Tetra Tech Inc (TTEK)

Gross profit margin

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
Gross profit (ttm) US$ in thousands 961,344 932,473 904,106 897,419 866,440 833,257 798,931 762,282 725,030 668,973 624,711 589,038 575,558 563,433 544,545 521,856 498,400 479,891 468,592 453,108
Revenue (ttm) US$ in thousands 4,784,150 4,598,530 4,555,090 4,504,020 4,321,860 4,234,780 4,112,760 4,029,695 3,751,087 3,596,249 3,329,175 3,059,251 3,002,022 2,808,593 2,726,150 2,626,334 2,552,172 2,432,852 2,355,086 2,489,394
Gross profit margin 20.09% 20.28% 19.85% 19.92% 20.05% 19.68% 19.43% 18.92% 19.33% 18.60% 18.76% 19.25% 19.17% 20.06% 19.97% 19.87% 19.53% 19.73% 19.90% 18.20%

September 30, 2025 calculation

Gross profit margin = Gross profit (ttm) ÷ Revenue (ttm)
= $961,344K ÷ $4,784,150K
= 20.09%


Peer comparison

Sep 30, 2025

Company name
Symbol
Gross profit margin
Tetra Tech Inc
TTEK
20.09%
Aecom Technology Corporation
ACM
7.34%
Jacobs Solutions Inc.
J
24.80%