CPSA vs OCTB
Comparison between CALAMOS S&P 500 STRUCTURED ALT PROTECTION ETF - AUGUST (CPSA, ETF) and APTUS OCTOBER BUFFER ETF (OCTB, ETF).
CPSA vs OCTB - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Net Assets
CPSA
$42M
OCTB
$42M
Expense Ratio
CPSA
0.69%
Winner
OCTB
0.25%
Max Drawdown
Winner
CPSA
4.72%
OCTB
4.79%
Sharpe Ratio
Winner
CPSA
1.19
OCTB
1.19
5Y Beta
Winner
CPSA
0.21
OCTB
0.52
CPSA vs OCTB - Historical Returns
Returns include dividend reinvestment.
1M
CPSA
+0.41%
Winner
OCTB
+0.83%
3M
CPSA
+1.75%
Winner
OCTB
+4.32%
6M
CPSA
+3.11%
Winner
OCTB
+6.69%
1Y
CPSA
+6.52%
OCTB
N/A
Max(CAGR)
CPSA
+7.35%
Winner
OCTB
+12.60%
CPSA vs OCTB - Annual Returns (2024 - 2026)
Returns include dividend reinvestment.
| Year | CPSA | OCTB |
|---|---|---|
| 2026 | +3.40% | +7.00% |
| 2025 | +7.26% | +2.37% |
| 2024 | +3.51% | N/A |
CPSA vs OCTB Drawdown Comparison
The maximum drawdown for CPSA was -4.72%, occurring on Apr 8, 2025. Recovery took 60 trading sessions.
The maximum drawdown for OCTB was -4.79%, occurring on Mar 30, 2026. Recovery took 52 trading sessions.
The current OCTB drawdown is -0.24%.
| Rank | CPSA | OCTB |
|---|---|---|
| #1 | -4.72% Feb 19, 2025 - May 15, 2025 | -4.79% Jan 28, 2026 - Apr 14, 2026 |
| #2 | -1.47% Feb 26, 2026 - Apr 8, 2026 | -2.68% Oct 28, 2025 - Dec 5, 2025 |
| #3 | -0.93% Jan 24, 2025 - Feb 11, 2025 | -1.67% Jun 2, 2026 - Jun 15, 2026 |
| #4 | -0.86% May 19, 2025 - Jun 3, 2025 | -1.32% Jan 12, 2026 - Jan 27, 2026 |
| #5 | -0.79% Oct 28, 2025 - Nov 28, 2025 | -1.29% Jun 15, 2026 - Jun 30, 2026 |
| #6 | -0.77% Aug 30, 2024 - Sep 13, 2024 | -1.14% Dec 11, 2025 - Dec 22, 2025 |
| #7 | -0.62% Dec 11, 2024 - Dec 24, 2024 | -0.62% Jul 10, 2026 - Jul 20, 2026 |
| #8 | -0.57% Aug 1, 2024 - Aug 13, 2024 | -0.50% May 14, 2026 - May 21, 2026 |
| #9 | -0.53% Dec 24, 2024 - Jan 15, 2025 | -0.47% Dec 26, 2025 - Jan 6, 2026 |
| #10 | -0.49% Oct 8, 2025 - Oct 21, 2025 | -0.45% Apr 17, 2026 - Apr 22, 2026 |
| #11 | -0.46% Oct 29, 2024 - Nov 6, 2024 | -0.40% Oct 15, 2025 - Oct 17, 2025 |
| #12 | -0.37% Nov 11, 2024 - Nov 25, 2024 | -0.33% Oct 21, 2025 - Oct 23, 2025 |
| #13 | -0.37% Jan 27, 2026 - Feb 9, 2026 | -0.29% Jul 6, 2026 - Jul 9, 2026 |
| #14 | -0.37% Aug 13, 2025 - Aug 22, 2025 | -0.24% Apr 27, 2026 - Apr 30, 2026 |
| #15 | -0.36% Sep 25, 2024 - Oct 11, 2024 | -0.23% Dec 5, 2025 - Dec 10, 2025 |
Correlation
Correlation between CPSA and OCTB is 0.98 which considered as a very strong positive correlation - the stocks move almost identically together.
0.98
-101
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