Tetra Tech, Inc. (TTEK) Stock Price History
Historical prices from 2011 to 2026
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TTEK Historical Performance
Short-Term Returns
TTEK Stock Price Trajectory (2011–2026)
As of May 8, 2026, Tetra Tech, Inc. (TTEK) trades at $30.69, representing a -0.6% return over the past year. The stock has delivered a +28.0% total return over five years (+4.4% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $51.20 on November 6, 2024. From this peak, TTEK has corrected -40.1%, currently trading 11% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers ACM (-19.7% 1Y), EXPO (-15.3% 1Y), and PRIM (+61.9% 1Y), TTEK has underperformed the peer group average. Compare TTEK vs ACM →
TTEK Historical Price Data (2025–2026)
Showing 30 of 3,650 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 31.64 | 31.64 | 30.59 | 30.69 | 2.61M | -1.03% |
| 2026-05-06 | 31.65 | 32.16 | 30.45 | 31.01 | 3.25M | -2.02% |
| 2026-05-05 | 31.85 | 32.49 | 31.20 | 31.65 | 2.11M | -0.06% |
| 2026-05-04 | 31.67 | 32.44 | 31.39 | 31.67 | 3.18M | 0.00% |
| 2026-05-01 | 32.77 | 33.33 | 31.13 | 31.67 | 3.48M | -2.01% |
| 2026-04-30 | 33.56 | 34.29 | 31.84 | 32.32 | 4.62M | +1.41% |
| 2026-04-29 | 31.39 | 31.87 | 30.70 | 31.87 | 2.99M | +1.56% |
| 2026-04-28 | 31.84 | 32.30 | 30.76 | 31.38 | 3.13M | -0.54% |
| 2026-04-27 | 31.35 | 32.34 | 31.35 | 31.55 | 5.28M | +0.99% |
| 2026-04-24 | 31.18 | 31.52 | 30.75 | 31.24 | 2.16M | -0.29% |
| 2026-04-23 | 31.40 | 31.71 | 30.57 | 31.33 | 2.34M | -0.44% |
| 2026-04-22 | 31.93 | 32.08 | 31.34 | 31.47 | 2.29M | -0.69% |
| 2026-04-21 | 31.73 | 32.44 | 31.60 | 31.69 | 1.59M | -0.13% |
| 2026-04-20 | 31.47 | 32.14 | 31.47 | 31.73 | 2.14M | +0.38% |
| 2026-04-17 | 31.69 | 32.09 | 31.36 | 31.61 | 1.82M | -0.06% |
| 2026-04-16 | 31.54 | 32.13 | 31.27 | 31.63 | 3.46M | -0.09% |
| 2026-04-15 | 31.68 | 32.27 | 31.39 | 31.66 | 3.06M | +0.86% |
| 2026-04-14 | 31.10 | 31.61 | 30.81 | 31.39 | 2.65M | +1.13% |
| 2026-04-13 | 30.01 | 31.16 | 29.90 | 31.04 | 2.52M | +2.82% |
| 2026-04-10 | 30.81 | 31.04 | 29.88 | 30.19 | 2.18M | -2.14% |
| 2026-04-09 | 30.94 | 31.29 | 30.07 | 30.85 | 3.27M | -0.29% |
| 2026-04-08 | 31.40 | 32.00 | 30.89 | 30.94 | 2.79M | +0.10% |
| 2026-04-07 | 31.10 | 31.59 | 30.86 | 30.91 | 1.34M | -0.90% |
| 2026-04-06 | 30.96 | 31.41 | 30.63 | 31.19 | 978K | +0.39% |
| 2026-04-02 | 30.29 | 31.55 | 29.96 | 31.07 | 1.68M | +1.11% |
| 2026-04-01 | 30.37 | 31.09 | 30.13 | 30.73 | 2.08M | +2.03% |
| 2026-03-31 | 29.97 | 30.89 | 29.59 | 30.12 | 1.99M | +1.21% |
| 2026-03-30 | 30.26 | 30.48 | 29.61 | 29.76 | 2.11M | -0.07% |
| 2026-03-27 | 30.69 | 30.69 | 29.75 | 29.78 | 3.08M | -2.07% |
| 2026-03-26 | 31.12 | 31.38 | 30.38 | 30.41 | 3.12M | -3.80% |
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View ValuationCompare TTEK vs SPIR
Side-by-side business, growth, and profitability comparison vs Spire Global, Inc..
Start ComparisonTTEK — Frequently Asked Questions
Quick answers to the most common questions about buying TTEK stock.
How has TTEK stock performed recently?
TTEK declined -0.6% over the past year, below its 5-year annualized CAGR of +4.4%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is TTEK's all-time high price?
Tetra Tech, Inc. reached $51.20 on 2024-11-06. The 52-week high is $43.14. Current 1-year return of -0.6% places the stock further from historical peaks.
Where can I download TTEK historical price data?
This page provides TTEK daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.