CECO Environmental Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 23, 2026	73.13	73.24	71.67	72.82	-	-1.21%	147,859
Sep 22, 2026	72.07	74.65	70.80	73.71	73.71	3.05%	650,486
Sep 21, 2026	71.00	72.55	69.39	71.53	71.53	2.95%	971,063
Sep 18, 2026	71.00	71.81	69.23	69.48	69.48	-1.91%	1,109,739
Sep 17, 2026	72.95	73.99	70.36	70.83	70.83	2.03%	735,992
Sep 16, 2026	68.50	70.54	67.29	69.42	69.42	2.91%	1,001,029
Sep 15, 2026	71.73	71.80	67.27	67.46	67.46	-4.54%	930,516
Sep 14, 2026	74.34	75.75	70.58	70.67	70.67	-9.79%	1,196,084
Sep 11, 2026	77.51	79.78	77.34	78.34	78.34	3.91%	680,951
Sep 10, 2026	76.48	77.51	74.84	75.39	75.39	-3.72%	500,833
Sep 9, 2026	78.50	79.91	77.04	78.30	78.30	-1.05%	624,382
Sep 8, 2026	74.19	80.98	73.91	79.13	79.13	6.79%	641,636
Sep 4, 2026	74.24	77.54	74.00	74.10	74.10	-0.34%	601,173
Sep 3, 2026	71.82	74.40	68.84	74.35	74.35	4.56%	770,586
Sep 2, 2026	70.61	72.88	69.73	71.11	71.11	0.79%	683,987
Sep 1, 2026	70.53	71.54	68.85	70.55	70.55	-0.91%	753,405
Aug 31, 2026	70.14	72.12	69.35	71.20	71.20	2.20%	712,867
Aug 28, 2026	71.75	72.19	69.24	69.67	69.67	-3.42%	414,352
Aug 27, 2026	70.52	73.39	70.52	72.14	72.14	2.57%	430,693
Aug 26, 2026	70.63	71.34	69.01	70.33	70.33	0.09%	392,589
Aug 25, 2026	72.90	73.64	70.08	70.27	70.27	-1.44%	632,380
Aug 24, 2026	71.43	72.28	69.34	71.30	71.30	-0.31%	775,993
Aug 21, 2026	74.45	75.23	70.54	71.52	71.52	-2.03%	615,145
Aug 20, 2026	74.56	75.36	71.84	73.00	73.00	-2.95%	680,482
Aug 19, 2026	77.15	78.56	71.76	75.22	75.22	-1.74%	783,748
Aug 18, 2026	83.38	83.38	76.33	76.55	76.55	-9.03%	691,956
Aug 17, 2026	79.90	84.77	79.86	84.15	84.15	5.73%	1,125,138
Aug 14, 2026	77.10	79.67	76.00	79.59	79.59	3.61%	572,063
Aug 13, 2026	77.81	80.01	76.24	76.82	76.82	1.31%	926,259
Aug 12, 2026	77.18	79.94	74.83	75.83	75.83	2.51%	1,588,640
Aug 11, 2026	70.29	74.31	67.20	73.97	73.97	5.10%	1,172,522
Aug 10, 2026	68.20	73.68	66.00	70.38	70.38	-0.76%	1,421,593
Aug 7, 2026	70.40	71.65	68.17	70.92	70.92	3.37%	1,838,994
Aug 6, 2026	67.86	69.94	66.02	68.61	68.61	-0.74%	541,206
Aug 5, 2026	70.40	71.60	68.74	69.12	69.12	-1.64%	580,227
Aug 4, 2026	68.18	71.50	68.18	70.27	70.27	2.84%	1,389,757
Aug 3, 2026	64.60	68.56	64.40	68.33	68.33	3.70%	618,494
Jul 31, 2026	67.29	70.28	65.37	65.89	65.89	0.53%	672,171
Jul 30, 2026	64.28	66.30	62.54	65.54	65.54	9.56%	1,345,770
Jul 29, 2026	67.38	67.85	59.45	59.82	59.82	-11.35%	2,461,607
Jul 28, 2026	71.96	71.96	66.37	67.48	67.48	-8.53%	1,315,983
Jul 27, 2026	75.75	76.70	70.60	73.77	73.77	-2.46%	1,207,027
Jul 24, 2026	79.31	80.22	74.32	75.63	75.63	-4.98%	1,076,331
Jul 23, 2026	81.36	82.70	79.37	79.59	79.59	-2.73%	618,702
Jul 22, 2026	80.62	84.26	80.62	81.82	81.82	-0.33%	563,462
Jul 21, 2026	81.55	83.58	80.08	82.09	82.09	4.07%	934,608
Jul 20, 2026	81.00	81.85	78.73	78.88	78.88	-1.31%	499,416
Jul 17, 2026	78.28	82.34	77.97	79.93	79.93	-0.46%	692,385
Jul 16, 2026	79.19	81.79	78.01	80.30	80.30	-0.25%	627,457
Jul 15, 2026	82.14	84.38	79.21	80.51	80.51	-2.83%	427,953