Tetra Tech Inc (TTEK) — Price History

As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.

Daily prices

Date	Open	High	Low	Close	Chg %	Volume
2026-08-07	34.73	35.49	34.50	35.44	+2.04%	1,816,300
2026-08-06	34.41	34.82	34.07	34.73	+1.28%	2,238,000
2026-08-05	35.21	35.23	34.11	34.29	-2.11%	2,635,000
2026-08-04	33.84	35.12	33.83	35.03	+3.55%	2,282,100
2026-08-03	33.69	34.22	33.53	33.83	+2.02%	2,563,000
2026-07-31	32.11	33.23	31.56	33.16	+2.19%	3,546,400
2026-07-30	34.96	34.96	32.04	32.45	-3.94%	6,912,000
2026-07-29	33.48	34.72	33.32	33.78	+0.81%	7,107,900
2026-07-28	32.38	33.55	31.99	33.51	+5.08%	3,536,600
2026-07-27	31.81	32.44	31.71	31.89	+0.57%	2,629,500
2026-07-24	30.59	32.06	30.41	31.71	+3.73%	2,205,900
2026-07-23	30.85	31.34	30.44	30.57	-1.32%	2,221,900
2026-07-22	30.80	31.14	30.67	30.98	+1.54%	2,049,400
2026-07-21	31.22	31.41	30.50	30.51	-2.43%	2,072,800
2026-07-20	31.58	31.58	31.01	31.27	-1.01%	1,949,800
2026-07-17	31.94	32.34	31.26	31.59	-1.37%	2,043,100
2026-07-16	31.74	32.18	31.69	32.03	+2.23%	2,507,300
2026-07-15	31.11	31.99	30.96	31.33	+0.71%	2,963,000
2026-07-14	30.76	31.44	30.72	31.11	-0.19%	2,088,200
2026-07-13	31.28	31.83	31.13	31.17	+0.58%	2,386,200
2026-07-10	31.14	31.29	30.58	30.99	+0.16%	2,043,500
2026-07-09	30.54	31.02	30.27	30.94	+0.49%	2,409,300
2026-07-08	30.64	31.08	30.55	30.79	-0.45%	3,064,800
2026-07-07	31.29	31.75	30.60	30.93	-0.71%	2,904,600
2026-07-06	29.89	31.33	29.75	31.15	+4.18%	2,954,400
2026-07-02	29.28	29.92	29.28	29.90	+2.47%	2,352,500
2026-07-01	29.16	29.40	28.91	29.18	+1.00%	3,276,500
2026-06-30	28.90	28.99	28.12	28.89	+0.03%	1,981,300
2026-06-29	29.38	29.49	28.86	28.88	-1.30%	2,389,600
2026-06-26	28.44	29.34	28.44	29.26	+2.88%	4,210,400
2026-06-25	28.51	29.22	28.20	28.44	-0.49%	3,289,200
2026-06-24	28.00	28.71	27.94	28.58	+1.93%	4,506,500
2026-06-23	27.26	28.16	27.18	28.04	+3.28%	5,187,100
2026-06-22	27.18	27.36	26.71	27.15	-0.77%	5,275,200
2026-06-18	28.12	28.41	26.79	27.36	-2.70%	10,188,600
2026-06-17	28.10	29.00	27.75	28.12	-0.88%	3,408,600
2026-06-16	28.00	28.56	28.00	28.37	+1.32%	3,381,900
2026-06-15	28.56	28.69	27.92	28.00	-1.51%	4,204,800
2026-06-12	27.94	28.69	27.74	28.43	+1.83%	2,795,400
2026-06-11	27.15	28.12	26.94	27.92	+2.84%	4,301,000
2026-06-10	27.99	28.21	27.14	27.15	-3.07%	4,596,900
2026-06-09	27.94	28.28	27.51	28.01	+1.52%	3,101,000
