Federal Data Hub › SEC Fails-to-Deliver · JSON
Fails-to-deliver · CUSIP 75901B107
Over the rolling 12-month window, securities of REGENXBIO INC COM failed to deliver in the NSCC's Continuous Net Settlement system on 29 settlement days, totaling 669,234 fail shares and peaking at 294,805 shares on 2026-01-06. Persistent or spiking fails-to-deliver can signal delivery stress, naked short selling, or operational settlement problems.
| Settlement date | Fail shares | Price |
|---|---|---|
| 2026-09-30 | 24,999 | $7.45 |
| 2026-09-04 | 193 | $9.20 |
| 2026-08-13 | 26,308 | $10.91 |
| 2026-08-11 | 38,980 | $10.42 |
| 2026-08-07 | 25,045 | $11.28 |
| 2026-07-31 | 17,650 | $10.12 |
| 2026-07-23 | 15 | $10.20 |
| 2026-07-17 | 44 | $11.20 |
| 2026-07-10 | 139 | $15.65 |
| 2026-07-08 | 2,427 | $15.02 |
| 2026-06-30 | 43,673 | $11.83 |
| 2026-06-29 | 160,960 | $10.48 |
| 2026-06-26 | 125,676 | $10.24 |
| 2026-06-25 | 1 | $9.97 |
| 2026-06-17 | 2,545 | $6.93 |
| 2026-06-15 | 2,266 | $6.66 |
| 2026-06-12 | 40,024 | $6.28 |
| 2026-06-02 | 12,891 | $7.14 |
| 2026-05-29 | 4,043 | $6.89 |
| 2026-05-20 | 79,854 | $5.66 |
| 2026-05-19 | 1,500 | $5.65 |
| 2026-05-18 | 12,022 | $5.72 |
| 2026-05-15 | 50,989 | $6.25 |
| 2026-04-20 | 2,013 | $9.49 |
| 2026-04-16 | 1 | $9.36 |
| 2026-03-10 | 8,000 | $10.38 |
| 2026-03-04 | 5,086 | $8.69 |
| 2026-02-03 | 192 | $10.78 |
| 2026-01-12 | 2,978 | $14.59 |
| 2026-01-06 | 294,805 | $13.40 |
| 2026-01-05 | 101,570 | $13.57 |
| 2025-12-23 | 2,000 | $14.97 |
| 2025-12-17 | 9,809 | $14.11 |
| 2025-12-16 | 1,193 | $13.83 |
| 2025-12-11 | 271 | $13.06 |
| 2025-11-12 | 2,525 | $11.55 |
| 2025-10-29 | 256 | $13.16 |
| 2025-10-09 | 788 | $12.22 |
| 2025-09-11 | 44,899 | $9.57 |
| 2025-08-27 | 1,575 | $9.12 |
| 2025-08-18 | 788 | $8.82 |
| 2025-08-04 | 42 | $8.19 |
| 2025-07-14 | 957 | $8.68 |
| 2025-06-24 | 26 | $7.86 |
| 2025-06-17 | 36,669 | $9.16 |
| 2025-06-03 | 3,107 | $10.35 |
| 2025-06-02 | 1,276 | $8.85 |
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 75901B107 links to this security's other federal filings across the hub.
Source: SEC Fails-to-Deliver Data. License: CC0 1.0.