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Market News

S&P 500 Profits Just Hit an All-Time High. Five Stocks Drove Most of the Growth.

Q1 2026 was the most profitable quarter in FactSet's records. Earnings doubled expectations, margins hit an all-time high, and 85% of companies beat estimates. The catch: a handful of megacaps did most of the heavy lifting.

Market MunchiesΒ·Jun 8, 2026Β·4 min read
S&P Breaks Records

The S&P 500 just delivered its most profitable quarter in FactSet's records.

Profits grew 28.6% year-over-year, more than double the 13.1% analysts had forecast, and the highest growth rate since Q4 2021. The blended net profit margin hit 14.8%, a record since FactSet began tracking in 2009. Revenue grew 11.8%, the fastest pace since Q2 2022. 85% of companies beat earnings estimates, the highest rate since Q2 2021.

Those numbers are not fake. They are genuinely excellent.

But a market where valuations are supported by broad-based earnings growth is fundamentally different from one where valuations are supported by a handful of megacaps growing faster than everyone else. Q1 2026 was much closer to the second picture than the headline numbers suggest.

The quick read

  • Earnings growth: 28.6%, more than double the March estimate
  • Profit margin: 14.8%, a FactSet record going back to 2009
  • Beat rate: 85% of companies topped EPS estimates
  • The catch: Nvidia, Micron, Alphabet, Meta, and Amazon did most of the lifting
  • Weak spot: Health care was the only sector with falling earnings

Who actually drove the growth

The concentration numbers are the most important thing in this earnings season.

Information Technology led all sectors with 54.3% earnings growth. Exclude Nvidia and Micron and that falls to 30.1%. Communication Services reported 48.9% growth. Exclude Alphabet and Meta and that flips to a 4.1% decline. Not a slowdown: an actual contraction. Consumer Discretionary grew 41%. Exclude Amazon and that falls to 17%.

The FactSet data quantifies the same point differently: Alphabet, Amazon, and Meta alone accounted for 71% of the net dollar-level increase in S&P 500 earnings during the quarter.

Five companies. Most of the story.

Why investors should care

The standard defense of elevated S&P 500 valuations is that earnings growth is strong enough to support them. That defense is weaker when the earnings growth is this concentrated.

If the megacaps are growing fast enough to pull the index average up, the record margin number holds. If Nvidia's data center growth decelerates, or Alphabet faces pressure on ad revenue, or Amazon's AWS cycle turns, the index-level earnings picture changes quickly, regardless of what happens at the other 495 companies.

This is not a reason to expect a collapse. Nvidia, Alphabet, Amazon, and Meta are genuinely exceptional businesses with real structural advantages. But it is a reason to be precise about what "record earnings season" actually means. The S&P 500 earned its record margin because a handful of companies with 70%-plus gross margins grew fast enough to lift the average. The rest of the index had a solid but unremarkable quarter.

The market is also punishing misses more than usual: companies that missed earnings estimates in Q1 saw an average stock drop of 4.6%, steeper than the historical average of 2.9%. When valuations are full and leadership is narrow, disappointment gets expensive. Broadcom's 12% drop last week on a quarter most companies would envy is the most recent example.

The one sector that got worse

Health care was the only S&P 500 sector to report falling earnings year-over-year. That matters because health care is typically the sector investors lean on when the rest of the market gets shakier. One weak quarter does not break the defensive case, but it makes the second half more interesting.

What to watch in Q2

FactSet's current Q2 estimate puts the net profit margin at 14.0%, below Q1's record 14.8%. If that estimate holds, the margin story will face its first real test. If Nvidia, Alphabet, Amazon, and Meta continue posting outsized beats, the index can likely absorb it. If any of those names stumbles, the concentration that made Q1 look exceptional becomes the concentration that makes Q2 look fragile.

Q2 earnings season begins in mid-July. That is when the market finds out whether the record quarter was the start of a new earnings regime or a peak.

The bottom line

Q1 earnings were strong. The margin record is real. The beat rate is real. The growth rate is real.

What is also real is that five companies drove an outsized share of the results. The S&P 500's most profitable quarter on record is genuine, just more dependent on a handful of megacaps than the headline numbers make it sound. That is worth understanding before Q2 reporting begins, because the same companies that made Q1 extraordinary are the ones the whole story is riding on.

Sources