Fourth quarter and full year fiscal 2026
Filed Aug 12, 2026Coherent Corp. reports fourth quarter fiscal 2026 revenue of $2.05 billion, GAAP gross margin of 38.5%, and non-GAAP EPS of $1.74.
Fourth-quarter revenue grew 33.8% year over year and 13.3% sequentially, while GAAP gross margin expanded 277 bps year over year and non-GAAP operating margin expanded 381 bps year over year. The first-quarter fiscal 2027 outlook calls for revenue of $2.2 billion to $2.4 billion and non-GAAP EPS of $1.85 to $2.05.
Key metrics
as reported| Metric | Value | q/q | y/y |
|---|---|---|---|
| Q4 FY26 RevenueGAAP | $ 2,046 | 13.3 % | 33.8 % |
| Q4 FY26 Gross MarginGAAP | 38.5 % | 82 bps | 277 bps |
| Q4 FY26 R&D Expense %GAAP | 10.6 % | 28 bps | 40 bps |
| Q4 FY26 SG&A Expense %GAAP | 13.0 % | (180 ) bps | (302 ) bps |
| Q4 FY26 Operating ExpensesGAAP | $ 533 | 11.2 % | (1.3 )% |
| Q4 FY26 Operating IncomeGAAP | $ 254 | 26.5 % | 4063.9 % |
| Q4 FY26 Operating MarginGAAP | 12.4 % | 130 bps | 1,202 bps |
| Q4 FY26 Net Earnings Attributable to Coherent Corp.GAAP | $ 241 | 25.8 % | (351.6 )% |
| Q4 FY26 Diluted Earnings (Loss) Per ShareGAAP | $ 1.19 | $ 0.22 | $ 2.02 |
| Q4 FY26 Revenuenon-GAAP | $ 2,046 | 13.3 % | 33.8 % |
| Q4 FY26 Gross Marginnon-GAAP | 40.2 % | 66 bps | 215 bps |
| Q4 FY26 R&D Expense %non-GAAP | 10.2 % | 30 bps | 39 bps |
| Q4 FY26 SG&A Expense %non-GAAP | 8.2 % | (116 ) bps | (205 ) bps |
| Q4 FY26 Operating Expensesnon-GAAP | $ 377 | 8.2 % | 22.7 % |
| Q4 FY26 Operating Incomenon-GAAP | $ 446 | 21.8 % | 62.1 % |
| Q4 FY26 Operating Marginnon-GAAP | 21.8 % | 152 bps | 381 bps |
| Q4 FY26 Net Earnings Attributable to Coherent Corp.non-GAAP | $ 351 | 27.2 % | 82.7 % |
| Q4 FY26 Diluted Earnings Per Sharenon-GAAP | $ 1.74 | $ 0.33 | $ 0.74 |
| FY 2026 RevenueGAAP | $ 7,118 | – | 22.5 % |
| FY 2026 Gross MarginGAAP | 37.5 % | – | 233 bps |
| FY 2026 R&D Expense %GAAP | 10.2 % | – | 14 bps |
| FY 2026 SG&A Expense %GAAP | 14.7 % | – | (127 ) bps |
| FY 2026 Operating ExpensesGAAP | $ 1,771 | – | 1.0 % |
| FY 2026 Operating IncomeGAAP | $ 898 | – | 209.7 % |
| FY 2026 Operating MarginGAAP | 12.6 % | – | 762 bps |
| FY 2026 Net Earnings Attributable to Coherent Corp.GAAP | $ 805 | – | 1530.8 % |
| FY 2026 Diluted Earnings (Loss) Per ShareGAAP | $ 4.12 | – | $ 4.64 |
| FY 2026 Revenuenon-GAAP | $ 7,118 | – | 22.5 % |
| FY 2026 Gross Marginnon-GAAP | 39.4 % | – | 152 bps |
| FY 2026 R&D Expense %non-GAAP | 9.7 % | – | 20 bps |
| FY 2026 SG&A Expense %non-GAAP | 9.2 % | – | (130 ) bps |
| FY 2026 Operating Expensesnon-GAAP | $ 1,350 | – | 15.8 % |
| FY 2026 Operating Incomenon-GAAP | $ 1,457 | – | 40.5 % |
| FY 2026 Operating Marginnon-GAAP | 20.5 % | – | 262 bps |
| FY 2026 Net Earnings Attributable to Coherent Corp.non-GAAP | $ 1,097 | – | 58.3 % |
| FY 2026 Diluted Earnings Per Sharenon-GAAP | $ 5.61 | – | $ 2.08 |
First quarter fiscal 2027 outlook
- Revenuebetween $2.2 billion and $2.4 billion
- Gross marginbetween 39.5% and 41.5% on a non-GAAP basis
- Operating expensesbetween $400 million and $420 million on a non-GAAP basis
- Tax ratebetween 18% and 20% on a non-GAAP basis
- NoteEPS is expected to be between $1.85 and $2.05 on a non-GAAP basis.
What drove it
- Fourth-quarter revenue was $2.05 billion, increased 34% Y/Y and 42% Y/Y on a pro forma basis.
