QuantumSi Inc (QSI) — Historique des cours

Au 2026-10-30 — actualisé chaque nuit depuis le data lake Closelook. Lectures de journal, pas un conseil.

Cours quotidiens

Date	Ouverture	Plus haut	Plus bas	Clôture	Var. %	Volume
2026-10-30	1.57	1.60	1.41	1.46	-16.57%	9,861,936
2026-10-29	1.68	1.81	1.66	1.75	+1.74%	8,843,404
2026-10-28	1.63	1.73	1.59	1.72	+4.24%	10,048,379
2026-10-27	1.50	1.75	1.50	1.65	+13.01%	16,529,703
2026-10-26	1.43	1.48	1.36	1.46	+4.29%	10,346,556
2026-10-23	1.16	1.42	1.15	1.40	+21.74%	11,461,200
2026-10-22	1.17	1.21	1.15	1.15	-6.50%	3,572,200
2026-10-21	1.16	1.23	1.16	1.23	+6.03%	3,422,700
2026-10-20	1.06	1.20	1.04	1.16	+6.42%	6,172,600
2026-10-19	1.15	1.15	1.01	1.09	-2.68%	8,714,000
2026-10-16	1.33	1.33	1.10	1.12	-14.50%	7,690,600
2026-10-15	1.35	1.39	1.24	1.31	-5.76%	9,269,400
2026-10-14	1.34	1.44	1.33	1.39	-1.42%	5,364,900
2026-10-13	1.34	1.46	1.31	1.41	+3.68%	6,239,600
2026-10-12	1.48	1.48	1.34	1.36	-11.11%	10,356,400
2026-10-09	1.26	1.66	1.26	1.53	+25.41%	40,903,900
2026-10-08	1.29	1.30	1.20	1.22	-4.69%	5,851,500
2026-10-07	1.17	1.31	1.09	1.28	+4.92%	8,037,000
2026-10-06	1.29	1.41	1.19	1.22	-4.69%	8,703,200
2026-10-05	1.52	1.53	1.26	1.28	-17.42%	19,185,000
2026-10-02	1.39	1.55	1.17	1.55	+8.39%	18,774,100
2026-10-01	1.20	1.48	1.15	1.43	+33.64%	33,063,400
2026-09-30	0.96	1.12	0.96	1.07	+11.69%	13,838,800
2026-09-29	0.81	1.03	0.81	0.96	+20.50%	23,007,100
2026-09-28	0.82	0.83	0.80	0.80	-4.68%	1,562,300
2026-09-25	0.79	0.84	0.78	0.83	+6.24%	2,593,500
2026-09-24	0.75	0.80	0.74	0.79	+3.43%	1,593,300
2026-09-23	0.79	0.81	0.75	0.76	-3.31%	1,476,500
2026-09-22	0.76	0.79	0.75	0.79	+3.84%	2,429,900
2026-09-21	0.76	0.77	0.75	0.76	+1.48%	1,122,800
2026-09-18	0.79	0.80	0.74	0.74	-3.25%	1,708,600
2026-09-17	0.75	0.80	0.75	0.77	+5.48%	2,823,600
2026-09-16	0.72	0.75	0.72	0.73	+1.39%	909,700
2026-09-15	0.72	0.74	0.72	0.72	-0.69%	1,164,700
2026-09-14	0.73	0.75	0.72	0.72	-2.03%	1,387,900
2026-09-11	0.74	0.76	0.74	0.74	+0.14%	1,069,100
2026-09-10	0.75	0.76	0.72	0.74	-1.47%	1,712,500
2026-09-09	0.76	0.78	0.75	0.75	-1.32%	1,441,900
2026-09-08	0.77	0.79	0.76	0.76	-0.78%	1,049,000
2026-09-04	0.76	0.77	0.76	0.77	+0.66%	897,300
2026-09-03	0.77	0.79	0.76	0.76	+0.00%	980,000
2026-09-02	0.76	0.79	0.75	0.76	+0.53%	1,615,600
2026-09-01	0.75	0.78	0.75	0.76	-1.17%	1,503,700
2026-08-31	0.78	0.78	0.76	0.77	-1.79%	1,133,200
2026-08-28	0.82	0.82	0.77	0.78	-2.86%	2,412,700
2026-08-27	0.79	0.83	0.79	0.80	+1.52%	1,373,600
