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

AMPRIUS TECHNOLOGIES INC COM (AMPX)

Fails-to-deliver · CUSIP 03214Q108

Over the rolling 12-month window, securities of AMPRIUS TECHNOLOGIES INC COM failed to deliver in the NSCC's Continuous Net Settlement system on 105 settlement days, totaling 9,731,038 fail shares and peaking at 1,758,130 shares on 2025-07-18. Persistent or spiking fails-to-deliver can signal delivery stress, naked short selling, or operational settlement problems.

Recent daily fails

Settlement dateFail sharesPrice
2026-09-2812,819$9.75
2026-09-241,058$9.73
2026-09-2319$9.98
2026-09-1836$9.54
2026-09-112,421$9.55
2026-09-022,846$9.48
2026-09-01661$9.88
2026-08-283,832$10.51
2026-08-264,703$10.18
2026-08-241,960$10.34
2026-08-203,027$10.63
2026-08-111,927$11.81
2026-08-05180$10.81
2026-07-2730,885$9.24
2026-07-241,521$9.91
2026-07-17591$10.10
2026-06-302,370$13.52
2026-06-2622$12.56
2026-06-1861$15.00
2026-06-152,172$16.31
2026-06-085,971$19.69
2026-06-051,135$22.54
2026-06-03106$22.91
2026-06-021,478$21.75
2026-06-011,411$20.28
2026-05-2930,069$20.85
2026-05-279,964$17.83
2026-05-26417$16.03
2026-05-211,888$15.07
2026-05-181,672$16.85
2026-05-15496$17.87
2026-05-1239,844$17.68
2026-05-075,501$22.19
2026-04-2875$21.42
2026-04-2425,316$21.73
2026-04-221,684$21.43
2026-04-213,544$19.61
2026-04-20207,645$18.67
2026-04-17188,067$19.13
2026-04-151,905$17.89
2026-04-14703$18.39
2026-04-1315,925$17.22
2026-04-09752$16.92
2026-04-0618$16.00
2026-04-021,179,933$15.52
2026-03-272,820$17.16
2026-03-2611$17.93
2026-03-231,600$18.20
2026-03-206,539$19.11
2026-03-171,600$18.69
2026-03-13390,846$18.29
2026-03-1271,902$18.59
2026-03-09148,746$16.33
2026-03-0642,546$14.89
2026-03-0544,856$12.55
2026-03-0474,312$11.63
2026-03-0376,367$11.59
2026-03-0243,805$10.73
2026-02-272,766$11.52
2026-02-26151,173$11.06
2026-02-25149,013$10.80
2026-02-24134,547$10.20
2026-02-23135,593$9.52
2026-02-188,225$9.77
2026-02-1178,623$11.55
2026-02-1066,938$12.49
2026-02-0622,837$10.58
2026-02-0512,198$12.40
2026-02-0420,088$14.68
2026-01-3018,140$13.58
2026-01-2783,086$10.90
2026-01-23127,365$11.95
2026-01-21350,657$11.17
2026-01-20680,021$11.00
2026-01-166,815$10.15
2026-01-148,990$9.67
2026-01-1334,595$10.01
2026-01-12398$9.48
2025-12-311,676$7.83
2025-12-26516$8.53
2025-12-0946$11.80
2025-11-211,112$10.30
2025-11-125,735$12.92
2025-11-07209,640$11.26
2025-11-061,811$13.04
2025-11-038,120$14.09
2025-10-307,232$12.50
2025-10-2082,712$11.84
2025-10-1798,976$12.78
2025-10-1434,196$12.90

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 03214Q108 links to this security's other federal filings across the hub.

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