Tetra Tech, Inc. (TTEK) Stock Price History
Historical prices from 1991 to 2026
- 1M
- +0.3%
- 3M
- -11.1%
- YTD
- -18.7%
- 1Y
- -23.0%
- 3Y
- -5.5%
- 5Y
- +3.3%
Loading 10-year price history...
TTEK Historical Performance
TTEK Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -41.3%
- 2003 annual price return
- +95.7%
- 2004 annual price return
- -32.7%
- 2005 annual price return
- -3.1%
- 2006 annual price return
- +17.2%
- 2007 annual price return
- +20.4%
- 2008 annual price return
- +14.5%
- 2009 annual price return
- +13.1%
- 2010 annual price return
- -9.7%
- 2011 annual price return
- -14.8%
- 2012 annual price return
- +20.2%
- 2013 annual price return
- +4.1%
- 2014 annual price return
- -2.9%
- 2015 annual price return
- -2.6%
- 2016 annual price return
- +68.6%
- 2017 annual price return
- +12.6%
- 2018 annual price return
- +7.3%
- 2019 annual price return
- +68.4%
- 2020 annual price return
- +34.2%
- 2021 annual price return
- +48.8%
- 2022 annual price return
- -15.3%
- 2023 annual price return
- +16.6%
- 2024 annual price return
- +18.4%
- 2025 annual price return
- -15.9%
- 2026 annual price return
- +6.5%
TTEK Stock Price Trajectory (1991–2026)
As of June 22, 2026, Tetra Tech, Inc. (TTEK) trades at $27.36, representing a -23.0% return over the past year. The stock has delivered a +22.4% total return over five years (+3.3% 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 -46.6%, currently trading 18% below its 200-day moving average, suggesting potential weakness.
When compared to Industrials sector peers ACM (-37.7% 1Y), EXPO (-24.2% 1Y), and PRIM (+35.7% 1Y), TTEK has underperformed the peer group average. Compare TTEK vs ACM →
TTEK Historical Price Data · from 1991
Rows 1–50 of 8,688| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-18 | 28.12 | 28.41 | 26.79 | 27.36 | 8.35M | -2.70% |
| 2026-06-17 | 28.17 | 29.00 | 27.75 | 28.12 | 3.21M | -0.95% |
| 2026-06-16 | 28.00 | 28.55 | 28.00 | 28.39 | 3.19M | +1.39% |
| 2026-06-15 | 28.55 | 28.55 | 27.92 | 28.00 | 4.02M | -1.51% |
| 2026-06-12 | 27.93 | 28.69 | 27.73 | 28.43 | 2.68M | +1.83% |
| 2026-06-11 | 27.15 | 28.12 | 26.94 | 27.92 | 4.17M | +2.84% |
| 2026-06-10 | 28.00 | 28.21 | 27.14 | 27.15 | 4.60M | -3.07% |
| 2026-06-09 | 27.94 | 28.27 | 27.51 | 28.01 | 2.92M | +1.52% |
| 2026-06-08 | 27.75 | 28.13 | 27.41 | 27.59 | 2.47M | -1.11% |
| 2026-06-05 | 28.08 | 28.61 | 27.78 | 27.90 | 838K | -0.25% |
| 2026-06-04 | 28.27 | 28.56 | 27.71 | 27.97 | 2.68M | +0.61% |
| 2026-06-03 | 27.08 | 27.81 | 26.98 | 27.80 | 3.45M | +2.47% |
| 2026-06-02 | 28.18 | 28.42 | 27.01 | 27.13 | 3.77M | -4.13% |
| 2026-06-01 | 27.35 | 28.68 | 27.35 | 28.30 | 6.46M | +2.95% |
| 2026-05-29 | 27.50 | 27.88 | 27.22 | 27.49 | 3.51M | -0.76% |
| 2026-05-28 | 27.84 | 28.14 | 27.52 | 27.70 | 2.87M | -0.79% |
| 2026-05-27 | 27.71 | 28.50 | 27.66 | 27.92 | 3.66M | +0.69% |
| 2026-05-26 | 27.45 | 28.13 | 27.36 | 27.73 | 2.98M | +0.29% |
| 2026-05-22 | 27.21 | 27.65 | 27.21 | 27.65 | 2.31M | +1.47% |
| 2026-05-21 | 27.31 | 27.43 | 26.75 | 27.25 | 2.61M | -0.66% |
| 2026-05-20 | 27.05 | 27.46 | 26.38 | 27.43 | 3.00M | +0.70% |
| 2026-05-19 | 27.55 | 28.09 | 27.19 | 27.24 | 3.65M | -0.11% |
| 2026-05-18 | 26.52 | 27.42 | 26.47 | 27.27 | 3.74M | +4.16% |
| 2026-05-15 | 26.42 | 26.62 | 25.81 | 26.18 | 5.48M | -0.08% |
| 2026-05-14 | 27.15 | 27.62 | 26.07 | 26.20 | 7.48M | -3.18% |
| 2026-05-13 | 28.69 | 28.69 | 26.45 | 27.06 | 6.41M | -5.75% |
| 2026-05-12 | 29.80 | 30.21 | 28.63 | 28.71 | 3.46M | -2.97% |
| 2026-05-11 | 30.27 | 30.67 | 29.43 | 29.59 | 2.64M | -2.31% |
| 2026-05-08 | 30.69 | 30.88 | 30.25 | 30.29 | 2.76M | -1.30% |
| 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% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
TTEK — Frequently Asked Questions
Quick answers to the most common questions about buying TTEK stock.
How has TTEK stock performed recently?
TTEK declined -23.0% over the past year, below its 5-year annualized CAGR of +3.3%. 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 -23.0% 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 1991-2026, downloadable in CSV format.