2026-08-26	0.85	0.85	0.79	0.79	-6.61%	2,662,900
2026-08-25	0.79	0.86	0.78	0.85	+10.14%	4,366,300
2026-08-24	0.80	0.83	0.75	0.77	-7.90%	3,853,800
2026-08-21	0.79	0.93	0.78	0.83	+7.05%	7,825,100
2026-08-20	0.77	0.81	0.77	0.78	+1.30%	3,233,600
2026-08-19	0.72	0.79	0.72	0.77	+5.77%	2,863,200
2026-08-18	0.73	0.74	0.72	0.73	-2.15%	1,520,300
2026-08-17	0.74	0.80	0.74	0.74	+0.54%	2,429,700
2026-08-14	0.75	0.77	0.71	0.74	-6.33%	7,000,700
2026-08-13	0.85	0.91	0.79	0.79	-5.62%	4,378,300
2026-08-12	0.83	0.87	0.83	0.84	+2.07%	1,499,100
2026-08-11	0.80	0.85	0.80	0.82	+3.80%	2,056,300
2026-08-10	0.82	0.84	0.79	0.79	-2.95%	2,434,400
2026-08-07	0.76	0.83	0.76	0.81	+7.81%	2,730,100
2026-08-06	0.75	0.78	0.75	0.76	-0.26%	1,493,500
2026-08-05	0.78	0.79	0.76	0.76	-1.05%	2,484,800
2026-08-04	0.76	0.80	0.76	0.77	+2.55%	3,986,300
2026-08-03	0.72	0.76	0.71	0.75	+4.78%	2,706,300
2026-07-31	0.73	0.75	0.71	0.71	-1.11%	1,840,500
2026-07-30	0.73	0.74	0.69	0.72	+2.56%	3,550,000
2026-07-29	0.76	0.78	0.70	0.70	-7.75%	4,102,800
2026-07-28	0.78	0.78	0.74	0.76	-2.81%	3,267,400
2026-07-27	0.79	0.81	0.77	0.78	+1.69%	1,086,500
2026-07-24	0.79	0.80	0.76	0.77	-2.53%	2,588,800
2026-07-23	0.79	0.83	0.78	0.79	-1.25%	3,288,700
2026-07-22	0.81	0.84	0.80	0.80	-4.31%	2,843,600
2026-07-21	0.82	0.85	0.82	0.84	+2.33%	1,470,900
2026-07-20	0.83	0.84	0.81	0.82	-0.61%	1,502,300
2026-07-17	0.82	0.85	0.80	0.82	+0.37%	2,295,000
2026-07-16	0.85	0.86	0.81	0.82	-4.99%	3,743,400
2026-07-15	0.87	0.90	0.86	0.86	-0.46%	2,255,400
2026-07-14	0.87	0.90	0.86	0.87	-0.35%	1,213,200
2026-07-13	0.88	0.88	0.85	0.87	-1.59%	3,532,900
2026-07-10	0.95	0.95	0.88	0.88	-8.21%	2,906,600
2026-07-09	0.91	0.97	0.90	0.96	+5.37%	2,575,900
2026-07-08	0.89	0.93	0.89	0.91	-0.76%	3,422,600
2026-07-07	0.94	0.95	0.90	0.92	-3.36%	3,710,300
2026-07-06	0.93	0.98	0.93	0.95	+2.37%	2,626,600
2026-07-02	0.93	1.01	0.92	0.93	+0.65%	6,029,500
2026-07-01	0.88	0.96	0.88	0.92	+4.41%	5,506,500
2026-06-30	0.88	0.92	0.87	0.89	-0.45%	3,187,200
2026-06-29	0.86	0.91	0.85	0.89	+3.98%	3,989,700
2026-06-26	0.84	0.89	0.80	0.85	-0.23%	18,909,700
2026-06-25	0.85	0.89	0.78	0.86	+3.63%	8,412,400
2026-06-24	0.90	0.92	0.82	0.83	-6.02%	5,134,200
2026-06-23	0.91	0.93	0.88	0.88	-4.45%	5,546,400
2026-06-22	1.00	1.07	0.92	0.92	-7.81%	5,934,900
2026-06-18	0.96	1.03	0.96	1.00	+5.83%	6,343,800
2026-06-17	0.97	1.00	0.93	0.94	-1.05%	3,473,100
2026-06-16	0.99	0.99	0.94	0.95	-3.54%	3,727,900
2026-06-15	1.01	1.05	0.98	0.99	+4.44%	9,422,200
