Microsoft (MSFT): Q4 2026 results, my verdict

2026-07-29 · By Lubin Danilo, founder of Lubin Investment

Microsoft: see the full analysis on Lubin Investment

Microsoft reported on July 29, 2026 revenue of $90 billion (+18%), driven by Azure crossing $100 billion in annualized revenue for the first time. My quality screen validates 8 out of 10 criteria, but an unprecedented AI infrastructure spending wave is choking cash-per-share growth. Here is what that means for the stock's price.

What just happened: a record quarter, driven by Azure

Microsoft reported after market close on July 29, 2026 its fiscal fourth-quarter 2026 results (period ended June 30, 2026): revenue of $90.0 billion, up 18% year over year, and GAAP earnings per share of $4.81, above analyst estimates. The engine behind this quarter is unambiguous: Azure and other cloud services grew 43% year over year, and Azure crossed the symbolic threshold of $100 billion in annualized revenue for the first time in its history. Microsoft 365 Copilot, the AI assistant built into the office suite, now counts more than 30 million paid seats. CEO Satya Nadella summed up the quarter: 'Our results this quarter reflect the growing demand for cloud and AI solutions, and our ability to deliver value to our customers.'

But the real story of the quarter sits elsewhere, in a line item few people scrutinize as closely as I do: capital expenditures (capex, the money spent building durable assets like data centers or buying chips). In this quarter alone, capex plus related finance leases jumped 69% to $41 billion. For the full fiscal year 2026, total capex reached $115.95 billion, up nearly 80% from $64.55 billion in fiscal 2025. And management has already guided to roughly $190 billion of capex for calendar year 2026. In plain terms, Microsoft is today committing an enormous share of its cash to buildings, servers, and AI chips, before knowing with certainty how much additional revenue this bet will generate (I explain how to judge exploding capex in my guide on capex, good or bad signal).

Why my quality screen validates 8 out of 10 criteria, despite a warning sign

On strictly financial terms, Microsoft remains a formidable machine. Its 39.3% net margin means that out of every $100 of revenue, nearly $39 ends up as net profit, a level almost no industrial or services company gets close to. Sales grow 13.9% per year on average over five years, share count is declining thanks to steady buybacks, free cash flow margin (the share of revenue that becomes real, spendable cash) reaches 16.4%, and margins are expanding over time: revenue is growing faster than costs. Its net debt would take just 1.3 years of free cash flow to repay, a very solid balance sheet. One last, technical but telling point: its net cash collection cycle (the time between when Microsoft pays its suppliers and when it collects from its own customers) is negative, at -52 days. That means Microsoft collects cash from customers, largely through prepaid cloud and software subscriptions, before it even has to settle its own bills, a favorable cash mechanic also found at Costco or Amazon.

But two criteria fail, and they are precisely the ones telling this quarter's real story. First, free cash flow per share growth is only 3.5% per year on average over five years, well below the 10% threshold I consider healthy. Second, and this is the most telling signal, only 44% of Microsoft's accounting profit converts into real, available cash, against a target of more than 100% in my screen. This conversion ratio very concretely measures how much of reported profit actually ends up in the company's coffers rather than being immediately redeployed elsewhere. At 44%, it means more than half of the profit Microsoft reports each quarter goes straight back into building data centers and buying chips, before it has even had time to accumulate as available cash.

This is not a sign of a weakening business: it is the sign of a business that has deliberately chosen to turn already exceptional profitability into an infrastructure bet of unprecedented scale. Just two or three years ago, Microsoft's free cash flow per share was comfortably growing above 10% per year. What changed is not the underlying quality of the business, it is the size of the check management has decided to write on AI.

The price: expensive in absolute terms, without a reliable historical marker this quarter

Microsoft currently trades at 53.4 times its trailing-twelve-month free cash flow (the P/FCF, essentially how many years of today's cash it would take to repay the price paid for the stock today). This quarter I was not able to pull the full five-year history of this multiple for Microsoft to place it precisely within its own valuation percentile (a data access limitation on the site this run), and I would rather say so honestly than state a figure I have not verified. What I can say with confidence is that 53.4 times cash, paired with just 3.5% annual growth in that same cash per share, is a demanding combination by any measure. I already flagged this same Microsoft as expensive in my tech valuation comparison (MSFT, GOOGL, ADBE) published in June, at a valuation level close to today's.