2026-06-08	27.75	28.13	27.41	27.59	-1.11%	2,756,200
2026-06-05	28.37	28.63	27.78	27.90	-0.25%	2,632,900
2026-06-04	28.28	28.56	27.71	27.97	+0.61%	3,031,300
2026-06-03	27.08	27.81	26.98	27.80	+2.47%	3,593,600
2026-06-02	28.18	28.51	27.02	27.13	-4.13%	3,991,300
2026-06-01	27.49	28.68	27.35	28.30	+2.95%	6,751,100
2026-05-29	27.50	27.88	27.20	27.49	-0.76%	3,934,500
2026-05-28	27.84	28.14	27.52	27.70	-0.79%	3,134,500
2026-05-27	27.71	28.50	27.66	27.92	+0.69%	3,897,500
2026-05-26	27.57	28.13	27.35	27.73	+0.29%	3,368,400
2026-05-22	27.21	27.98	27.21	27.65	+1.47%	2,679,600
2026-05-21	27.25	27.43	26.75	27.25	-0.66%	2,750,400
2026-05-20	27.05	27.47	26.38	27.43	+0.70%	3,139,100
2026-05-19	27.50	28.10	27.19	27.24	-0.11%	3,795,100
2026-05-18	26.53	27.42	26.47	27.27	+4.16%	3,812,400
2026-05-15	26.23	26.62	25.81	26.18	-0.08%	5,746,800
2026-05-14	27.15	27.62	26.07	26.20	-3.18%	8,092,800
2026-05-13	28.69	28.69	26.45	27.06	-5.75%	6,494,500
2026-05-12	29.80	30.21	28.63	28.71	-2.97%	3,546,300
2026-05-11	30.27	30.67	29.43	29.59	-2.31%	2,732,500
2026-05-08	30.69	30.88	30.26	30.29	-1.30%	2,854,700
2026-05-07	31.28	31.52	30.59	30.69	-1.06%	2,727,700
2026-05-06	31.65	32.16	30.45	31.02	-1.99%	3,593,100
2026-05-05	31.85	32.49	31.20	31.65	-0.06%	2,157,400
2026-05-04	31.67	32.44	31.39	31.67	+0.00%	3,265,200
2026-05-01	32.77	33.33	31.13	31.67	-2.01%	3,930,600
2026-04-30	33.64	34.29	31.84	32.32	+1.41%	5,609,900
2026-04-29	31.38	31.90	30.70	31.87	+1.56%	3,055,700
2026-04-28	31.84	32.30	30.76	31.38	-0.54%	3,223,900
2026-04-27	31.35	32.34	31.35	31.55	+0.99%	5,815,300
2026-04-24	31.18	31.60	30.74	31.24	-0.29%	2,255,400
2026-04-23	31.40	31.71	30.52	31.33	-0.44%	2,471,700
2026-04-22	31.88	32.08	31.34	31.47	-0.69%	2,362,500
2026-04-21	31.73	32.44	31.60	31.69	-0.13%	1,607,800
2026-04-20	31.47	32.14	31.47	31.73	+0.38%	2,210,700
2026-04-17	31.69	32.09	31.36	31.61	-0.06%	1,831,700
2026-04-16	31.54	32.13	31.27	31.63	-0.09%	3,645,300
2026-04-15	31.39	32.27	31.38	31.66	+0.86%	3,260,200
2026-04-14	31.04	31.61	30.81	31.39	+1.13%	2,781,900
2026-04-13	30.16	31.16	29.90	31.04	+2.82%	2,709,800
2026-04-10	30.81	31.04	29.88	30.19	-2.14%	2,268,200
2026-04-09	30.94	31.29	30.07	30.85	-0.29%	3,425,900
2026-04-08	31.40	32.00	30.89	30.94	+0.10%	2,986,600
2026-04-07	31.17	31.59	30.86	30.91	-0.90%	1,392,400
2026-04-06	30.96	31.41	30.63	31.19	+0.39%	1,232,200
