Tetra Tech, Inc. (TTEK) Stock Price History

Historical prices from 1991 to 2026

$40.29-0.27 (-0.67%)close Nov 6

Returns

1M: +20.7%
3M: +16.0%
YTD: +19.7%
1Y: +26.2%
3Y: +9.8%
5Y: +2.5%

ATH$51.20Nov 2024-21.3%

ATL$0.29Dec 1991pre-split

Avg Vol (50D)2.1M/ day

52-Week Range$25.81 — $43.14

LowCurrent: $40.29High

Loading 10-year price history...

TTEK Historical Performance

1 YearTotal Return

+27.0%

Price: +26.2%Div: +0.9%

3 YearsTotal Return

+34.8%

CAGR: +10.5%

Price: +32.4%

5 YearsTotal Return

+16.3%

CAGR: +3.1%

Price: +13.2%

YTD

+19.7%

TTEK Annual Returns

Year-by-year price performance · 2002–2026

Best+112.5%2000

Worst-41.3%2002

Up years15/25

2002-41.3%

2003+95.7%

2004-32.7%

2005-3.1%

2006+17.2%

2007+20.4%

2008+14.5%

2009+13.1%

2010-9.7%

2011-14.8%

2012+20.2%

2013+4.1%

2014-2.9%

2015-2.6%

2016+68.6%

2017+12.6%

2018+7.3%

2019+68.4%

2020+34.2%

2021+48.8%

2022-15.3%

2023+16.6%

2024+18.4%

2025-15.9%

2026-0.9%

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: -0.9%

LessMore

TTEK Stock Price Trajectory (1991–2026)

As of November 8, 2026, Tetra Tech, Inc. (TTEK) trades at $40.29, representing a +26.2% return over the past year. The stock has delivered a +16.3% total return over five years (+2.5% 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 -21.3%, currently trading 22% above its 200-day moving average, indicating continued institutional support.

When compared to Industrials sector peers ACM (-48.7% 1Y), EXPO (+18.0% 1Y), and PRIM (-48.3% 1Y), TTEK has outperformed the peer group average. Compare TTEK vs ACM →

