Tetra Tech (TTEK) Change in Taxes (2010 - 2026)

Tetra Tech (TTEK) has 17 years of Change in Taxes data on file, last reported at -$16.5 million in Q1 2026.

• Change in Taxes for Q1 2026 came in at -$16.5 million, down 861.92% year-over-year; the trailing twelve-month figure through Mar 2026 was $12.4 million (up 161.47% YoY), and the FY2025 annual result was $23.2 million, up 165.37% from the prior year.
• Change in Taxes declined to -$16.5 million in Q1 2026 per TTEK's latest filing, from $2.4 million in the prior quarter.
• Over five years, Change in Taxes peaked at $36.1 million in Q2 2025 and troughed at -$19.1 million in Q3 2024.
• A 5-year average of $1.6 million and a median of $1.7 million in 2022 frame the typical range for Change in Taxes.
• The sharpest annual moves came in 2025 and 2026: Change in Taxes surged 1601.46% in 2025, then plunged 861.92% in 2026.
• A 5-year view of Change in Taxes shows it stood at $6.5 million in 2022, then slumped by 346.0% to -$15.9 million in 2023, then soared by 90.35% to -$1.5 million in 2024, then soared by 259.3% to $2.4 million in 2025, then tumbled by 773.35% to -$16.5 million in 2026.
• Business Quant data shows TTEK's Change in Taxes at -$16.5 million in Q1 2026, $2.4 million in Q4 2025, and -$9.6 million in Q3 2025.