TSX:KLAC Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Aug 21, 2026	25.53	25.53	24.75	24.92	24.92	-0.95%	7,590
Aug 20, 2026	25.15	25.51	24.98	25.16	25.16	-0.67%	10,361
Aug 19, 2026	26.02	26.02	25.19	25.33	25.33	-3.83%	13,903
Aug 18, 2026	26.37	26.94	26.00	26.34	26.34	-5.73%	13,603
Aug 17, 2026	27.96	28.22	27.49	27.94	27.94	1.71%	9,737
Aug 14, 2026	27.87	28.24	27.25	27.50	27.47	-3.10%	7,477
Aug 13, 2026	28.15	29.00	28.15	28.38	28.35	0.60%	10,990
Aug 12, 2026	28.34	28.34	27.85	28.21	28.18	3.94%	5,036
Aug 11, 2026	26.94	27.39	26.49	27.14	27.11	3.94%	15,026
Aug 10, 2026	27.50	27.53	26.08	26.11	26.08	-2.57%	13,973
Aug 7, 2026	26.91	27.20	26.49	26.80	26.77	2.41%	10,465
Aug 6, 2026	25.41	26.78	25.26	26.17	26.14	0.65%	37,084
Aug 5, 2026	26.52	27.17	26.00	26.00	25.97	-1.78%	13,687
Aug 4, 2026	25.81	26.57	25.63	26.47	26.44	6.56%	42,497
Jul 31, 2026	25.43	25.65	24.36	24.84	24.81	0.61%	33,641
Jul 30, 2026	24.50	25.21	24.09	24.69	24.66	7.35%	30,474
Jul 29, 2026	24.11	25.87	23.00	23.00	22.97	-11.13%	49,079
Jul 28, 2026	26.03	26.45	25.34	25.88	25.85	-6.30%	45,047
Jul 27, 2026	28.51	28.69	26.52	27.62	27.59	-2.95%	36,825
Jul 24, 2026	29.02	29.71	28.15	28.46	28.43	-3.59%	12,680
Jul 23, 2026	28.96	29.63	28.95	29.52	29.49	1.79%	12,737
Jul 22, 2026	28.52	29.52	28.52	29.00	28.97	-1.89%	14,364
Jul 21, 2026	29.57	29.67	29.09	29.56	29.53	5.35%	13,376
Jul 20, 2026	29.64	29.80	28.06	28.06	28.03	-2.94%	26,746
Jul 17, 2026	28.37	29.33	27.82	28.91	28.88	-2.76%	60,873
Jul 16, 2026	29.65	30.83	29.51	29.73	29.70	-2.65%	41,168
Jul 15, 2026	31.95	31.95	29.35	30.54	30.51	-2.05%	78,921
Jul 14, 2026	32.09	32.09	30.90	31.18	31.14	3.38%	55,758
Jul 13, 2026	30.09	30.70	29.68	30.16	30.13	-3.86%	60,330
Jul 10, 2026	30.43	31.41	30.21	31.37	31.33	0.84%	41,731
Jul 9, 2026	32.42	33.38	31.02	31.11	31.07	3.77%	77,804
Jul 8, 2026	29.19	30.20	29.19	29.98	29.95	2.11%	30,889
Jul 7, 2026	29.50	30.14	28.60	29.36	29.33	-7.35%	290,207
Jul 6, 2026	33.53	33.53	31.38	31.69	31.65	-6.79%	51,358
Jul 3, 2026	33.05	34.00	32.11	34.00	33.96	5.36%	8,238
Jul 2, 2026	40.60	40.60	31.00	32.27	32.23	-21.16%	46,091
Jun 30, 2026	38.00	41.62	37.90	40.93	40.88	8.25%	79,544
Jun 29, 2026	34.08	37.89	34.08	37.81	37.77	12.36%	110,841
Jun 26, 2026	33.69	34.24	33.00	33.65	33.61	-4.38%	88,728
Jun 25, 2026	34.58	35.33	33.12	35.19	35.15	7.78%	56,931
Jun 24, 2026	32.93	33.00	31.95	32.65	32.61	-1.66%	34,202
Jun 23, 2026	33.46	33.70	32.77	33.20	33.16	-8.79%	20,299
Jun 22, 2026	36.27	36.49	35.73	36.40	36.36	1.85%	16,826
Jun 19, 2026	35.74	35.74	35.74	35.74	35.70	1.28%	441
Jun 18, 2026	34.18	35.82	34.18	35.29	35.25	8.58%	31,604
Jun 17, 2026	33.41	34.05	32.36	32.50	32.46	0.28%	11,327
Jun 16, 2026	34.68	34.68	32.41	32.41	32.37	-7.53%	9,256
Jun 15, 2026	36.04	36.04	34.20	35.05	35.01	1.24%	253,414
Jun 12, 2026	32.50	34.62	32.50	34.62	34.58	5.68%	15,755
Jun 11, 2026	30.40	33.06	30.40	32.76	32.72	12.81%	8,064