2026-04-02	30.27	31.55	29.96	31.07	+1.11%	1,718,100
2026-04-01	30.37	31.09	30.13	30.73	+2.03%	2,212,200
2026-03-31	29.97	30.89	29.57	30.12	+1.21%	2,008,700
2026-03-30	30.48	30.48	29.61	29.76	-0.07%	2,159,500
2026-03-27	30.35	30.57	29.75	29.78	-2.07%	3,152,500
2026-03-26	31.12	31.40	30.38	30.41	-3.80%	3,185,500
2026-03-25	31.95	32.37	31.09	31.61	-0.16%	1,789,400
2026-03-24	30.90	31.76	30.46	31.66	+1.41%	3,290,600
2026-03-23	30.90	31.45	30.33	31.22	+2.70%	4,438,400
2026-03-20	31.18	31.42	29.99	30.40	-1.65%	5,069,000
2026-03-19	30.52	31.00	30.27	30.91	+0.42%	2,716,100
2026-03-18	31.43	32.01	30.71	30.78	-3.12%	3,259,000
2026-03-17	31.78	32.24	31.33	31.77	+1.11%	1,912,800
2026-03-16	32.33	32.49	30.85	31.42	-2.36%	3,849,700
2026-03-13	33.38	34.08	31.53	32.18	-3.01%	2,856,100
2026-03-12	33.68	34.40	33.15	33.18	-1.78%	1,777,600
2026-03-11	33.52	34.19	32.97	33.78	+0.66%	2,040,600
2026-03-10	34.71	35.24	33.00	33.56	-4.50%	2,713,600
2026-03-09	34.78	35.22	33.83	35.14	+0.77%	1,769,700
2026-03-06	35.00	35.07	34.10	34.87	-0.77%	1,861,300
2026-03-05	35.85	36.27	35.08	35.14	-2.82%	2,437,900
2026-03-04	36.14	36.24	35.59	36.16	-0.80%	1,753,100
2026-03-03	35.49	36.70	35.08	36.45	+1.19%	2,828,900
2026-03-02	35.81	36.28	35.29	36.02	+0.50%	2,469,100
2026-02-27	35.18	36.09	34.58	35.84	+0.90%	3,136,000
2026-02-26	33.56	35.60	33.34	35.52	+6.28%	4,159,100
2026-02-25	33.05	33.44	32.16	33.42	+1.64%	2,763,500
2026-02-24	33.35	33.59	32.58	32.88	-1.97%	4,113,700
2026-02-23	36.16	36.26	33.43	33.54	-7.65%	4,119,000
2026-02-20	37.12	37.32	36.19	36.32	-2.26%	2,356,200
2026-02-19	36.82	37.32	36.51	37.16	+0.54%	2,717,000
2026-02-18	35.72	37.21	35.46	36.96	+4.02%	2,932,700
2026-02-17	36.65	37.42	35.42	35.53	-3.19%	4,152,100
2026-02-13	35.63	37.73	35.56	36.70	+2.92%	3,780,900
2026-02-12	40.42	40.66	35.09	35.66	-11.78%	8,384,500
2026-02-11	42.81	43.14	39.62	40.42	-5.14%	5,871,900
2026-02-10	42.09	42.75	41.86	42.61	+1.24%	2,382,200
2026-02-09	41.31	42.33	41.31	42.09	+1.94%	2,956,000
2026-02-06	40.85	41.81	40.58	41.29	+1.45%	3,731,800
2026-02-05	40.71	41.32	40.27	40.70	-0.05%	3,955,300
2026-02-04	39.22	40.82	38.66	40.72	+4.36%	6,272,300
2026-02-03	37.63	39.06	37.60	39.02	+3.69%	4,067,100
2026-02-02	37.66	37.76	37.02	37.63	-0.08%	2,715,000
2026-01-30	37.93	38.71	37.40	37.66	-1.47%	3,857,600
2026-01-29	39.51	40.88	37.19	38.22	+3.02%	5,095,700
2026-01-28	37.35	37.42	36.74	37.10	-0.62%	2,679,400
