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Tetra Tech (TTEK) Change in Taxes: 2010-2025

Historic Change in Taxes for Tetra Tech (TTEK) over the last 15 years, with Sep 2025 value amounting to -$9.6 million.

  • Tetra Tech's Change in Taxes rose 49.77% to -$9.6 million in Q3 2025 from the same period last year, while for Sep 2025 it was $23.2 million, marking a year-over-year increase of 165.37%. This contributed to the annual value of $23.2 million for FY2025, which is 165.37% up from last year.
  • As of Q3 2025, Tetra Tech's Change in Taxes stood at -$9.6 million, which was down 126.59% from $36.1 million recorded in Q2 2025.
  • In the past 5 years, Tetra Tech's Change in Taxes registered a high of $36.1 million during Q2 2025, and its lowest value of -$19.1 million during Q3 2024.
  • For the 3-year period, Tetra Tech's Change in Taxes averaged around $2.4 million, with its median value being -$1.4 million (2023).
  • Per our database at Business Quant, Tetra Tech's Change in Taxes tumbled by 463.37% in 2023 and then soared by 1,601.46% in 2025.
  • Quarterly analysis of 5 years shows Tetra Tech's Change in Taxes stood at $13.7 million in 2021, then crashed by 52.80% to $6.5 million in 2022, then crashed by 463.37% to -$15.9 million in 2023, then soared by 90.35% to -$1.5 million in 2024, then spiked by 49.77% to -$9.6 million in 2025.
  • Its Change in Taxes stands at -$9.6 million for Q3 2025, versus $36.1 million for Q2 2025 and -$1.7 million for Q1 2025.