Lam Research

Lam Research (LRCX) Q4 2026 Earnings

Reported Jul 29, 2026 at 4:07 PM ET · SEC Source

Q4 26 EPS

$1.82

BEAT +8.10%

Est. $1.68

Q4 26 Revenue

$6.72B

BEAT +0.76%

Est. $6.67B

vs S&P Since Q4 26

+18.0%

BEATING MARKET

LRCX +22.6% vs S&P +4.7%

Full Year 2026 Results

FY 26 EPS

$5.76

BEAT +1.15%

Est. $5.69

FY 26 Revenue

$23.23B

BEAT +0.13%

Est. $23.20B

Market Reaction

Did LRCX Beat Earnings? Q4 2026 Results

Lam Research delivered a strong fiscal fourth quarter, posting non-GAAP diluted EPS of $1.82 against a consensus estimate of $1.68, an 8.10% beat that extended the company's streak of topping Wall Street expectations to five consecutive quarters. Rev… Read more Lam Research delivered a strong fiscal fourth quarter, posting non-GAAP diluted EPS of $1.82 against a consensus estimate of $1.68, an 8.10% beat that extended the company's streak of topping Wall Street expectations to five consecutive quarters. Revenue of $6.72 billion edged past the $6.67 billion consensus by 0.76% and climbed 30.0% year over year, reflecting the accelerating AI-driven demand that CEO Tim Archer described as fundamentally reshaping the semiconductor equipment landscape. Systems revenue of $4.25 billion, up from $3.44 billion a year ago, served as the primary engine behind the quarter's momentum, while gross margin expanded 190 basis points sequentially to 51.7% on a GAAP basis. With peers in the semiconductor equipment space navigating cautious investor sentiment around hyperscaler spending and export controls, Lam's broad geographic diversification and technology positioning helped underpin the results. Looking ahead, the company guided September quarter revenue to approximately $8.10 billion, plus or minus $400 million, with non-GAAP EPS of roughly $2.15, signaling continued acceleration into the back half of calendar 2026.

Key Takeaways

  • AI-driven demand reshaping the semiconductor industry
  • Rising manufacturing complexity driving equipment needs
  • Strategic investments and technology leadership
  • Strong systems revenue growth across deposition, etch and other wafer fabrication markets
  • Customer support and spares revenue growth

LRCX Forward Guidance & Outlook

For the September 2026 quarter, Lam guided revenue of approximately $8.10 billion, plus or minus $400 million. GAAP gross margin is expected at 52.0% +/- 1%, with non-GAAP gross margin also at 52.0% +/- 1%. GAAP and non-GAAP operating margin are both guided at 39.5% +/- 1%. GAAP and non-GAAP net income per diluted share are both expected at approximately $2.15, plus or minus $0.15. Diluted share count is expected at approximately 1.255 billion. CEO Tim Archer indicated Lam is positioning for a third consecutive year of outperformance in 2026 as AI-driven demand continues to reshape the semiconductor industry.

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LRCX YoY Financials

Q4 2026 vs Q4 2025, source: SEC Filings

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LRCX Revenue by Segment

With YoY comparisons, source: SEC Filings

Q3 25 Q4 26
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LRCX Revenue by Geography

With YoY comparisons, source: SEC Filings

Q3 25 Q3 26

“Lam delivered record revenue, operating margin and earnings per share in the June quarter as AI-driven demand continues to reshape the semiconductor industry.”

— Tim Archer, Q4 2026 Earnings Press Release