8-KCurrent report
Results of operations
UnverifiedCorning reported Q3 2026 core sales of $5.08 billion, up 19% year over year, with core EPS of $0.91 and GAAP EPS of $0.78, and guided Q4 core sales to $5.2 billion to $5.3 billion.
Filed Oct 27, 2026 · 07:01 ET
Summary
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- Corning grew third-quarter core sales 19% year over year to $5.08 billion and core EPS 36% to $0.91, while GAAP sales were $4.86 billion and GAAP EPS was $0.78.
- Optical Communications sales rose 44% to $2.38 billion, with Enterprise Networks sales up 84% and Gen AI product sales growing more than 100% year over year.
- Solar grew sales 37% year over year to $436 million but recorded a net loss of $7 million, as production ramped slower than anticipated.
- Core gross margin expanded 150 basis points to 40.5%, core operating margin expanded 310 basis points to 22.7%, and core ROIC expanded 330 basis points to 16.7%.
- For the fourth quarter, management expects core sales to grow approximately 19% year over year to a range of $5.2 billion to $5.3 billion and core EPS to grow approximately 36% year over year to a range of $0.96 to $1.00.
- In the third quarter, Corning secured four long-term, multibillion-dollar customer agreements, including with Verizon and AT&T.
Key facts
- Core sales Q3 2026
- $5.08 billion, up 19%
From the filing for Core sales Q3 2026
“Corning grew third-quarter core sales 19% year over year to $5.08 billion”
- Core EPS Q3 2026
- $0.91
From the filing for Core EPS Q3 2026
“grew core EPS nearly twice as fast to $0.91”
- GAAP sales Q3 2026
- $4.86 billion
From the filing for GAAP sales Q3 2026
“GAAP sales were $4.86 billion, up 18% year over year”
- Optical Communications sales
- $2.38 billion, up 44%
From the filing for Optical Communications sales
“with Q3 sales up 44% to $2.38 billion; Enterprise Networks grew sales 84%”
- Core operating margin
- 22.7%
From the filing for Core operating margin
“core operating margin 310 basis points to 22.7%, and core ROIC 330 basis points to 16.7%”
- Adjusted free cash flow
- $661 million
From the filing for Adjusted free cash flow
“with strong adjusted free cash flow of $661 million”
- Q4 2026 outlook
- $5.2 billion to $5.3 billion
From the filing for Q4 2026 outlook
“grow core sales approximately 19% year over year to a range of $5.2 billion to $5.3 billion and grow core EPS approximately 36% year over year to a range of $0.96 to $1.00”
Why it mattersThe results detail Corning's growth in optical and Gen AI products tied to its Springboard plan, which targets doubling the annualized sales run rate from $20 billion to $40 billion by the end of 2030. New multibillion-dollar agreements with Verizon and AT&T underpin that capacity expansion.
- Filed
- Oct 27, 2026
- Accepted
- 2026-10-27 11:01Z
- Period
- Oct 27, 2026
- Accession no.
- 0000024741-26-000273
- Size
- 930 KB
- Index
- Filing index
