Qualys Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Nov 3, 2026	204.90	211.64	202.79	210.57	210.57	1.43%	697,370
Nov 2, 2026	224.15	224.15	207.13	207.60	207.60	-7.37%	835,843
Oct 30, 2026	230.65	235.55	219.57	224.12	224.12	-2.68%	786,974
Oct 29, 2026	213.04	230.37	210.55	230.29	230.29	3.03%	748,308
Oct 28, 2026	224.75	231.09	222.46	223.52	223.52	-1.92%	702,288
Oct 27, 2026	224.29	230.82	222.42	227.90	227.90	1.22%	721,658
Oct 26, 2026	218.19	226.51	216.52	225.15	225.15	3.90%	1,087,123
Oct 23, 2026	208.01	219.03	206.49	216.70	216.70	4.08%	1,227,883
Oct 22, 2026	197.06	210.10	197.06	208.20	208.20	5.85%	1,221,305
Oct 21, 2026	190.79	200.67	189.86	196.70	196.70	3.27%	808,510
Oct 20, 2026	189.32	191.39	183.45	190.47	190.47	0.21%	475,430
Oct 19, 2026	184.18	190.90	184.08	190.08	190.08	4.99%	618,393
Oct 16, 2026	193.56	197.23	177.57	181.05	181.05	-6.02%	1,015,115
Oct 15, 2026	185.88	193.27	184.80	192.65	192.65	1.59%	524,987
Oct 14, 2026	192.96	196.13	187.38	189.63	189.63	-4.28%	616,577
Oct 13, 2026	195.49	201.99	195.49	198.11	198.11	0.68%	687,150
Oct 12, 2026	204.33	206.25	193.34	196.77	196.77	-2.79%	564,607
Oct 9, 2026	195.92	202.97	195.63	202.42	202.42	4.42%	658,847
Oct 8, 2026	194.94	201.79	187.21	193.86	193.86	-0.46%	865,758
Oct 7, 2026	198.33	199.79	190.21	194.75	194.75	-2.59%	742,647
Oct 6, 2026	200.01	204.41	195.78	199.93	199.93	0.63%	741,155
Oct 5, 2026	192.53	198.90	192.45	198.68	198.68	2.94%	774,129
Oct 2, 2026	188.87	195.40	188.87	193.00	193.00	2.97%	477,413
Oct 1, 2026	188.93	190.92	184.38	187.43	187.43	0.12%	654,063
Sep 30, 2026	179.14	190.27	178.23	187.20	187.20	4.96%	673,543
Sep 29, 2026	171.22	178.68	170.91	178.35	178.35	2.60%	500,080
Sep 28, 2026	168.79	175.63	168.06	173.83	173.83	0.81%	604,886
Sep 25, 2026	182.10	182.10	172.01	172.43	172.43	-5.75%	600,906
Sep 24, 2026	185.42	190.00	182.69	182.94	182.94	-1.00%	392,896
Sep 23, 2026	184.19	186.64	180.23	184.79	184.79	0.80%	523,725
Sep 22, 2026	183.86	186.55	177.65	183.32	183.32	1.26%	727,233
Sep 21, 2026	175.63	181.77	173.90	181.03	181.03	3.47%	409,681
Sep 18, 2026	178.44	179.71	172.23	174.96	174.96	-1.75%	1,537,507
Sep 17, 2026	180.82	184.39	176.99	178.08	178.08	-2.72%	724,316
Sep 16, 2026	179.60	184.46	177.74	183.06	183.06	-1.25%	812,678
Sep 15, 2026	170.11	187.00	170.11	185.37	185.37	7.21%	1,195,787
Sep 14, 2026	153.34	175.52	153.34	172.91	172.91	15.06%	1,092,367
Sep 11, 2026	160.23	160.30	149.13	150.28	150.28	-6.99%	1,170,073
Sep 10, 2026	167.58	173.56	160.61	161.57	161.57	-5.05%	856,136
Sep 9, 2026	169.19	171.68	167.50	170.17	170.17	-0.09%	615,417
Sep 8, 2026	169.73	173.04	165.51	170.32	170.32	-0.77%	550,994
Sep 4, 2026	172.51	175.00	170.42	171.65	171.65	-1.55%	447,016
Sep 3, 2026	173.26	174.89	168.71	174.35	174.35	2.06%	523,442
Sep 2, 2026	175.27	181.16	166.37	170.83	170.83	-3.49%	967,313
Sep 1, 2026	183.25	187.53	176.28	177.01	177.01	-4.90%	841,339
Aug 31, 2026	187.00	190.52	184.31	186.14	186.14	-0.49%	661,283
Aug 28, 2026	186.42	188.23	183.52	187.05	187.05	-0.82%	480,214
Aug 27, 2026	182.02	190.99	180.00	188.59	188.59	6.75%	935,916
Aug 26, 2026	174.21	178.64	172.75	176.67	176.67	0.41%	332,240
Aug 25, 2026	178.34	180.00	173.54	175.94	175.94	-1.41%	460,996