- Management cited exceptional customer demand, expanding production capacity, and multiple new growth platforms beginning to ramp.
- Management said AI datacenter architectures are increasingly transitioning from copper to optical connectivity.
- The CFO said the company is prioritizing investments to expand manufacturing capacity to fulfill the ongoing acceleration in customer demand.
Concerns
- The filing identifies changes in demand in end markets, the ability to respond to market changes, and the ability to accurately estimate customer demand and future sales as risks.
- The filing identifies fluctuations in purchasing patterns of customers and end users as a risk.
- The filing identifies indebtedness terms and the ability to service debt as a risk.
- The filing identifies risks to timely product releases, market acceptance of new products, competitive responses, R&D investment benefits, and commercialization of innovations.
What to watch
- Execution against first-quarter fiscal 2027 revenue guidance of between $2.2 billion and $2.4 billion.
- Whether non-GAAP gross margin reaches the guided range of between 39.5% and 41.5%.
- The relationship between planned capacity expansion and the stated acceleration in customer demand.
- Non-GAAP operating expenses against guidance of between $400 million and $420 million.
- Non-GAAP EPS against guidance of between $1.85 and $2.05.
Analysis
Coherent closed fiscal 2026 with a strong fourth quarter. Q4 FY26 GAAP revenue was $ 2,046, up 33.8 % year over year and 13.3 % sequentially. The company separately characterized Q4 revenue as $2.05 billion, increased 34% Y/Y and 42% Y/Y on a pro forma basis. Full-year GAAP revenue was $ 7,118, up 22.5 % from $ 5,810 in FY 2025.
Profitability expanded materially. Q4 FY26 GAAP gross margin was 38.5 %, up 277 bps year over year and 82 bps sequentially, while non-GAAP gross margin was 40.2 %, up 215 bps year over year and 66 bps sequentially. GAAP operating margin reached 12.4 % from 0.4 % a year earlier, and non-GAAP operating margin reached 21.8 % from 18.0 %. Lower SG&A expense percentages were an important contributor, with GAAP SG&A expense % at 13.0 % versus 16.0 % and non-GAAP SG&A expense % at 8.2 % versus 10.3 %.
Earnings conversion was also substantial. Q4 FY26 GAAP net earnings attributable to Coherent Corp. were $ 241, compared with $ (96 ) in Q4 FY25, and GAAP diluted earnings per share were $ 1.19 compared with $ (0.83 ). Non-GAAP net earnings attributable to Coherent Corp. were $ 351, up 82.7 %, and non-GAAP diluted earnings per share were $ 1.74, up $ 0.74. For FY 2026, GAAP operating income was $ 898 and non-GAAP operating income was $ 1,457.
Management attributed the performance and outlook to strong operational execution, exceptional customer demand, expanding production capacity, and new growth platforms beginning to ramp. It specifically highlighted the transition in AI datacenter architectures from copper to optical connectivity and described its photonic technology portfolio and manufacturing scale as positioning the company for this opportunity. The CFO stated that capital allocation is focused on investments to expand manufacturing capacity.
The first-quarter fiscal 2027 outlook calls for revenue between $2.2 billion and $2.4 billion, non-GAAP gross margin between 39.5% and 41.5%, non-GAAP operating expenses between $400 million and $420 million, a non-GAAP tax rate between 18% and 20%, and non-GAAP EPS between $1.85 and $2.05. The filing did not provide prior-quarter outlook information, so reported results cannot be assessed against prior guidance from the supplied documents.
Management, verbatim
Fiscal 2026 was an outstanding year for Coherent, with record revenue, significant margin expansion, and non-GAAP EPS growth that was more than twice the rate of revenue growth.
Jim Anderson, CEO
We enter fiscal 2027 with exceptional customer demand, expanding production capacity, and multiple new growth platforms beginning to ramp.
Jim Anderson, CEO
Strong operational execution across our business drove meaningful gross margin expansion and converted our top-line revenue growth into robust GAAP and non-GAAP EPS growth.
Sherri Luther, CFO
Not in the filing
stated, not guessed- Segment revenue, segment growth comparisons, and segment-level drivers were not reported in the provided filing text.
- Operating cash flow was not reported in the provided filing text.
- Free cash flow was not reported in the provided filing text.
- Cash balance was not reported in the provided filing text.
- Debt balance was not reported in the provided filing text.
- Share repurchases, dividends, and other quantified capital returns were not reported in the provided filing text.
- GAAP guidance for first-quarter fiscal 2027 revenue reconciliation, gross margin, operating expenses, tax rate, and EPS was not provided. The company stated it could not provide quantitative reconciliations for certain forward-looking non-GAAP measures without unreasonable efforts.
- Previous-quarter outlook was not provided, so no comparison of actual results with prior guidance is available.
AlphaAI analysis generated from the company’s SEC earnings filing (Form 8-K Item 2.02, or Form 6-K for a foreign private issuer). Every figure was cross-checked against the filing text; consensus estimates, price targets and share-price reactions are not shown because they are not in the filing. AI-generated research, not investment advice.