Quantum-Si incorporated - QSIAW - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 16, 2025	0.6	0.8	0.8	0.8	0.55	491,512
October 15, 2025	0.58	0.53	0.53	0.64	0.39	413,130
October 14, 2025	0.38	0.39	0.39	0.45	0.33	164,063
October 13, 2025	0.3	0.32	0.32	0.35	0.29	64,069
October 10, 2025	0.3	0.3	0.3	0.33	0.29	58,983
October 09, 2025	0.33	0.31	0.31	0.34	0.28	84,042
October 08, 2025	0.35	0.29	0.29	0.35	0.29	50,510
October 07, 2025	0.33	0.3	0.3	0.35	0.28	83,164
October 06, 2025	0.31	0.31	0.31	0.32	0.27	81,717
October 03, 2025	0.3	0.31	0.31	0.32	0.28	56,422
October 02, 2025	0.29	0.27	0.27	0.31	0.26	21,102
October 01, 2025	0.26	0.27	0.27	0.29	0.26	33,731
September 30, 2025	0.26	0.27	0.27	0.28	0.24	27,049
September 29, 2025	0.34	0.27	0.27	0.34	0.26	11,613
September 26, 2025	0.32	0.29	0.29	0.32	0.27	28,602
September 25, 2025	0.33	0.32	0.32	0.33	0.27	65,944
September 24, 2025	0.27	0.33	0.33	0.34	0.25	24,426
September 23, 2025	0.3	0.31	0.31	0.36	0.25	131,057
September 22, 2025	0.22	0.28	0.28	0.29	0.21	155,785
September 19, 2025	0.3	0.21	0.21	0.32	0.19	351,459
September 18, 2025	0.24	0.3	0.3	0.34	0.22	155,142
September 17, 2025	0.21	0.21	0.21	0.25	0.16	103,999
September 16, 2025	0.21	0.22	0.22	0.23	0.2	47,670
September 15, 2025	0.23	0.21	0.21	0.23	0.16	306,194
September 12, 2025	0.21	0.22	0.22	0.24	0.19	42,867
September 11, 2025	0.22	0.21	0.21	0.29	0.2	439,450
September 10, 2025	0.23	0.25	0.25	0.26	0.22	6,518
September 09, 2025	0.22	0.22	0.22	0.25	0.2	100,398
September 08, 2025	0.35	0.2	0.2	0.35	0.11	713,667
September 05, 2025	0.4	0.38	0.38	0.41	0.25	111,388
September 04, 2025	0.4	0.4	0.4	0.4	0.4	1,153
September 03, 2025	0.5	0.41	0.41	0.5	0.35	4,704
September 02, 2025	0.46	0.46	0.46	0.53	0.46	2,530
August 29, 2025	0.42	0.42	0.42	0.42	0.42	504
August 28, 2025	0.4	0.42	0.42	0.5	0.4	3,816
August 27, 2025	0.49	0.45	0.45	0.49	0.44	1,426
August 26, 2025	0.48	0.45	0.45	0.48	0.4	13,747
August 25, 2025	0.47	0.49	0.49	0.5	0.41	6,607
August 22, 2025	0.45	0.49	0.49	0.55	0.41	18,464
August 21, 2025	0.4	0.42	0.42	0.49	0.39	9,591
August 20, 2025	0.36	0.4	0.4	0.4	0.33	6,202
August 19, 2025	0.41	0.39	0.39	0.48	0.39	88,695
August 18, 2025	0.37	0.41	0.41	0.44	0.36	29,081
August 15, 2025	0.3	0.35	0.35	0.36	0.3	14,180
August 14, 2025	0.31	0.34	0.34	0.37	0.31	11,892
August 13, 2025	0.34	0.33	0.33	0.37	0.3	35,781
August 12, 2025	0.37	0.37	0.37	0.44	0.31	39,275
August 11, 2025	0.42	0.39	0.39	0.42	0.39	8,263
August 08, 2025	0.44	0.41	0.41	0.45	0.35	10,423
August 07, 2025	0.44	0.41	0.41	0.45	0.4	6,625
August 06, 2025	0.48	0.47	0.47	0.48	0.47	2,595
August 05, 2025	0.41	0.45	0.45	0.49	0.4	4,628
August 04, 2025	0.4	0.46	0.46	0.49	0.4	9,735
August 01, 2025	0.43	0.48	0.48	0.49	0.43	2,754
July 31, 2025	0.49	0.46	0.46	0.49	0.46	3,166
July 30, 2025	0.51	0.48	0.48	0.51	0.31	30,198
July 29, 2025	0.55	0.5	0.5	0.58	0.46	35,069
July 28, 2025	0.56	0.59	0.59	0.59	0.56	1,023
July 25, 2025	0.58	0.58	0.58	0.61	0.55	10,748
July 24, 2025	0.55	0.58	0.58	0.61	0.55	12,420

Quantum-Si incorporated (QSIAW) NASDAQ