TTEK Historical Price Data · from 1991

Rows 1–50 of 8,785

Date	Open	High	Low	Close	Volume	Change %
2026-11-06	39.55	40.49	38.64	40.29	2.65M	-0.67%
2026-11-05	41.48	41.74	39.95	40.56	3.18M	-0.93%
2026-11-04	39.97	41.00	39.43	40.94	3.20M	+3.88%
2026-11-03	39.06	39.79	38.66	39.41	2.20M	-0.40%
2026-11-02	38.75	39.80	38.24	39.57	2.27M	+2.38%
2026-10-30	38.35	38.76	37.98	38.65	3.28M	+1.47%
2026-10-29	37.14	38.12	37.14	38.09	1.98M	+3.56%
2026-10-28	36.79	37.01	36.35	36.78	1.93M	-0.24%
2026-10-27	36.96	37.13	36.54	36.87	2.07M	-0.70%
2026-10-26	36.92	37.47	36.88	37.13	2.59M	+0.41%
2026-10-23	36.66	37.00	35.90	36.98	1.80M	+0.46%
2026-10-22	35.24	36.82	35.17	36.81	2.54M	+5.02%
2026-10-21	35.00	35.42	34.98	35.05	1.62M	+0.26%
2026-10-20	34.69	35.08	34.59	34.96	1.50M	+0.95%
2026-10-19	34.49	34.80	34.38	34.63	1.44M	-0.26%
2026-10-16	34.93	35.17	34.52	34.72	1.41M	-0.17%
2026-10-15	33.56	34.97	33.56	34.78	2.31M	+3.48%
2026-10-14	33.63	34.03	33.29	33.61	2.26M	+0.21%
2026-10-13	33.63	33.90	33.18	33.54	1.61M	+0.15%
2026-10-12	33.45	33.87	33.41	33.49	1.49M	+0.45%
2026-10-09	33.41	33.70	33.21	33.34	1.62M	-0.21%
2026-10-08	32.78	33.42	32.23	33.41	1.52M	+2.11%
2026-10-07	33.17	33.31	32.02	32.72	1.91M	-1.98%
2026-10-06	33.33	33.58	33.15	33.38	1.54M	+0.15%
2026-10-05	33.05	33.55	32.57	33.33	2.82M	+0.63%
2026-10-02	33.78	33.93	32.95	33.12	1.91M	-1.78%
2026-10-01	33.06	33.87	32.92	33.72	1.93M	+2.34%
2026-09-30	33.64	33.86	32.91	32.95	2.62M	-2.23%
2026-09-29	33.73	34.25	33.54	33.70	1.49M	-0.56%
2026-09-28	33.58	34.01	33.25	33.89	1.93M	-0.06%
2026-09-25	33.49	33.95	33.33	33.91	2.05M	+0.80%
2026-09-24	34.75	36.00	33.62	33.64	2.02M	-3.61%
2026-09-23	35.43	35.81	34.54	34.90	3.08M	-1.58%
2026-09-22	35.97	36.33	35.22	35.46	2.30M	-1.39%
2026-09-21	35.81	36.19	35.60	35.96	1.46M	+0.76%
2026-09-18	36.16	36.31	35.52	35.69	5.04M	-1.16%
2026-09-17	36.77	36.77	35.99	36.11	2.24M	-0.99%
2026-09-16	36.72	37.27	36.13	36.47	1.76M	-0.68%
2026-09-15	36.50	36.95	36.30	36.72	1.58M	+0.03%
2026-09-14	36.60	37.15	36.32	36.71	2.46M	+0.60%
2026-09-11	36.01	36.52	35.63	36.49	1.69M	+2.18%
2026-09-10	35.76	36.39	35.42	35.71	2.22M	+0.56%
2026-09-09	35.50	35.75	35.30	35.51	1.47M	-0.36%
2026-09-08	35.76	35.97	35.34	35.64	2.04M	-0.75%
2026-09-04	35.95	36.30	35.69	35.91	1.50M	-1.05%
2026-09-03	36.28	36.74	35.90	36.29	1.40M	+1.06%
2026-09-02	35.65	36.08	35.44	35.91	2.13M	+0.48%
2026-09-01	36.12	36.31	35.38	35.74	1.95M	-1.11%
2026-08-31	36.40	36.63	35.95	36.14	1.95M	-1.09%
2026-08-28	36.83	36.99	36.52	36.54	1.74M	-0.27%

Consensus & Technical Research Suite

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TTEK Chart Terminal

WASM

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LIVE

High-probability breakout stocks crossing their pivot across 5 pattern engines.

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Intrinsic Valuation

DCF models, multiple analysis, and analyst estimates.

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Historical Returns

10-year return with dividends reinvested.

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Peer Comparison

Compare growth, multiples, and margins vs sector.

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TTEK — Frequently Asked Questions

Quick answers to the most common questions about buying TTEK stock.

How has TTEK stock performed recently?

TTEK returned +26.2% over the past year, beating its 5-year annualized CAGR of +2.5%. The stock trades above its 200-day moving average, confirming the uptrend.

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 +26.2% places the stock closer to 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.

TTEK Stock Price Trajectory (1991–2026)

When compared to Industrials sector peers ACM (-48.7% 1Y), EXPO (+18.0% 1Y), and PRIM (-48.3% 1Y), TTEK has outperformed the peer group average. Compare TTEK vs ACM →

