Federal Data Hub › SEC Fails-to-Deliver · JSON
Fails-to-deliver · CUSIP 87166L209
Over the rolling 12-month window, securities of SYNLOGIC INC COM NEW failed to deliver in the NSCC's Continuous Net Settlement system on 12 settlement days, totaling 150,558 fail shares and peaking at 114,279 shares on 2026-01-21. Persistent or spiking fails-to-deliver can signal delivery stress, naked short selling, or operational settlement problems.
| Settlement date | Fail shares | Price |
|---|---|---|
| 2026-08-06 | 500 | $1.18 |
| 2026-05-29 | 50 | $0.67 |
| 2026-01-23 | 30,555 | $0.57 |
| 2026-01-21 | 114,279 | $0.56 |
| 2025-10-22 | 1,109 | $1.78 |
| 2025-10-14 | 31 | $1.58 |
| 2025-07-29 | 848 | $1.62 |
| 2025-07-22 | 397 | $1.67 |
| 2025-07-16 | 1,068 | $1.34 |
| 2025-07-07 | 14 | $1.18 |
| 2025-06-30 | 499 | $1.24 |
| 2025-06-27 | 1,649 | $1.22 |
| 2025-06-26 | 59 | $1.23 |
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 87166L209 links to this security's other federal filings across the hub.
Source: SEC Fails-to-Deliver Data. License: CC0 1.0.