Federal Data Hub › SEC Fails-to-Deliver · JSON

QUANTUM-SI INC (QSI)

Fails-to-deliver · CUSIP 74765K105

Over the rolling 12-month window, securities of QUANTUM-SI INC failed to deliver in the NSCC's Continuous Net Settlement system on 176 settlement days, totaling 9,250,590 fail shares and peaking at 585,582 shares on 2025-08-11. Persistent or spiking fails-to-deliver can signal delivery stress, naked short selling, or operational settlement problems.

Recent daily fails

Settlement dateFail sharesPrice
2026-09-25483$0.79
2026-09-24483$0.76
2026-09-2211,582$0.76
2026-09-1844,917$0.77
2026-09-1713,927$0.73
2026-09-168$0.72
2026-09-15135$0.73
2026-09-084,999$0.77
2026-08-312,413$0.78
2026-08-283,548$0.80
2026-08-2718,847$0.79
2026-08-253,846$0.77
2026-08-2138,691$0.78
2026-08-134,031$0.84
2026-08-122,407$0.82
2026-08-108,005$0.81
2026-08-046,543$0.75
2026-07-2226$0.84
2026-07-20276$0.82
2026-07-173,903$0.82
2026-07-15200$0.87
2026-07-1414,328$0.87
2026-07-1025$0.96
2026-07-0715,685$0.95
2026-07-021,379$0.92
2026-07-01535$0.89
2026-06-30112,351$0.89
2026-06-291,027,267$0.85
2026-06-24500$0.88
2026-06-233,100$0.92
2026-06-224,179$1.00
2026-06-1830,669$0.94
2026-06-172,344$0.95
2026-06-1691,675$0.99
2026-06-121,577$0.97
2026-06-1188,957$0.95
2026-06-1043,669$0.99
2026-06-0467,537$1.19
2026-06-0218,680$1.18
2026-06-0118,297$1.19
2026-05-2929,376$1.20
2026-05-28189,639$1.13
2026-05-2750,724$1.08
2026-05-2694,189$1.06
2026-05-22359,514$0.99
2026-05-21105,365$0.88
2026-05-2065,716$0.86
2026-05-1915,394$0.85
2026-05-18479$0.89
2026-05-15106,448$0.93
2026-05-1441,016$0.93
2026-05-1321,188$0.94
2026-05-114,773$0.91
2026-05-0749,396$1.03
2026-05-0510,117$0.97
2026-05-04156,238$0.96
2026-05-017,824$0.98
2026-04-3088,224$0.86
2026-04-2959,987$0.91
2026-04-2811,250$0.90
2026-04-2724,935$0.91
2026-04-2242,128$0.98
2026-04-171,271$1.04
2026-04-1646$1.05
2026-04-15116,522$0.84
2026-04-1440,896$0.79
2026-04-1385,805$0.74
2026-04-105,617$0.75
2026-04-0726,123$0.73
2026-04-062,078$0.75
2026-03-3042$0.76
2026-03-2718,492$0.81
2026-03-2684,727$0.87
2026-03-25126,365$0.85
2026-03-2445,955$0.90
2026-03-2099,026$0.86
2026-03-198,080$0.88
2026-03-188,368$0.93
2026-03-17295,634$0.94
2026-03-16103,871$0.95
2026-03-1319,932$0.98
2026-03-12107,130$1.05
2026-03-11438,037$1.04
2026-03-10143,515$0.93
2026-03-09454,332$0.86
2026-03-0437,538$0.95
2026-03-03118,690$0.93
2026-03-02946$0.96
2026-02-27190,145$1.01
2026-02-26328$0.99

Showing 90 most recent of 120.

About this data

A "fail-to-deliver" occurs when a party in a securities trade does not deliver the shares by the settlement date. The SEC publishes twice-monthly files of CNS fails-to-deliver by security. This page aggregates the rolling 12-month window. CUSIP 74765K105 links to this security's other federal filings across the hub.

Source: SEC Fails-to-Deliver Data. License: CC0 1.0.