Date

Open

High

Low

Volume

Change %

2026-11-06

39.55

40.49

38.64

40.29

2.65M

-0.67%

2026-11-05

41.48

41.74

39.95

40.56

3.18M

-0.93%

2026-11-04

39.97

41.00

39.43

40.94

3.20M

+3.88%

2026-11-03

39.06

39.79

38.66

39.41

2.20M

-0.40%

2026-11-02

38.75

39.80

38.24

39.57

2.27M

+2.38%

2026-10-30

38.35

38.76

37.98

38.65

3.28M

+1.47%

2026-10-29

37.14

38.12

37.14

38.09

1.98M

+3.56%

2026-10-28

36.79

37.01

36.35

36.78

1.93M

-0.24%

2026-10-27

36.96

37.13

36.54

36.87

2.07M

-0.70%

2026-10-26

36.92

37.47

36.88

37.13

2.59M

+0.41%

2026-10-23

36.66

37.00

35.90

36.98

1.80M

+0.46%

2026-10-22

35.24

36.82

35.17

36.81

2.54M

+5.02%

2026-10-21

35.00

35.42

34.98

35.05

1.62M

+0.26%

2026-10-20

34.69

35.08

34.59

34.96

1.50M

+0.95%

2026-10-19

34.49

34.80

34.38

34.63

1.44M

-0.26%

2026-10-16

34.93

35.17

34.52

34.72

1.41M

-0.17%

2026-10-15

33.56

34.97

33.56

34.78

2.31M

+3.48%

2026-10-14

33.63

34.03

33.29

33.61

2.26M

+0.21%

2026-10-13

33.63

33.90

33.18

33.54

1.61M

+0.15%

2026-10-12

33.45

33.87

33.41

33.49

1.49M

+0.45%

2026-10-09

33.41

33.70

33.21

33.34

1.62M

-0.21%

2026-10-08

32.78

33.42

32.23

33.41

1.52M

+2.11%

2026-10-07

33.17

33.31

32.02

32.72

1.91M

-1.98%

2026-10-06

33.33

33.58

33.15

33.38

1.54M

+0.15%

2026-10-05

33.05

33.55

32.57

33.33

2.82M

+0.63%

2026-10-02

33.78

33.93

32.95

33.12

1.91M

-1.78%

2026-10-01

33.06

33.87

32.92

33.72

1.93M

+2.34%

2026-09-30

33.64

33.86

32.91

32.95

2.62M

-2.23%

2026-09-29

33.73

34.25

33.54

33.70

1.49M

-0.56%

2026-09-28

33.58

34.01

33.25

33.89

1.93M

-0.06%

2026-09-25

33.49

33.95

33.33

33.91

2.05M

+0.80%

2026-09-24

34.75

36.00

33.62

33.64

2.02M

-3.61%

2026-09-23

35.43

35.81

34.54

34.90

3.08M

-1.58%

2026-09-22

35.97

36.33

35.22

35.46

2.30M

-1.39%

2026-09-21

35.81

36.19

35.60

35.96

1.46M

+0.76%

2026-09-18

36.16

36.31

35.52

35.69

5.04M

-1.16%

2026-09-17

36.77

35.99

36.11

2.24M

-0.99%

2026-09-16

36.72

37.27

36.13

36.47

1.76M

-0.68%

2026-09-15

36.50

36.95

36.30

36.72

1.58M

+0.03%

2026-09-14

36.60

37.15

36.32

36.71

2.46M

+0.60%

2026-09-11

36.01

36.52

35.63

36.49

1.69M

+2.18%

2026-09-10

35.76

36.39

35.42

35.71

2.22M

+0.56%

2026-09-09

35.50

35.75

35.30

35.51

1.47M

-0.36%

2026-09-08

35.76

35.97

35.34

35.64

2.04M

-0.75%

2026-09-04

35.95

36.30

35.69

35.91

1.50M

-1.05%

2026-09-03

36.28

36.74

35.90

36.29

1.40M

+1.06%

2026-09-02

35.65

36.08

35.44

35.91

2.13M

+0.48%

2026-09-01

36.12

36.31

35.38

35.74

1.95M

-1.11%

2026-08-31

36.40

36.63

35.95

36.14

1.95M

-1.09%

2026-08-28

36.83

36.99

36.52

36.54

1.74M

-0.27%

Tetra Tech, Inc. (TTEK) Stock Price History

TTEK Historical Performance

TTEK Annual Returns

Download Historical Data

TTEK Stock Price Trajectory (1991–2026)

TTEK Historical Price Data · from 1991

TTEK Chart Terminal

Live Breakouts Feed

Intrinsic Valuation

Historical Returns

Peer Comparison

Tetra Tech, Inc. (TTEK) Stock Price History

TTEK Historical Performance

TTEK Annual Returns

Download Historical Data

TTEK Stock Price Trajectory (1991–2026)

TTEK Historical Price Data · from 1991

TTEK Chart Terminal

Live Breakouts Feed

Intrinsic Valuation

Historical Returns

Peer Comparison