2026-01-27	36.66	37.57	36.43	37.33	+1.77%	1,959,500
2026-01-26	36.98	37.15	36.64	36.68	-0.78%	1,316,800
2026-01-23	37.23	37.58	36.68	36.97	-0.48%	1,513,100
2026-01-22	36.86	37.40	36.85	37.15	+1.23%	2,102,400
2026-01-21	36.07	36.77	35.90	36.70	+1.92%	2,102,000
2026-01-20	37.26	37.44	35.90	36.01	-3.38%	1,771,300
2026-01-16	37.15	37.45	36.83	37.27	+0.27%	1,812,800
2026-01-15	36.57	37.32	36.29	37.17	+2.03%	2,430,500
2026-01-14	36.29	36.77	35.95	36.43	+0.16%	2,030,400
2026-01-13	35.88	36.55	35.79	36.37	+1.45%	2,316,200
2026-01-12	36.30	36.35	35.66	35.85	-1.32%	2,284,400
2026-01-09	35.45	36.38	35.39	36.33	+2.34%	1,927,800
2026-01-08	33.83	36.30	33.83	35.50	+5.09%	2,591,300
2026-01-07	34.59	34.79	33.73	33.78	-2.85%	2,078,000
2026-01-06	34.73	34.92	34.32	34.77	-0.46%	1,946,200
2026-01-05	33.57	35.30	33.25	34.93	+3.80%	2,729,600
2026-01-02	33.62	33.79	33.33	33.65	+0.33%	995,800
2025-12-31	33.97	34.13	33.52	33.54	-1.27%	908,800
2025-12-30	34.11	34.27	33.85	33.97	-0.41%	1,044,000
2025-12-29	34.04	34.22	33.92	34.11	+0.24%	854,800
2025-12-26	34.20	34.20	33.89	34.03	-0.44%	725,400
2025-12-24	34.32	34.43	34.09	34.18	-0.67%	499,900
2025-12-23	34.50	34.92	34.09	34.41	-0.09%	1,177,500
2025-12-22	34.33	34.71	34.17	34.44	-0.03%	1,068,400
2025-12-19	34.37	34.66	34.12	34.45	-0.17%	3,703,700
2025-12-18	34.54	35.21	34.42	34.51	-0.09%	2,561,400
2025-12-17	34.00	34.84	33.90	34.54	+1.14%	2,921,900
2025-12-16	34.34	34.48	34.04	34.15	-0.84%	1,942,200
2025-12-15	34.57	34.74	34.11	34.44	-0.35%	1,611,300
2025-12-12	34.83	35.00	34.41	34.56	-0.55%	2,696,100
2025-12-11	34.07	34.77	33.86	34.75	+2.51%	2,053,200
2025-12-10	33.74	34.00	33.27	33.90	+0.47%	2,574,800
2025-12-09	33.48	34.20	33.48	33.74	+0.48%	2,061,300
2025-12-08	34.03	34.58	33.25	33.58	-1.64%	1,877,000
2025-12-05	35.20	35.30	34.09	34.14	-3.45%	3,098,500
2025-12-04	34.77	35.60	34.58	35.36	+1.78%	2,345,700
2025-12-03	34.67	34.81	34.21	34.74	+0.40%	1,483,000
2025-12-02	34.48	34.91	34.13	34.60	+0.35%	1,655,600
2025-12-01	34.48	34.91	34.22	34.48	-0.75%	2,356,800
2025-11-28	34.79	35.16	34.40	34.74	-0.12%	944,500
2025-11-26	34.29	35.03	34.29	34.78	+1.93%	2,519,000
2025-11-25	32.84	34.21	32.84	34.12	+4.34%	2,940,500
2025-11-24	33.08	33.30	32.43	32.70	-1.06%	4,309,500
2025-11-21	35.16	35.18	33.01	33.05	-6.08%	5,007,100
2025-11-20	35.55	36.03	35.02	35.19	-0.45%	3,283,800
