Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001579881 | |||
| Series S000086982 | Calamos S&P 500 Structured Alt Protection ETF - January | ||
| Class/Contract C000252652 | Calamos S&P 500 Structured Alt Protection ETF - January | ||
EIN.: 000000000 | State of Incorp.: DE
Type: 497K | Act: 33 | File No.: 333-191151 | Film No.: 241593699