CPSM · Calamos S&P 500 Structured Alt Protection ETF - May · Off Exchange ETF
$29.74
+0.03 (+0.10%)
At close · Oct 21
Return incl. dividend (before tax)
Volume · Oct 21
2828
Avg daily vol (3M)
2289
Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.
Off-Exchange Volume History
| Week Start | ATS Volume | Non-ATS OTC Volume | Total Off-Exchange | % of FINRA Weekly Volume |
|---|---|---|---|---|
| 2026-09-14 | 808 | 2,639 | 3,447 | 45.7% |
| 2026-09-07 | 2,567 | 7,357 | 9,924 | 84.6% |
| 2026-08-31 | 1,940 | 2,999 | 4,939 | 54.3% |
| 2026-08-24 | 1,143 | 5,306 | 6,449 | 95.1% |
| 2026-08-17 | 1,310 | 3,362 | 4,672 | 65.4% |
| 2026-08-10 | 653 | 1,243 | 1,896 | 59.5% |
| 2026-08-03 | 1,957 | 6,552 | 8,509 | 58.7% |
| 2026-07-27 | 1,800 | 6,967 | 8,767 | 52.8% |
| 2026-07-20 | 3,455 | 6,763 | 10,218 | 56.5% |
| 2026-07-13 | 0 | 3,653 | 3,653 | 81.2% |
| 2026-07-06 | 547 | 7,078 | 7,625 | 75.5% |
| 2026-06-29 | 2,218 | 6,006 | 8,224 | 71.5% |
| 2026-06-22 | 1,579 | 6,150 | 7,729 | 56.4% |
| 2026-06-15 | 1,098 | 6,001 | 7,099 | 71.7% |
| 2026-06-08 | 1,529 | 18,430 | 19,959 | 67.4% |
| 2026-06-01 | 4,831 | 20,095 | 24,926 | 68.7% |
| 2026-05-25 | 4,680 | 31,665 | 36,345 | 83.4% |
| 2026-05-18 | 3,988 | 22,709 | 26,697 | 63.0% |
| 2026-05-11 | 8,400 | 48,247 | 56,647 | 73.9% |
| 2026-05-04 | 6,258 | 35,311 | 41,569 | 52.5% |
| 2026-04-27 | 15,652 | 31,380 | 47,032 | 53.3% |
| 2026-04-20 | 1,067 | 3,686 | 4,753 | 62.5% |
| 2026-04-13 | 5,985 | 5,490 | 11,475 | 42.5% |
| 2026-04-06 | 785 | 2,103 | 2,888 | 58.9% |
| 2026-03-30 | 4,846 | 9,317 | 14,163 | 43.4% |
| 2026-03-23 | 300 | 4,259 | 4,559 | 46.1% |
| 2026-03-16 | 500 | 2,547 | 3,047 | 45.5% |
| 2026-03-09 | 1,845 | 9,874 | 11,719 | 56.1% |
| 2026-03-02 | 220 | 3,658 | 3,878 | 31.3% |
| 2026-02-23 | 200 | 343 | 543 | 11.6% |
| 2026-02-16 | 423 | 5,349 | 5,772 | 71.3% |
| 2026-02-09 | 1,640 | 8,153 | 9,793 | 46.0% |
| 2026-02-02 | 3,356 | 11,468 | 14,824 | 36.7% |
| 2026-01-26 | 1,432 | 16,760 | 18,192 | 71.3% |
| 2026-01-19 | 1,683 | 9,155 | 10,838 | 45.7% |
| 2026-01-12 | 200 | 13,431 | 13,631 | 66.2% |
| 2026-01-05 | 8,029 | 19,451 | 27,480 | 67.4% |
| 2025-12-29 | 6,609 | 10,165 | 16,774 | 61.4% |
| 2025-12-22 | 1,199 | 13,831 | 15,030 | 84.4% |
| 2025-12-15 | 3,248 | 6,174 | 9,422 | 64.1% |
| 2025-12-08 | 1,308 | 3,889 | 5,197 | 60.4% |
| 2025-12-01 | 490 | 7,626 | 8,116 | 54.8% |
| 2025-11-24 | 3,937 | 3,136 | 7,073 | 37.2% |
| 2025-11-17 | 3,627 | 9,892 | 13,519 | 59.8% |
| 2025-11-10 | 8,629 | 12,469 | 21,098 | 61.9% |
| 2025-11-03 | 1,843 | 76,033 | 77,876 | 89.3% |
| 2025-10-27 | 730 | 1,700 | 2,430 | 36.3% |
Showing 1–47 of 47 weeks