2026-06-12	0.98	1.01	0.93	0.95	-2.67%	3,304,200
2026-06-11	0.95	0.98	0.92	0.97	+2.75%	3,444,700
2026-06-10	0.97	1.02	0.95	0.95	-4.05%	3,451,900
2026-06-09	1.06	1.08	0.94	0.99	-6.89%	8,116,900
2026-06-08	1.09	1.09	1.03	1.06	+0.95%	4,310,400
2026-06-05	1.25	1.25	1.01	1.05	-17.97%	8,905,000
2026-06-04	1.19	1.30	1.17	1.28	+7.56%	9,559,200
2026-06-03	1.22	1.22	1.16	1.19	-4.03%	7,952,200
2026-06-02	1.17	1.26	1.16	1.24	+5.08%	7,380,100
2026-06-01	1.17	1.25	1.12	1.18	-0.84%	7,407,300
2026-05-29	1.21	1.21	1.11	1.19	-0.83%	7,289,700
2026-05-28	1.11	1.21	1.08	1.20	+6.19%	7,411,600
2026-05-27	1.06	1.19	1.03	1.13	+4.63%	8,573,700
2026-05-26	1.08	1.09	1.01	1.08	+1.89%	7,550,900
2026-05-22	1.00	1.09	1.00	1.06	+7.07%	8,816,200
2026-05-21	0.87	0.99	0.87	0.99	+13.01%	11,368,900
2026-05-20	0.87	0.88	0.84	0.88	+1.74%	4,706,200
2026-05-19	0.85	0.87	0.82	0.86	+0.82%	3,116,000
2026-05-18	0.90	0.90	0.83	0.85	-4.04%	4,577,500
2026-05-15	0.91	0.91	0.88	0.89	-4.61%	3,706,100
2026-05-14	0.93	0.96	0.91	0.93	+0.43%	4,436,200
2026-05-13	0.93	0.96	0.90	0.93	-1.69%	4,869,000
2026-05-12	0.92	1.03	0.90	0.94	+2.49%	10,063,500
2026-05-11	0.90	0.95	0.89	0.92	+1.65%	5,786,600
2026-05-08	0.95	0.97	0.88	0.91	-7.54%	13,192,900
2026-05-07	1.03	1.03	0.96	0.98	-4.76%	7,221,000
2026-05-06	0.97	1.04	0.96	1.03	+7.18%	8,075,300
2026-05-05	0.98	0.98	0.95	0.96	-1.13%	2,516,000
2026-05-04	0.95	0.98	0.94	0.97	+1.46%	2,873,500
2026-05-01	0.98	1.00	0.94	0.96	-2.34%	3,590,000
2026-04-30	0.88	1.02	0.88	0.98	+13.41%	11,918,800
2026-04-29	0.90	0.91	0.86	0.86	-5.15%	3,449,600
2026-04-28	0.89	0.94	0.89	0.91	+1.33%	3,159,400
2026-04-27	0.91	0.94	0.87	0.90	-0.66%	3,118,000
2026-04-24	0.98	0.98	0.90	0.91	-3.72%	7,282,600
2026-04-23	1.03	1.04	0.92	0.94	-11.23%	7,311,000
2026-04-22	0.99	1.07	0.96	1.06	+8.50%	11,054,700
2026-04-21	1.00	1.05	0.97	0.98	-3.27%	5,203,100
2026-04-20	1.02	1.06	0.98	1.01	-5.61%	7,820,600
2026-04-17	1.07	1.14	1.06	1.07	+2.88%	7,021,500
2026-04-16	1.08	1.09	1.00	1.04	-0.95%	7,641,500
2026-04-15	0.90	1.06	0.90	1.05	+24.85%	17,707,500
2026-04-14	0.80	0.86	0.80	0.84	+6.59%	3,070,600
2026-04-13	0.74	0.80	0.72	0.79	+6.48%	2,650,500
2026-04-10	0.75	0.77	0.73	0.74	-0.80%	1,881,900
2026-04-09	0.75	0.76	0.73	0.75	-0.53%	2,638,600
2026-04-08	0.78	0.78	0.74	0.75	+5.63%	3,189,000
2026-04-07	0.73	0.73	0.69	0.71	-2.47%	3,515,300
2026-04-06	0.74	0.77	0.73	0.73	-2.54%	1,890,500
2026-04-02	0.74	0.76	0.71	0.75	+0.00%	2,571,800
2026-04-01	0.80	0.80	0.74	0.75	-3.36%	2,354,500
