The U.S. economy grew at a 3.4% annual rate in the third quarter of 2026, faster than the 2.2% pace in the second quarter. The same morning, the Fed's preferred inflation gauge showed prices up 3.6% over twelve months. Here is what the GDP report says, why two inflation numbers from one agency differ so much, and what it changes for the Fed's December decision.

The short answer

Real GDP grew at a 3.4% annual rate in the third quarter of 2026, up from 2.2% in the second, according to the Bureau of Economic Analysis. Investment and government spending drove the gain. September PCE inflation was 3.6% over twelve months, with core at 3.1%. The 10-year Treasury yield fell to 4.98%.

What did the Q3 2026 GDP report say?

The Bureau of Economic Analysis reported in its advance estimate that real GDP, which is output adjusted for price changes, increased at an annual rate of 3.4% from July through September. The quarterly gain was 0.8%, and the annual rate multiplies that pace across a full year. Economists polled by LSEG expected 3.2%, according to market reports. Current-dollar GDP rose 5.6%. Real final sales to private domestic purchasers, a gauge of private demand that strips out government, trade, and inventories, rose 4.9% after 4.6% in the second quarter. The BEA said the acceleration came mainly from higher investment and an upturn in government spending, partly offset by lower exports. The figure is an advance estimate based on incomplete data. The second estimate arrives November 25, 2026.

What drove growth in the third quarter?

Investment
The BEA attributes the increase mainly to private inventory investment and equipment, with the equipment gain led by information processing equipment. That category includes computers and the hardware tied to AI data centers.
Consumer spending
Spending rose on both services and goods. Services were led by health care and food services and accommodations, and goods by prescription drugs.
Government spending
The upturn was led by federal nondefense consumption. The BEA links it to lower Strategic Petroleum Reserve sales than in the second quarter and says that has no direct effect on GDP.
Trade
Exports fell, led by petroleum and related products. Imports rose, led by capital goods, and higher imports subtract from GDP.

Why does PCE inflation show 2.1% and 3.6% on the same day?

The two numbers measure different time spans. In the GDP report, the PCE price index rose at a 2.1% annual rate in the third quarter, down from 5.0% in the second, and the core index rose 2.5%, down from 3.3%. In the September personal income and outlays report, the same price index rose 0.5% in the month and 3.6% from a year earlier, with core up 0.3% in the month and 3.1% over twelve months. The quarterly figure covers three months, restated as an annual pace. The twelve-month figure compares September with September 2025, so it still includes the hot second quarter. August's twelve-month readings were 3.4% and 3.0%, as covered in the August PCE report. The Fed targets PCE for reasons covered in why the Fed uses PCE and not CPI.

How are consumers holding up?

The September report shows income and spending moving in different directions. Personal income rose 0.2% and spending rose 0.5%, according to the BEA. After adjusting for prices, spending rose less than 0.1%, and real disposable income fell 0.3%. The personal saving rate was 3.8%, with saving of $911.1 billion. Households spent more dollars in September, and most of the increase went to higher prices. Spending that grows faster than income can continue only while savings or credit fill the gap. This matters for the growth outlook because consumer spending is the largest part of the economy. The report covers one month, and revisions can change it. See why stocks rose after the weak September jobs report for the labor side of the same picture.

How did markets and the Fed outlook react?

The 10-year Treasury yield closed at 4.98% on October 29, down from 5.05% on October 28, according to the Treasury Department's daily par yield curve. The 2-year closed at 4.61% and the 30-year at 5.32%. CNBC reported that markets priced a December hike at more than 77%, down from the 82.6% to 86.0% reported the day before. Hike odds fell even though growth beat forecasts and twelve-month inflation rose, so traders weighed the cooler quarterly price data, the 3.1% core reading that matched forecasts, and the weak real spending figures. Stocks fell mainly on Alphabet, covered in why Alphabet stock fell after earnings. For the Fed's decision, see what the Fed did in October 2026.

The honest counterargument: does strong growth mean the Fed should hike?

The case for a December hike is strong. Growth of 3.4% is above most estimates of the economy's long-run pace, private demand rose 4.9%, and twelve-month PCE inflation of 3.6% is well above the Fed's 2% goal. Two officials already voted for a hike on October 28. The case against is also real. Quarterly inflation cooled sharply, real consumer spending was nearly flat, real disposable income fell, and the saving rate is low. Part of the growth came from inventories and imports of equipment, which can reverse. The November 6 jobs report follows a September gain of only 29,000. The fair resolution: the data supports both sides, and the Fed's own members split 10 to 2 last week. Markets lean toward a hike, and a long-term plan does not depend on which side is right.

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These are early estimates. The GDP figure is an advance estimate and will be revised on November 25. The consensus forecast, December hike odds, and the LSEG poll come from market reports and vary by source and time of day.

What a beginner should actually do

  1. Read GDP as background. A quarterly growth number describes the past three months and says little about the next ten years. See time in the market beats timing the market.
  2. Know which inflation number you are reading. Quarterly annualized, monthly, and twelve-month figures from the same index can differ by more than a point.
  3. Keep cash where it earns the policy rate. With the Fed at 3.75% to 4.00%, idle cash has a cost. See where to keep cash when rates are high.
  4. Check your variable-rate debt. A December hike would reprice credit cards and HELOCs within a billing cycle or two.
  5. Mark the next dates. The October jobs report arrives November 6, the second GDP estimate on November 25, and the Fed decides December 9. See what the Fed dot plot is.
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The actionable takeaway: a strong GDP report and a hot inflation number can coexist with falling yields. Build your plan around your own timeline and treat each data release as one input.

The quick version

  • Real GDP grew at a 3.4% annual rate in Q3 2026, up from 2.2% in Q2
  • Investment, led by information processing equipment, and government spending drove the gain, while exports fell
  • The PCE price index rose at a 2.1% annual rate in Q3, down from 5.0% in Q2
  • September PCE rose 0.5% in the month and 3.6% over twelve months, with core at 3.1%
  • Real consumer spending rose less than 0.1%, real disposable income fell 0.3%, and the saving rate was 3.8%
  • The 10-year Treasury yield closed at 4.98%, and December hike odds were reported above 77%
  • The GDP figure is an advance estimate, with the second estimate due November 25

One quarter of data informs the Fed's next vote. It does not settle where the economy goes from here.