Tetra Tech Inc (TTEK)

Interest coverage

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 Dec 31, 2020
Earnings before interest and tax (EBIT) (ttm) US$ in thousands 599,208 586,886 551,088 538,697 512,252 492,805 463,457 434,259 419,922 407,164 391,024 377,218 367,694 325,518 311,683 297,797 278,129 270,351 264,119 250,842
Interest expense (ttm) US$ in thousands 30,803 31,894 33,518 34,910 37,269 42,346 47,303 50,743 46,538 36,182 24,232 14,053 11,585 12,466 12,284 11,963 12,085 11,567 12,394 13,072
Interest coverage 19.45 18.40 16.44 15.43 13.74 11.64 9.80 8.56 9.02 11.25 16.14 26.84 31.74 26.11 25.37 24.89 23.01 23.37 21.31 19.19

September 30, 2025 calculation

Interest coverage = EBIT (ttm) ÷ Interest expense (ttm)
= $599,208K ÷ $30,803K
= 19.45