2025-11-19	35.65	35.73	35.11	35.35	-0.81%	2,780,300
2025-11-18	35.65	35.85	35.36	35.64	-0.14%	2,850,600
2025-11-17	36.37	36.39	35.54	35.69	-1.44%	3,218,000
2025-11-14	37.38	37.63	35.80	36.21	-3.21%	4,785,300
2025-11-13	36.00	37.75	35.11	37.41	+15.29%	6,250,000
2025-11-12	32.15	32.60	31.87	32.45	+1.44%	3,159,600
2025-11-11	32.11	32.11	31.53	31.99	-0.25%	2,297,900
2025-11-10	32.30	32.53	31.18	32.07	-0.47%	5,187,000
2025-11-07	31.81	32.42	31.73	32.22	+0.91%	3,841,900
2025-11-06	32.58	33.17	31.89	31.93	-2.00%	1,631,900
2025-11-05	31.89	32.90	31.88	32.58	+1.53%	2,015,700
2025-11-04	31.86	32.19	31.69	32.09	+0.72%	1,455,800
2025-11-03	31.81	31.95	31.34	31.86	-0.38%	2,143,400
2025-10-31	32.18	32.18	31.74	31.98	-0.62%	1,707,500
2025-10-30	31.77	32.37	31.57	32.18	+1.04%	1,764,900
2025-10-29	32.33	32.83	31.61	31.85	-2.24%	2,250,200
2025-10-28	33.49	33.70	32.31	32.58	-2.69%	2,099,600
2025-10-27	33.79	33.79	33.11	33.48	-0.89%	2,051,100
2025-10-24	33.95	34.18	33.34	33.78	+0.06%	1,922,400
2025-10-23	33.10	33.88	33.06	33.76	+2.15%	1,879,500
2025-10-22	33.87	33.89	32.91	33.05	-2.68%	2,035,500
2025-10-21	33.76	34.04	33.04	33.96	+1.74%	1,780,800
2025-10-20	32.80	33.55	32.59	33.38	+2.11%	2,068,800
2025-10-17	32.71	33.03	32.46	32.69	-0.34%	2,135,500
2025-10-16	32.68	32.89	32.28	32.80	+0.92%	2,656,200
2025-10-15	33.43	33.93	32.47	32.50	-2.46%	2,437,400
2025-10-14	34.31	34.42	32.99	33.32	-3.62%	2,830,900
2025-10-13	33.95	34.66	33.77	34.57	+1.74%	2,933,900
2025-10-10	34.33	34.62	33.66	33.98	-0.93%	2,147,100
2025-10-09	34.76	34.80	34.10	34.30	-1.55%	1,711,000
2025-10-08	34.56	34.87	34.01	34.84	+1.72%	1,665,500
2025-10-07	34.07	34.28	33.84	34.25	+1.12%	1,879,300
2025-10-06	33.86	34.14	33.67	33.87	+0.39%	1,591,900
2025-10-03	33.71	33.88	33.20	33.74	+0.18%	2,150,900
2025-10-02	33.08	33.84	32.67	33.68	+1.48%	3,011,900
2025-10-01	32.57	33.33	32.01	33.19	-0.57%	3,836,200
2025-09-30	33.63	33.77	33.15	33.38	-0.74%	2,309,300
2025-09-29	33.60	33.86	32.97	33.63	+0.90%	2,364,400
2025-09-26	33.04	33.46	32.91	33.33	+0.69%	1,581,200
2025-09-25	33.31	33.77	32.95	33.10	-1.61%	2,359,200
2025-09-24	34.28	34.39	33.63	33.64	-1.87%	1,778,700
2025-09-23	35.36	35.59	34.26	34.28	-2.67%	2,185,300
2025-09-22	35.81	35.85	34.85	35.22	-2.33%	2,821,100
2025-09-19	36.66	36.90	35.56	36.06	-1.29%	4,022,100
2025-09-18	36.20	36.68	36.04	36.53	+1.16%	1,664,000
