TSX:QDX Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 19, 2026	156.84	157.35	156.61	157.35	157.35	-0.32%	1,934
Feb 18, 2026	157.74	158.22	157.74	157.86	157.86	0.69%	653
Feb 17, 2026	156.40	156.84	155.90	156.78	156.78	0.20%	7,102
Feb 13, 2026	156.00	156.46	155.55	156.46	156.46	0.12%	7,772
Feb 12, 2026	157.60	157.60	156.21	156.27	156.27	-0.53%	5,934
Feb 11, 2026	156.62	157.21	156.62	157.10	157.10	0.46%	2,297
Feb 10, 2026	156.47	156.47	155.98	156.38	156.38	0.43%	1,558
Feb 9, 2026	154.71	155.80	154.71	155.71	155.71	0.73%	2,378
Feb 6, 2026	153.24	154.58	153.24	154.58	154.58	2.02%	1,419
Feb 5, 2026	151.78	152.23	151.46	151.52	151.52	-1.34%	1,667
Feb 4, 2026	154.20	154.33	153.01	153.58	153.58	0.71%	7,186
Feb 3, 2026	152.57	152.92	151.84	152.49	152.49	-0.21%	4,492
Feb 2, 2026	151.63	152.81	151.63	152.81	152.81	1.05%	1,618
Jan 30, 2026	151.58	151.58	150.88	151.22	151.22	-0.22%	11,594
Jan 29, 2026	150.95	151.55	150.95	151.55	151.55	0.38%	103,848
Jan 28, 2026	151.69	151.69	150.81	150.98	150.98	-1.20%	2,453
Jan 27, 2026	152.92	153.08	152.73	152.82	152.82	0.35%	1,199
Jan 26, 2026	151.93	152.47	151.91	152.29	152.29	1.03%	1,708
Jan 23, 2026	150.50	151.00	150.50	150.74	150.74	-0.30%	3,235
Jan 22, 2026	151.34	151.34	151.16	151.19	151.19	0.13%	622
Jan 21, 2026	149.52	151.23	149.42	151.00	151.00	0.92%	8,279
Jan 20, 2026	149.27	150.62	149.27	149.62	149.62	-1.20%	2,461
Jan 19, 2026	151.75	151.75	151.43	151.43	151.43	-1.05%	225
Jan 16, 2026	152.64	153.04	152.64	153.04	153.04	0.69%	929
Jan 15, 2026	152.74	152.80	151.99	151.99	151.99	-0.10%	3,325
Jan 14, 2026	151.93	152.14	151.78	152.14	152.14	0.71%	2,185
Jan 13, 2026	151.16	151.49	151.06	151.06	151.06	-0.57%	6,564
Jan 12, 2026	151.76	151.92	151.67	151.92	151.92	0.37%	4,732
Jan 9, 2026	150.65	151.36	150.65	151.36	151.36	1.15%	1,675
Jan 8, 2026	149.62	149.64	149.34	149.64	149.64	-0.32%	608
Jan 7, 2026	149.59	150.19	149.44	150.12	150.12	0.04%	3,992
Jan 6, 2026	149.61	150.21	149.61	150.06	150.06	0.71%	998
Jan 5, 2026	148.01	149.12	147.91	149.00	149.00	1.17%	2,720
Jan 2, 2026	146.58	147.28	146.58	147.28	147.28	1.46%	1,623
Dec 31, 2025	145.16	145.46	145.16	145.16	145.16	-0.34%	815
Dec 30, 2025	145.78	145.78	145.54	145.65	145.65	0.35%	772
Dec 29, 2025	145.03	145.14	145.03	145.14	145.14	-0.04%	230
Dec 24, 2025	145.38	145.38	145.21	145.21	145.21	-0.26%	982
Dec 23, 2025	145.94	145.94	145.49	145.59	145.59	0.29%	1,135
Dec 22, 2025	144.86	145.17	144.60	145.17	145.17	-0.91%	810
Dec 19, 2025	146.24	146.50	145.93	146.50	145.46	1.23%	9,603
Dec 18, 2025	144.99	145.15	144.72	144.72	143.69	0.41%	3,832
Dec 17, 2025	144.39	144.39	143.93	144.13	143.10	-0.50%	4,339
Dec 16, 2025	144.75	144.89	144.46	144.86	143.83	-0.79%	2,052
Dec 15, 2025	146.02	146.02	146.02	146.02	144.98	0.97%	1,107
Dec 12, 2025	145.58	145.58	144.62	144.62	143.59	-0.59%	2,176
Dec 11, 2025	145.30	145.48	145.29	145.48	144.44	0.79%	9,457
Dec 10, 2025	144.37	144.62	144.31	144.34	143.31	-0.05%	2,620
Dec 9, 2025	144.54	144.73	144.38	144.41	143.38	-0.19%	6,603
Dec 8, 2025	144.55	144.68	144.46	144.68	143.65	0.30%	643