
Tetra Tech rose 28.1% from $32.07 to $41.09, ahead of the S&P 500's +10.0%. Its worst day was Feb 12 (−11.6%), and its low came May 15 at $26.18.
Story events cover the past 12 months · Times ET
Nov 10, 2025 – Nov 9, 2026 · picked from earnings, analyst actions, headlines and the biggest daily moves
EPS of $0.44 beat the $0.40 estimate on $1.3B revenue (est. $1.1B); Q1 revenue guidance of $950.0M–$1.0B against the $975.1M consensus.
+15.3%, the year's best day · S&P 500 −1.7%
Tetra Tech shares fell 6.1%, while the S&P 500 rose 1.0%.
−6.1% · S&P 500 +1.0%
EPS of $0.35 beat the $0.31 estimate on $1.0B revenue (est. $973.8M); Q2 revenue guidance of $975.0M–$1.0B against the $979.5M consensus.
+3.0% · S&P 500 −0.2%
Tetra Tech closed at its highest level of the year, 32.9% above where the year started.
+1.2% · S&P 500 −0.3%
Tetra Tech shares fell 7.7%, while the S&P 500 fell 1.0%.
−7.7% · S&P 500 −1.0%
EPS of $0.34 beat the $0.32 estimate on $1.2B revenue (est. $1.0B); FY revenue guidance of $4.3B–$4.4B against the $4.2B consensus.
+1.4% · S&P 500 +1.0%
Tetra Tech closed at its lowest level of the year, 18.4% below where the year started.
−0.1% · S&P 500 −1.2%
EPS of $0.42 beat the $0.40 estimate on $1.1B revenue (est. $1.1B); Q4 revenue guidance of $1.1B–$1.2B against the $1.2B consensus.
−3.9% · S&P 500 +1.7%
Where it ended: a close of $41.09 on Nov 9, 2026. Up next: Q4 2026 earnings on Nov 11, 2026 (EPS est. $0.47, revenue est. $1.1B).