2025-09-17	36.53	36.86	36.06	36.11	-0.99%	2,443,100
2025-09-16	36.20	36.62	35.96	36.47	+0.63%	2,031,000
2025-09-15	36.31	36.80	36.15	36.24	+0.28%	2,466,900
2025-09-12	36.15	36.32	35.93	36.14	-0.14%	1,229,400
2025-09-11	35.49	36.23	35.35	36.19	+1.49%	1,399,500
2025-09-10	34.83	35.82	34.67	35.66	+1.60%	2,293,800
2025-09-09	35.71	35.78	34.94	35.10	-1.71%	2,596,500
2025-09-08	36.03	36.09	35.21	35.71	-1.05%	2,225,100
2025-09-05	35.92	36.28	35.48	36.09	+1.21%	3,259,600
2025-09-04	35.92	35.99	35.33	35.66	-0.83%	2,216,000
2025-09-03	36.30	36.42	35.52	35.96	-1.26%	2,490,700
2025-09-02	36.37	36.64	36.00	36.42	+0.00%	1,693,600
2025-08-29	36.91	37.09	36.20	36.42	-1.33%	2,744,900
2025-08-28	36.91	36.97	36.36	36.91	-0.19%	2,372,700
2025-08-27	36.91	37.17	36.72	36.98	+0.46%	2,528,800
2025-08-26	36.24	36.85	36.22	36.81	+1.29%	2,041,600
2025-08-25	36.76	36.97	36.29	36.34	-1.30%	1,099,700
2025-08-22	36.00	36.98	35.93	36.82	+2.82%	1,374,900
2025-08-21	35.46	35.84	35.28	35.81	+0.42%	1,226,700
2025-08-20	36.03	36.84	35.54	35.66	-0.78%	1,765,400
2025-08-19	35.87	36.38	35.70	35.94	+0.93%	1,836,200
2025-08-18	35.89	36.13	35.44	35.61	-0.53%	1,588,300
2025-08-15	35.71	35.94	35.17	35.80	-0.17%	2,527,900
2025-08-14	36.89	37.02	35.80	35.86	-3.42%	1,725,000
2025-08-13	36.74	37.21	36.57	37.13	+1.06%	1,339,100
2025-08-12	36.80	36.87	36.30	36.74	-0.22%	1,852,400
2025-08-11	36.91	37.31	36.75	36.82	-0.14%	1,406,800

Most recent 250 sessions, newest first.

Seasonal returns

Best month historically: Jul (+6.50%). Worst month: Feb (-6.19%). Based on 5 years of daily data (2022–2026).

Jan+1.73%
Feb-6.19%
Mar-0.54%
Apr+2.10%
May+1.77%
Jun+4.30%
Jul+6.50%
Aug-1.12%
Sep-3.83%
Oct+2.50%
Nov+2.21%
Dec-2.85%

FAQ · from the current price data · as of 2026-08-07

Quick answers

What is Tetra Tech Inc's (TTEK) latest close?

35.44 on 2026-08-07, from the Closelook data lake's daily price record.

What is TTEK's 52-week high and low?

43.14 high and 25.81 low over the trailing 52 weeks, as of 2026-08-07.

What is Tetra Tech Inc's strongest and weakest month historically?

Historically, TTEK's strongest calendar month has been Jul (average +6.50%) and its weakest Feb (average -6.19%), based on 5 years of daily data (2022–2026).

How many years of seasonality does this cover?

5 years (2022–2026), computed from 965 daily bars in the Closelook data lake.