2026-03-31	0.76	0.80	0.76	0.77	+4.88%	2,872,500
2026-03-30	0.76	0.78	0.72	0.74	-3.40%	3,758,200
2026-03-27	0.80	0.82	0.76	0.76	-5.56%	3,169,700
2026-03-26	0.86	0.86	0.81	0.81	-6.47%	2,619,300
2026-03-25	0.86	0.90	0.86	0.86	+1.65%	2,549,900
2026-03-24	0.89	0.90	0.83	0.85	-5.23%	2,660,300
2026-03-23	0.85	0.91	0.79	0.90	+6.27%	4,568,800
2026-03-20	0.87	0.88	0.83	0.84	-1.86%	3,813,300
2026-03-19	0.88	0.89	0.85	0.86	-2.38%	2,419,100
2026-03-18	0.93	0.94	0.88	0.88	-5.16%	3,158,800
2026-03-17	0.95	0.96	0.92	0.93	-1.48%	2,787,300
2026-03-16	0.95	0.98	0.94	0.94	-0.63%	2,701,800
2026-03-13	0.98	1.01	0.93	0.95	-2.66%	2,835,000
2026-03-12	1.02	1.02	0.95	0.98	-7.05%	3,977,800
2026-03-11	1.05	1.07	1.00	1.05	+0.96%	3,613,600
2026-03-10	0.94	1.10	0.94	1.04	+12.32%	8,474,557
2026-03-09	0.88	0.93	0.85	0.93	+7.41%	4,955,006
2026-03-06	0.89	0.90	0.84	0.86	-5.27%	5,636,900
2026-03-05	0.90	0.97	0.89	0.91	+0.00%	4,219,500
2026-03-04	0.95	0.97	0.91	0.91	-4.01%	2,970,500
2026-03-03	0.92	0.97	0.90	0.95	+1.61%	3,196,900
2026-03-02	0.93	0.95	0.91	0.93	-2.41%	1,840,200
2026-02-27	0.98	1.00	0.95	0.96	-5.35%	2,595,500
2026-02-26	1.01	1.02	0.97	1.01	+2.02%	2,267,900
2026-02-25	0.95	1.02	0.93	0.99	+6.45%	3,162,900
2026-02-24	0.91	0.95	0.91	0.93	+1.97%	1,370,200
2026-02-23	0.94	0.95	0.90	0.91	-3.08%	1,888,700
2026-02-20	0.96	0.96	0.93	0.94	-2.08%	1,754,700
2026-02-19	0.90	0.98	0.89	0.96	+6.07%	3,993,500
2026-02-18	0.96	0.98	0.90	0.91	-3.51%	4,913,400
2026-02-17	0.99	0.99	0.94	0.94	-5.25%	3,547,300
2026-02-13	0.99	1.05	0.99	0.99	+1.64%	3,127,800
2026-02-12	1.05	1.06	0.96	0.97	-6.25%	5,890,700
2026-02-11	1.12	1.12	1.01	1.04	-5.45%	4,049,000
2026-02-10	1.10	1.11	1.06	1.10	+2.80%	3,669,800
2026-02-09	1.09	1.09	1.02	1.07	+0.47%	3,148,000
2026-02-06	1.02	1.09	0.96	1.06	+14.27%	7,481,600
2026-02-05	1.03	1.04	0.93	0.93	-9.51%	8,157,500
2026-02-04	1.10	1.11	0.99	1.03	-5.50%	6,372,600
2026-02-03	1.11	1.13	1.05	1.09	-0.91%	5,044,800
2026-02-02	1.11	1.13	1.09	1.10	-2.65%	3,772,000
2026-01-30	1.16	1.19	1.11	1.13	-3.42%	5,467,500
2026-01-29	1.20	1.21	1.13	1.17	-2.50%	6,195,600
2026-01-28	1.23	1.24	1.17	1.20	-2.44%	3,995,900
2026-01-27	1.22	1.26	1.20	1.23	+1.65%	2,862,500
2026-01-26	1.25	1.27	1.21	1.21	-3.20%	3,159,300
2026-01-23	1.31	1.32	1.24	1.25	-4.58%	4,115,600
2026-01-22	1.23	1.33	1.22	1.31	+6.50%	6,410,600
2026-01-21	1.20	1.24	1.14	1.23	+3.36%	4,912,100
2026-01-20	1.21	1.24	1.18	1.19	-6.30%	5,735,200
2026-01-16	1.25	1.32	1.23	1.27	+3.25%	5,462,700
