Federal Data Hub › SEC Fails-to-Deliver · JSON
Fails-to-deliver · CUSIP 12811T746
Over the rolling 12-month window, securities of CALAMOS ETF TR S&P 500 STRUCTU failed to deliver in the NSCC's Continuous Net Settlement system on 104 settlement days, totaling 111,340 fail shares and peaking at 6,462 shares on 2025-06-03. Persistent or spiking fails-to-deliver can signal delivery stress, naked short selling, or operational settlement problems.
| Settlement date | Fail shares | Price |
|---|---|---|
| 2026-10-06 | 131 | $28.01 |
| 2026-09-14 | 250 | $27.88 |
| 2026-09-08 | 75 | $27.91 |
| 2026-09-04 | 230 | $27.92 |
| 2026-09-03 | 59 | $27.86 |
| 2026-09-02 | 56 | $27.83 |
| 2026-09-01 | 67 | $27.89 |
| 2026-08-28 | 229 | $27.92 |
| 2026-08-27 | 326 | $27.88 |
| 2026-08-24 | 87 | $27.90 |
| 2026-08-21 | 97 | $27.87 |
| 2026-08-19 | 13 | $27.90 |
| 2026-08-14 | 261 | $27.94 |
| 2026-08-13 | 3,061 | $27.87 |
| 2026-08-12 | 1,667 | $27.89 |
| 2026-08-11 | 1,210 | $27.90 |
| 2026-08-10 | 1,605 | $27.92 |
| 2026-08-07 | 1,581 | $27.87 |
| 2026-08-06 | 963 | $27.88 |
| 2026-08-05 | 172 | $27.88 |
| 2026-08-04 | 474 | $27.79 |
| 2026-08-03 | 673 | $27.71 |
| 2026-07-31 | 500 | $27.65 |
| 2026-07-30 | 249 | $27.53 |
| 2026-07-29 | 746 | $27.66 |
| 2026-07-28 | 745 | $27.62 |
| 2026-07-27 | 66 | $27.62 |
| 2026-07-24 | 16 | $27.63 |
| 2026-07-23 | 2 | $27.69 |
| 2026-07-22 | 101 | $27.70 |
| 2026-07-21 | 101 | $27.67 |
| 2026-07-20 | 32 | $27.67 |
| 2026-07-17 | 39 | $27.72 |
| 2026-07-16 | 523 | $27.75 |
| 2026-07-15 | 538 | $27.73 |
| 2026-07-14 | 317 | $27.68 |
| 2026-07-07 | 1,154 | $27.67 |
| 2026-07-06 | 1,214 | $27.64 |
| 2026-06-29 | 1,340 | $27.56 |
| 2026-06-26 | 8,177 | $27.55 |
| 2026-06-25 | 8,217 | $27.55 |
| 2026-06-24 | 6,221 | $27.56 |
| 2026-06-23 | 4,921 | $27.60 |
| 2026-06-22 | 6,923 | $27.62 |
| 2026-06-18 | 5,331 | $27.61 |
| 2026-06-17 | 29,845 | $27.75 |
| 2026-06-16 | 8,962 | $27.68 |
| 2026-06-15 | 17,533 | $27.59 |
| 2026-06-12 | 17,326 | $27.60 |
| 2026-06-11 | 5,502 | $27.52 |
| 2026-06-10 | 1,679 | $27.55 |
| 2026-06-09 | 1,844 | $27.59 |
| 2026-06-08 | 1,955 | $27.59 |
| 2026-06-05 | 196 | $27.70 |
| 2026-06-04 | 54,232 | $27.70 |
| 2026-06-03 | 75,812 | $27.72 |
| 2026-06-02 | 58,788 | $27.74 |
| 2026-06-01 | 1,756 | $27.68 |
| 2026-05-29 | 144 | $27.68 |
| 2026-05-28 | 107 | $27.67 |
| 2026-05-27 | 92 | $27.67 |
| 2026-05-14 | 1 | $27.62 |
| 2026-05-13 | 1 | $27.62 |
| 2026-05-12 | 49 | $27.62 |
| 2026-05-11 | 49 | $27.62 |
| 2026-05-08 | 18 | $27.60 |
| 2026-05-07 | 1,500 | $27.60 |
| 2026-05-06 | 2,050 | $27.60 |
| 2026-05-05 | 2,050 | $27.58 |
| 2026-05-04 | 2,050 | $27.58 |
| 2026-04-28 | 1 | $27.56 |
| 2026-04-27 | 1 | $27.54 |
| 2026-04-17 | 14 | $27.50 |
| 2026-04-16 | 14 | $27.50 |
| 2026-04-15 | 14 | $27.47 |
| 2026-04-10 | 105 | $27.40 |
| 2026-04-09 | 126 | $27.37 |
| 2026-04-08 | 2 | $27.25 |
| 2026-04-07 | 27 | $27.26 |
| 2026-04-06 | 2 | $27.23 |
| 2026-04-02 | 109 | $27.23 |
| 2026-04-01 | 111 | $27.17 |
| 2026-03-31 | 101 | $26.99 |
| 2026-03-30 | 42 | $27.00 |
| 2026-03-27 | 83 | $27.12 |
| 2026-03-26 | 81 | $27.20 |
| 2026-03-13 | 90 | $27.19 |
| 2026-03-12 | 90 | $27.24 |
| 2026-03-11 | 163 | $27.24 |
| 2026-03-10 | 6,404 | $27.24 |
Showing 90 most recent of 120.
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 12811T746 links to this security's other federal filings across the hub.
Source: SEC Fails-to-Deliver Data. License: CC0 1.0.