Quantum-Si (QSI) Price to Book Value: 1.767

Quantum-Si, Inc. (QSI)

1.455 -0.30 (-16.86%) USD | NASDAQ | Oct 30, 16:00

1.45 0.00 (0.00%) After-Hours: 19:19

Price to Book Value Chart

Historical Price to Book Value Data

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Date	Value
October 29, 2026	2.126
October 28, 2026	2.089
October 27, 2026	2.004
October 26, 2026	1.773
October 23, 2026	1.700
October 22, 2026	1.397
October 21, 2026	1.494
October 20, 2026	1.409
October 19, 2026	1.324
October 16, 2026	1.360
October 15, 2026	1.591
October 14, 2026	1.688
October 13, 2026	1.713
October 12, 2026	1.652
October 09, 2026	1.858
October 08, 2026	1.482
October 07, 2026	1.555
October 06, 2026	1.482
October 05, 2026	1.555
October 02, 2026	1.883
October 01, 2026	1.737
September 30, 2026	1.300
September 29, 2026	1.164
September 28, 2026	0.9657
September 25, 2026	1.013

Date	Value
September 24, 2026	0.9535
September 23, 2026	0.9216
September 22, 2026	0.9531
September 21, 2026	0.9182
September 18, 2026	0.905
September 17, 2026	0.9353
September 16, 2026	0.8868
September 15, 2026	0.8746
September 14, 2026	0.8806
September 11, 2026	0.8989
September 10, 2026	0.8978
September 09, 2026	0.911
September 08, 2026	0.9231
September 04, 2026	0.9304
September 03, 2026	0.9244
September 02, 2026	0.9244
September 01, 2026	0.9199
August 31, 2026	0.9303
August 28, 2026	0.9474
August 27, 2026	0.9755
August 26, 2026	0.9603
August 25, 2026	1.029
August 24, 2026	0.9344
August 21, 2026	1.014
August 20, 2026	0.9474

Price to Book Ratio Definition

Price to book value is a valuation ratio that is measured by stock price / book value per share. The book value is essentially the tangible accounting value of a firm compared to the market value that is shown.

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Price to Book Value Range, Past 5 Years

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