NASDAQ · TTEK

Tetra Tech, Inc.

Industrials · Engineering & Construction

$36.47

Down-$0.25 (-0.68%)

Updated Sep 17, 2026, 2:17 AM

SID Score

6.3/10

Composite research score

Smart Money

58/100

Neutral

Price performance

TTEK price history

1M range · 20 trading sessions · Daily adjusted prices

Daily close

View OHLC price history

TTEK OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Sep 16, 2026	$36.72	$37.27	$36.13	$36.47	1.76M
Sep 15, 2026	$36.50	$36.95	$36.30	$36.72	1.58M
Sep 14, 2026	$36.60	$37.15	$36.32	$36.71	2.46M
Sep 11, 2026	$36.01	$36.52	$35.63	$36.49	1.69M
Sep 10, 2026	$35.76	$36.39	$35.42	$35.71	2.22M
Sep 9, 2026	$35.50	$35.75	$35.30	$35.51	1.47M
Sep 8, 2026	$35.76	$35.965	$35.34	$35.64	2.04M
Sep 4, 2026	$35.95	$36.295	$35.69	$35.91	1.5M
Sep 3, 2026	$36.28	$36.735	$35.90	$36.29	1.4M
Sep 2, 2026	$35.65	$36.08	$35.435	$35.91	2.13M
Sep 1, 2026	$36.12	$36.31	$35.38	$35.74	1.95M
Aug 31, 2026	$36.40	$36.63	$35.95	$36.14	1.95M
Aug 28, 2026	$36.83	$36.99	$36.52	$36.54	1.74M
Aug 27, 2026	$36.40	$36.72	$36.14	$36.64	1.87M
Aug 26, 2026	$36.78	$37.371	$36.49	$36.59	2.06M
Aug 25, 2026	$36.66	$37.01	$36.38	$36.79	2.67M
Aug 24, 2026	$37.06	$37.585	$36.82	$36.86	4.25M
Aug 21, 2026	$36.70	$37.44	$36.39	$37.00	3.33M
Aug 20, 2026	$36.37	$36.97	$36.31	$36.57	3.86M
Aug 19, 2026	$35.60	$36.78	$35.41	$36.60	4.64M