Tetra Tech Inc (TTEK)

Operating return on assets (Operating ROA)

Sep 30, 2025 Sep 30, 2024 Sep 30, 2023 Sep 30, 2022 Sep 30, 2021
Operating income US$ in thousands 408,419 500,737 358,113 340,446 278,701
Total assets US$ in thousands 4,282,170 4,192,680 3,825,030 2,622,780 2,576,560
Operating ROA 9.54% 11.94% 9.36% 12.98% 10.82%

September 30, 2025 calculation

Operating ROA = Operating income ÷ Total assets
= $408,419K ÷ $4,282,170K
= 9.54%