Optical Communications was Corning’s largest product and service line in fiscal 2025, bringing in $6.27B of $15.63B (40%).
| Product and Service | FY 2016 | FY 2017 | FY 2018 | FY 2019 | FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Optical Communications | — | $4.01B | $4.66B | $6.27B | ||||||
| Telecommunication Products | $5.02B | — | — | — | ||||||
| Display Products | $2.83B | $2.69B | $2.73B | $2.97B | ||||||
| Specialty Material Products | — | $1.85B | $2.00B | $2.19B | ||||||
| Automotive Products | — | $1.79B | $1.70B | $1.78B | ||||||
| Specialty Glass Products | $2.00B | — | — | — | ||||||
| Environmental Substrate & Filter Products | $1.49B | — | — | — | ||||||
| Life Science Products | — | $922.00M | $933.00M | $959.00M | ||||||
| Life Sciences | $1.19B | — | — | — | ||||||
| Polycrystalline Silicon Products | $1.19B | $1.01B | $865.00M | $955.00M | ||||||
| Enterprise Network | — | — | — | — | ||||||
| Corning Gorilla Glass | — | — | — | — | ||||||
| Polycrystalline Silicon | — | — | — | — | ||||||
| Automotive & Other | — | — | — | — | ||||||
| Labware | — | — | — | — | ||||||
| Diesel | — | — | — | — | ||||||
| All Other Products | $471.00M | $305.00M | $232.00M | $505.00M | ||||||
| Product & Service, Other | — | — | — | — | ||||||
| Cell Culture Products | — | — | — | — | ||||||
| Advanced Optics & Other Specialty Glass | — | — | — | — | ||||||
| All Other | — | — | — | — | ||||||
| Total | $14.19B | $12.59B | $13.12B | $15.63B |
Corning brought in $15.63B from its seven product and service lines in fiscal 2025, the year ended December 31, 2025. That was up 19.1% from $13.12B in fiscal 2024. Optical Communications was the largest at $6.27B (40.1%), ahead of Display Products at $2.97B (19.0%) and Specialty Material Products at $2.19B (14.0%). The other four lines brought in $4.20B combined.
Compared with fiscal 2024, All Other Products grew fastest, up 117.7% to $505.00M. Every line above 2% of revenue grew.
Corning began breaking out Optical Communications in fiscal 2023, Specialty Material Products in fiscal 2023 and Automotive Products in fiscal 2023. Corning stopped reporting Telecommunication Products ($5.02B in fiscal 2022), Specialty Glass Products ($2.00B in fiscal 2022), Environmental Substrate & Filter Products ($1.49B in fiscal 2022) and one other as separate lines.
Display Technologies Operating was Corning’s largest segment in fiscal 2008, bringing in $2.72B of $5.95B (46%).
| Segment Reporting Information, by Segment | FY 2008 |
|---|---|
| Display Technologies Operating | $2.72B |
| Telecommunications Operating | $1.80B |
| Environmental Technologies Operating | $711.00M |
| Specialty Materials Operating | $372.00M |
| Life Sciences Operating | $326.00M |
| All Other Operating Segments | $16.00M |
| Total | $5.95B |
Corning brought in $5.95B from its six segments in fiscal 2008, the year ended December 31, 2008. Display Technologies Operating was the largest at $2.72B (45.8%), ahead of Telecommunications Operating at $1.80B (30.2%) and Environmental Technologies Operating at $711.00M (12.0%). The other three segments brought in $714.00M combined.
Display Technologies was Corning’s largest segment in fiscal 2017, bringing in $3.00B of $8.93B (34%).
| Segment | FY 2009 | FY 2010 | FY 2011 | FY 2012 | FY 2013 | FY 2014 | FY 2015 | FY 2016 | FY 2017 |
|---|---|---|---|---|---|---|---|---|---|
| Display Technologies | — | — | — | $3.00B | |||||
| Optical Communications | $2.65B | $2.19B | $3.01B | $2.72B | |||||
| Telecommunications | — | — | — | — | |||||
| Environmental Technologies | $1.09B | $1.05B | $1.03B | $1.11B | |||||
| Specialty Materials | $1.21B | $1.11B | $1.12B | $1.04B | |||||
| Life Sciences | $862.00M | $821.00M | $839.00M | $879.00M | |||||
| All Other | — | $64.00M | $152.00M | $186.00M | |||||
| Other Segments | $53.00M | — | — | — | |||||
| Total | $5.86B | $5.24B | $6.15B | $8.93B |
Corning brought in $8.93B from its six segments in fiscal 2017, the year ended December 31, 2017. Corning regrouped these segments after fiscal 2016, so the total does not compare directly with that year's $6.15B. Display Technologies was the largest at $3.00B (33.6%), ahead of Optical Communications at $2.72B (30.5%) and Environmental Technologies at $1.11B (12.4%). The other three segments brought in $2.11B combined.
Compared with fiscal 2016, All Other grew fastest, up 22.4% to $186.00M, while Optical Communications fell the most, down 9.5% to $2.72B.
Corning stopped reporting Other Segments as a separate segment after fiscal 2014, when it brought in $53.00M.
Corning (GLW) reports its revenue by product and service, by segment reporting information, by segment and by segment. In fiscal 2025, Optical Communications was its largest product and service line, bringing in $6.27B (40.1% of the total), followed by Display Products at $2.97B (19.0%).
Optical Communications was Corning's largest product and service line in fiscal 2025, bringing in $6.27B, or 40.1% of the $15.63B total across its seven product and service lines.
Display Technologies Operating was Corning's largest segment in fiscal 2008, bringing in $2.72B, or 45.8% of the $5.95B total across its six segments.
Among Corning's product and service lines that make up at least 2% of revenue, All Other Products grew fastest in fiscal 2025, up 117.7% from $232.00M to $505.00M.
Every figure comes from Corning's annual financial filings, as reported. Each line keeps the name Corning gives it, and years follow its fiscal calendar.
Corning's revenue by product and service goes back to fiscal 2016, with figures through fiscal 2025. The latest four fiscal years are free to view, and the full history is available with a Business Quant subscription.