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Why is Meta stock falling?

The advertising business beat expectations and grew 28%. Free cash flow fell 91%, to $784m. Those two facts in one set of results explain the whole move — and the distinction between them is the most useful thing here.

By Nathan Wickham-Hurd · Founder, Oak Growth · First-class Economics & Finance, MBA · Last reviewed August 2026

The short answer

Meta's advertising business is fine — revenue grew 28% and beat expectations. What collapsed was free cash flow, from $8.5bn a year earlier to $784m in a single quarter, because capital spending reached $31.1bn and consumed almost all the cash the business generated. Investors aren't punishing the advertising; they're punishing what it now costs to run the company alongside it.

Context, August 2026. Meta reported second-quarter 2026 revenue of $60.8bn, up 28% and ahead of the roughly $60.2bn expected, with ad impressions up 14% and average prices up 12%. Earnings missed badly: $6.18 a share against about $7.22 expected, hit by $3.58bn of legal and severance charges and a higher tax rate. Capital expenditure was $31.1bn for the quarter, free cash flow fell to $784m from $8.5bn, and full-year capex guidance was raised again to $130–145bn. The shares fell around 7–10% after the results and roughly 20% from mid-July. Market conditions change; the framework below is meant to outlast them.

Why free cash flow is the number that mattered

A valuation discounts the cash a business can actually hand to its owners, not its reported profit. Meta generated $31.9bn of operating cash flow and spent $31.1bn of it on capital projects. What's left over — $784m — is what a shareholder theoretically has a claim on for that quarter.

Operating cash flow $31.9bn − Capital spending $31.1bn = Free cash flow $784m (was $8.5bn)

Revenue growing 28% while free cash flow falls 91% is the whole story in two numbers. See free cash flow explained for why this is the figure that drives valuations rather than earnings.

The four things that soured the reaction

1. Capex guidance moved again

Guidance has been raised repeatedly through the year, most recently to $130–145bn. Each increase resets the free cash flow the market can expect, and repeated revisions cost management credibility on top of the money.

2. The earnings miss was large

$6.18 against roughly $7.22 expected is a miss of about 14%, driven by $3.58bn of legal and severance charges plus a higher tax rate. Some of that is genuinely one-off; the market discounted it anyway because it arrived alongside everything else.

3. No clear return on the spending, yet

This is the real objection. Microsoft was rewarded the same week for saying Azure demand exceeded supply — a concrete link between spending and revenue. Meta has not yet produced an equivalent number tying its infrastructure bill to identifiable income.

4. Guidance for the next quarter was soft

Forward revenue guidance came in below where the market was positioned, which removed the argument that the spending was about to start paying.

What hasn't changed

The advertising machine is working. Ad impressions up 14% with average prices up 12% at the same time is unusually healthy — it means Meta is selling more advertising and charging more for it, rather than growing volume by discounting. Roughly three billion people use its apps. That's the moat, and none of the results touched it.

The question to hold in mind: is this a business deteriorating, or a business spending heavily on something that may or may not pay off? Those need completely different responses. A deteriorating business usually deserves its lower price. A profitable business investing aggressively is a bet on management's judgement — which can be wrong, but is a different risk entirely. See how the same question played out at Microsoft.

What to check from here

Free cash flow, quarter by quarter

The single number. If it recovers as capital spending plateaus, the thesis holds. If capex keeps rising and cash flow stays near zero, shareholders are funding an experiment.

Whether management attaches revenue to the spending

Not vision, revenue. The companies rewarded this earnings season were the ones that could point to income produced by the infrastructure.

Ad pricing and impressions together

Both rising is health. Impressions rising while prices fall would mean growth is being bought with inventory rather than demand.

Whether the charges really are one-off

Legal and severance costs that recur every quarter aren't exceptional items, whatever they're labelled.

How to think about the valuation

Value Meta on the free cash flow you think it produces in a normal year, not on this quarter's $784m and not on last year's $8.5bn. Then be explicit about when you assume capital spending plateaus — that single assumption moves the answer more than anything else. If you can't defend a number for it, you don't have a valuation, you have a hope. See how to calculate intrinsic value.

Value it on cash, not on the headline

Oak Growth publishes a discounted cash flow intrinsic value and margin of safety for roughly 1,000 companies across eight markets, scored on moat, management, economics and value.

Explore Oak Growth

Common questions

Why is Meta stock falling?

Because free cash flow collapsed from $8.5bn a year earlier to $784m, as capital spending of $31.1bn consumed almost all the cash the business generated. Revenue actually grew 28% and beat expectations — the advertising business is performing. What the market objected to was the cost of running the company alongside it, and the absence of a clear return on that spending so far.

Did Meta miss earnings?

Yes. Earnings came in at $6.18 a share against roughly $7.22 expected, a miss of about 14%, driven by $3.58bn of legal and severance charges and a higher tax rate. Revenue beat expectations at $60.8bn, up 28%, so the miss was on profitability rather than demand.

How much is Meta spending on AI?

Full-year 2026 capital expenditure guidance has been raised to $130–145bn, with $31.1bn spent in the second quarter alone. Guidance has been revised upward several times through the year, which is part of why the market reacted badly — each revision lowers the free cash flow shareholders can expect.

Is Meta's advertising business still growing?

Yes, and healthily. Revenue rose 28% year on year, with ad impressions up 14% and average ad prices up 12% at the same time — meaning Meta is both selling more advertising and charging more for it, rather than growing volume through discounting.

Also see: Free cash flow explained → · Why was Microsoft stock falling? → · Are AI stocks overvalued? →