2026-01-15	1.29	1.30	1.23	1.23	-3.15%	3,687,400
2026-01-14	1.27	1.31	1.24	1.27	+0.00%	4,428,100
2026-01-13	1.25	1.32	1.20	1.27	+4.96%	5,767,900
2026-01-12	1.21	1.25	1.18	1.21	-0.82%	4,925,400
2026-01-09	1.27	1.28	1.21	1.22	-2.40%	4,460,500
2026-01-08	1.25	1.31	1.24	1.25	-0.79%	4,893,100
2026-01-07	1.29	1.32	1.25	1.26	-1.56%	4,107,800
2026-01-06	1.26	1.34	1.26	1.28	+1.59%	7,655,044
2026-01-05	1.19	1.31	1.19	1.26	+8.62%	8,340,539
2026-01-02	1.15	1.16	1.11	1.16	+5.45%	4,871,600
2025-12-31	1.11	1.15	1.07	1.10	-0.90%	5,902,300
2025-12-30	1.16	1.17	1.10	1.11	-5.93%	7,955,400
2025-12-29	1.21	1.26	1.17	1.18	-4.07%	8,021,500
2025-12-26	1.31	1.31	1.22	1.23	-6.11%	4,175,400
2025-12-24	1.24	1.33	1.24	1.31	+6.50%	4,344,500
2025-12-23	1.25	1.25	1.20	1.23	-3.15%	4,209,400
2025-12-22	1.28	1.32	1.25	1.27	+0.00%	5,156,100
2025-12-19	1.22	1.29	1.21	1.27	+4.10%	6,700,100
2025-12-18	1.24	1.31	1.21	1.22	+1.67%	3,418,900
2025-12-17	1.24	1.27	1.20	1.20	-1.64%	3,827,000
2025-12-16	1.21	1.26	1.18	1.22	-0.81%	4,898,600
2025-12-15	1.31	1.32	1.22	1.23	-4.65%	4,129,100
2025-12-12	1.40	1.43	1.29	1.29	-7.86%	5,641,000
2025-12-11	1.44	1.44	1.34	1.40	-2.78%	4,342,000
2025-12-10	1.42	1.45	1.39	1.44	+1.41%	3,567,300
2025-12-09	1.44	1.46	1.39	1.42	-2.07%	3,710,382
2025-12-08	1.47	1.54	1.41	1.45	+0.69%	3,170,964
2025-12-05	1.48	1.49	1.41	1.44	-2.04%	3,673,300
2025-12-04	1.34	1.49	1.34	1.47	+8.09%	5,885,600
2025-12-03	1.28	1.36	1.26	1.36	+7.09%	4,068,900
2025-12-02	1.30	1.34	1.27	1.27	-1.55%	3,326,900
2025-12-01	1.36	1.36	1.28	1.29	-8.51%	3,490,400
2025-11-28	1.36	1.43	1.36	1.41	+4.44%	2,455,600
2025-11-26	1.36	1.39	1.31	1.35	+0.00%	4,590,900
2025-11-25	1.36	1.37	1.29	1.35	+0.00%	3,544,900
2025-11-24	1.27	1.35	1.26	1.35	+6.30%	4,734,000
2025-11-21	1.22	1.28	1.19	1.27	+2.42%	5,215,900
2025-11-20	1.37	1.40	1.23	1.24	-3.13%	6,779,600
2025-11-19	1.27	1.38	1.25	1.28	+0.79%	5,939,800
2025-11-18	1.28	1.35	1.23	1.27	-2.31%	5,006,800
2025-11-17	1.37	1.41	1.26	1.30	-5.11%	4,656,800
2025-11-14	1.27	1.45	1.27	1.37	-1.44%	7,297,900
2025-11-13	1.50	1.51	1.38	1.39	-8.55%	7,063,600
2025-11-12	1.58	1.61	1.52	1.52	-3.80%	5,462,100
2025-11-11	1.58	1.65	1.55	1.58	-0.94%	4,498,600
2025-11-10	1.73	1.74	1.59	1.59	+1.27%	5,590,400
2025-11-07	1.55	1.62	1.46	1.57	-4.55%	9,690,600
2025-11-06	1.76	1.77	1.59	1.65	-8.33%	9,785,100
2025-11-05	1.85	1.89	1.77	1.80	-2.17%	8,577,200
2025-11-04	1.86	1.95	1.82	1.84	-8.00%	7,175,500
2025-11-03	2.15	2.19	1.95	2.00	-6.98%	9,521,700