My reasonable buy-price model, which projects the actual five-year cash-per-share generation trajectory, comes out at $115.77, versus a current price of $390.54: roughly a 70% premium. The entire bull case rests on one bet: that today's capex is buying multi-year Azure and AI growth that will eventually show up as cash per share, not just as a cost today. If that bet pays off, today's price will look reasonable in hindsight. If it disappoints, or if industry-wide AI infrastructure demand slows, today's price leaves very little margin of safety.

What could derail the thesis

The most direct risk is capex return on investment: if generative AI and cloud demand slows, or if the industry as a whole overbuilds data center capacity (a risk regularly flagged by analysts across the sector), Microsoft would be left with expensive assets and durably compressed cash flow. Competitive risk remains real against Amazon Web Services and Google Cloud, which are also investing massively. Finally, Microsoft's dominant position in enterprise AI is drawing growing regulatory attention in both the US and Europe, a diffuse but multi-year risk to watch.

Microsoft reported on July 29, 2026 revenue of $90B (+18%), driven by Azure crossing $100B in annualized revenue for the first time (+43% year over year).
My quality screen validates 8 out of 10 criteria: 39.3% net margin, 13.9%/year sales growth, near-zero debt (1.3 years of FCF). Two criteria fail: free cash flow per share growth of only 3.5%/year and a cash conversion ratio of 44% (versus a >100% target), signaling an AI capex wave of unprecedented scale ($115.95B for the fiscal year, +80% year over year, ~$190B guided for 2026).
The 53.4x P/FCF is expensive in absolute terms, paired with just 3.5%/year cash-per-share growth. My model targets a $115.77 buy price against a $390.54 current price, roughly a 70% premium.
The real bet: will today's AI capex translate into durable cash-per-share growth, or is the market paying today for a promise that still needs to be proven? This is not investment advice, do your own research.

FAQ

What is cash conversion, and why is Microsoft's only 44%?

It is the share of accounting profit that actually converts into available cash in the company's coffers. At 44%, Microsoft is spending most of its profit on investment (data centers, AI chips) before it has time to accumulate as cash. This is not a sign of weakness, but a deliberate choice of massive reinvestment.

Why doesn't Azure crossing $100 billion make the stock cheap?

Because a stock's price does not depend only on the size of revenue, but on what the market is already paying for that growth. At 53.4 times free cash flow, much of this success is already priced in, which is why my model judges the stock roughly 70% above a reasonable buy price.

Should investors worry about Microsoft's $190 billion 2026 capex guidance?

It is neither good nor bad on its own: it is a bet. If this infrastructure generates the expected revenue growth, today's capex will be justified in hindsight. The real risk would be an industry-wide slowdown in AI demand, which would leave Microsoft with expensive, less profitable assets than expected.

Should you buy Microsoft stock after these results?

The quality of the business remains real (8 out of 10 criteria), but my reasonable buy-price model targets $115.77 against a $390.54 price, roughly a 70% premium. Buying at this price means betting that today's AI capex will translate into durable cash-per-share growth. This is not personalized investment advice, do your own research.

About the author

Written by Lubin Danilo, founder of Lubin Investment. A self-taught individual investor, I find fundamental analysis fascinating, and it has delivered excellent results. For three years now, my performance has beaten the S&P 500. But analyzing every stock took too much time: sites with incomplete data, calculation methods and criteria never aligned with mine. And spotting the best stocks was just as time-consuming, even with my own well-defined checklist. So I put my software development background to work to build this software, base my investment strategy on its results, and share it with people who share the same passion as me. It judges a company's quality and its price separately, using criteria drawn from the financial literature (Warren Buffett, Michael Mauboussin, Aswath Damodaran).