating business itself had two clear revenue engines. Management Solutions revenue rose 4%, helped by “price realization and product penetration,” while PEO and Insurance Solutions revenue increased 12% on growth in average worksite employees and higher insurance volumes.

"The changes in revenue as compared to the prior year period were primarily driven by the following factors: Management Solutions revenue: $1.2 billion for the first quarter, reflecting an increase of 4%. o Higher revenue per client resulting from price realization and product penetration."

10-Q 2026-09-24

The split matters because the margin improvement did not come with a matching cash-flow improvement. Paychex also repurchased 1.1 million shares at a weighted average price of $145.59, helping diluted shares fall 1.5% year over year.

The market supplied a separate piece of context: PAYX closed at $104.53 on September 23, down 8.8% that day. Seven of twelve names in its durable Information Services Tilt group crossed the activity threshold on September 23, including PAYX, but that is a description of shared market behavior, not an explanation for it.

Paychex’s annual results show a larger business, with revenue reaching $6.3 billion in fiscal 2026, alongside a lower 27.9% net margin than the prior year. The latest report adds a more immediate wrinkle: stronger operating margins can coexist with weaker cash conversion when working-capital and tax timing move in the opposite direction.

The next three-month report’s operating cash flow, accounts receivable, and cash balance will give the cleanest comparison, with $413.5 million of operating cash flow as the number to put next to it.

Source: Paychex 10-Q filed September 24, 2026, for the three months ended August 31, 2026.