TSX:KLAC Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 11, 2026	24.25	24.63	24.03	24.43	24.43	1.96%	21,774
Sep 10, 2026	23.67	24.33	23.56	23.96	23.96	-3.00%	36,138
Sep 9, 2026	25.63	25.63	24.48	24.70	24.70	-3.40%	9,060
Sep 8, 2026	25.76	25.76	25.14	25.57	25.57	1.99%	13,332
Sep 4, 2026	24.00	25.29	23.83	25.07	25.07	7.46%	23,991
Sep 3, 2026	22.75	23.38	22.59	23.33	23.33	0.30%	21,239
Sep 2, 2026	23.12	23.29	22.72	23.26	23.26	0.69%	16,855
Sep 1, 2026	23.37	23.37	22.75	23.10	23.10	-2.65%	13,168
Aug 31, 2026	23.79	23.80	23.63	23.73	23.73	0.04%	6,405
Aug 28, 2026	24.70	24.70	23.70	23.72	23.72	-4.05%	11,833
Aug 27, 2026	25.06	25.07	24.52	24.72	24.72	-0.28%	10,549
Aug 26, 2026	24.71	24.84	24.33	24.79	24.79	0.04%	27,344
Aug 25, 2026	25.01	25.01	24.49	24.78	24.78	0.81%	38,639
Aug 24, 2026	24.41	24.68	23.91	24.58	24.58	-1.36%	22,291
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