Les 250 dernières séances, de la plus récente à la plus ancienne.

Rendements saisonniers

Meilleur mois historique : Déc (+27.64%). Pire mois : Janv (-20.07%). Sur 6 ans de données quotidiennes (2021–2026).

Janv-20.07%
Févr-12.28%
Mars-4.15%
Avr-2.49%
Mai+10.11%
Juin-13.58%
Juil+24.87%
Août-12.92%
Sept+5.23%
Oct+4.23%
Nov+10.37%
Déc+27.64%

FAQ · à partir des données de cours actuelles · au 2026-10-30

Réponses rapides

Quel est le dernier cours de clôture de QuantumSi Inc (QSI) ?

1.46 le 2026-10-30, selon le registre quotidien des cours du data lake Closelook.

Quels sont le plus haut et le plus bas sur 52 semaines de QSI ?

Plus haut à 2.19 et plus bas à 0.69 sur les 52 dernières semaines, au 2026-10-30.

Quel est historiquement le mois le plus fort et le plus faible de QuantumSi Inc ?

Historiquement, le mois le plus fort de QSI a été Déc (moyenne +27.64%) et le plus faible Janv (moyenne -20.07%), sur 6 ans de données quotidiennes (2021–2026).

Combien d’années de saisonnalité cette page couvre-t-elle ?

6 ans (2021–2026), calculés à partir de 1236 bougies quotidiennes du data lake Closelook.