Lam Research
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Q4 FY26 Mar 30 – Jun 28, 2026
The numbers behind the diagram
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 6.72 | 100% | +30% |
| System | 4.25 | 63% | +24% |
| Customer support & other | 2.47 | 37% | +43% |
| Cost of revenue | −3.24 | 48% | |
| Gross profit | 3.48 | 52% margin | +2pp |
| R&D | −0.64 | 9% | −2pp |
| SG&A | −0.32 | 5% | +0pp |
| Operating profit | 2.51 | 37% margin | +4pp |
| Other income, net | 0.04 | ||
| Tax | −0.28 | ||
| Net profit | 2.28 | 34% margin | +1pp |
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 5.84 | 100% | +24% |
| System | 3.73 | 64% | +23% |
| Customer support & other | 2.11 | 36% | +25% |
| Cost of revenue | −2.93 | 50% | |
| Gross profit | 2.91 | 50% margin | +1pp |
| R&D | −0.58 | 10% | −1pp |
| SG&A | −0.28 | 5% | +0pp |
| Operating profit | 2.05 | 35% margin | +2pp |
| Interest & other costs | −0.04 | ||
| Tax | −0.19 | ||
| Net profit | 1.83 | 31% margin | +3pp |
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 5.35 | 100% | +22% |
| System | 3.36 | 63% | +28% |
| Customer support & other | 1.99 | 37% | +14% |
| Cost of revenue | −2.69 | 50% | |
| Gross profit | 2.65 | 50% margin | +2pp |
| R&D | −0.57 | 11% | −1pp |
| SG&A | −0.27 | 5% | −1pp |
| Operating profit | 1.81 | 34% margin | +3pp |
| Tax | −0.22 | ||
| Net profit | 1.59 | 30% margin | +3pp |
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 5.32 | 100% | +28% |
| System | 3.55 | 67% | +48% |
| Customer support & other | 1.78 | 33% | +0% |
| Cost of revenue | −2.64 | 50% | |
| Gross profit | 2.69 | 50% margin | +2pp |
| R&D | −0.58 | 11% | −1pp |
| SG&A | −0.28 | 5% | −1pp |
| Operating profit | 1.83 | 34% margin | +4pp |
| Other income, net | 0.03 | ||
| Tax | −0.29 | ||
| Net profit | 1.57 | 29% margin | +3pp |
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 5.17 | 100% | +34% |
| System | 3.44 | 66% | +58% |
| Customer support & other | 1.73 | 34% | +2% |
| Cost of revenue | −2.58 | 50% | |
| Gross profit | 2.59 | 50% margin | +3pp |
| R&D | −0.58 | 11% | −2pp |
| SG&A | −0.27 | 5% | +0pp |
| Operating profit | 1.74 | 34% margin | +5pp |
| Other income, net | 0.04 | ||
| Tax | −0.06 | ||
| Net profit | 1.72 | 33% margin | +7pp |
| Item | Value | Share of revenue | Year over year |
|---|---|---|---|
| Revenue | 4.72 | 100% | +24% |
| System | 3.04 | 64% | +27% |
| Customer support & other | 1.69 | 36% | +21% |
| Cost of revenue | −2.41 | 51% | |
| Gross profit | 2.31 | 49% margin | +2pp |
| R&D | −0.53 | 11% | −2pp |
| SG&A | −0.23 | 5% | −1pp |
| Operating profit | 1.56 | 33% margin | +5pp |
| Interest & other costs | −0.03 | ||
| Tax | −0.21 | ||
| Net profit | 1.33 | 28% margin | +3pp |
Financial health
The balance sheet, the quarter's capital flow, the debt schedule and the capital structure of the quarter shown above.
The balance sheet, capital flow, debt schedule and capital structure open with a free account.
Quarter by quarter
Every set of results we hold, newest first. Open one on its own page. The arrow beside a quarter shows it in the diagram above.
| Quarter | Period | Reported | Revenue | Year over year | Operating margin | Net profit | Net margin |
|---|---|---|---|---|---|---|---|
| Q4 FY26 Mar 30 – Jun 28, 2026 reported Aug 7, 2026 Operating margin 37% Net profit $2.28B | Mar 30 – Jun 28, 2026 | Aug 7, 2026 | $6.72B | +30% | 37% | $2.28B | 34% |
| Q3 FY26 Dec 29, 2025 – Mar 29, 2026 reported Apr 23, 2026 Operating margin 35% Net profit $1.83B | Dec 29, 2025 – Mar 29, 2026 | Apr 23, 2026 | $5.84B | +24% | 35% | $1.83B | 31% |
| Q2 FY26 Sep 29 – Dec 28, 2025 reported Jan 29, 2026 Operating margin 34% Net profit $1.59B | Sep 29 – Dec 28, 2025 | Jan 29, 2026 | $5.35B | +22% | 34% | $1.59B | 30% |
| Q1 FY26 Jun 30 – Sep 28, 2025 reported Oct 24, 2025 Operating margin 34% Net profit $1.57B | Jun 30 – Sep 28, 2025 | Oct 24, 2025 | $5.32B | +28% | 34% | $1.57B | 29% |
| Q4 FY25 Mar 31 – Jun 29, 2025 reported Aug 11, 2025 Operating margin 34% Net profit $1.72B | Mar 31 – Jun 29, 2025 | Aug 11, 2025 | $5.17B | +34% | 34% | $1.72B | 33% |
| Q3 FY25 Dec 30, 2024 – Mar 30, 2025 reported Apr 25, 2025 Operating margin 33% Net profit $1.33B | Dec 30, 2024 – Mar 30, 2025 | Apr 25, 2025 | $4.72B | +24% | 33% | $1.33B | 28% |
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