Corning Incorporated (GLW)

Pretax margin

Dec 31, 2025 Sep 30, 2025 Jun 30, 2025 Mar 31, 2025 Dec 31, 2024 Sep 30, 2024 Jun 30, 2024 Mar 31, 2024 Dec 31, 2023 Sep 30, 2023 Jun 30, 2023 Mar 31, 2023 Dec 31, 2022 Sep 30, 2022 Jun 30, 2022 Mar 31, 2022 Dec 31, 2021 Sep 30, 2021 Jun 30, 2021 Mar 31, 2021
Earnings before tax but after interest (EBT) (ttm) US$ in thousands 2,052,000 1,811,000 1,169,000 757,000 813,000 338,000 647,000 884,000 816,000 858,000 901,000 1,242,000 1,797,000 2,378,000 2,611,000 2,382,000 2,424,000 2,169,000 2,126,000 1,556,000
Revenue (ttm) US$ in thousands 15,629,000 14,915,000 14,206,000 13,595,000 13,118,000 12,611,000 12,393,000 12,385,000 12,588,000 13,000,000 13,315,000 13,687,000 14,189,000 14,459,000 14,586,000 14,472,000 14,082,000 13,756,000 13,142,000 12,202,000
Pretax margin 13.13% 12.14% 8.23% 5.57% 6.20% 2.68% 5.22% 7.14% 6.48% 6.60% 6.77% 9.07% 12.66% 16.45% 17.90% 16.46% 17.21% 15.77% 16.18% 12.75%

December 31, 2025 calculation

Pretax margin = EBT (ttm) ÷ Revenue (ttm)
= $2,052,000K ÷ $15,629,000K
= 13.13%