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CPSU — Calamos S&P 500 Structured Alt Protection ETF - June
NYSE ArcaCalamos S&P 500 Structured Alt Protection ETF - June
$27.98
+0.10(+0.34%)
- O
- 27.98
- H
- 27.98
- L
- 27.98
- V
- 51.46
⏱️ End-of-day dataAs of Oct 2, 2026
Latest Close$27.98
Period Return+7.6%
Period High$29.01
Period Low$25.94
Avg Daily Volume6.8K
Total Trading Days337
CPSU — Historical OHLCV Price & Volume Table
Jun 2, 2025 — Oct 2, 2026| Date▼ | Open⇅ | High⇅ | Low⇅ | Close⇅ | Change ($)⇅ | Change (%)⇅ | Volume⇅ | VWAP⇅ | Day Range (L - H) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2, 2026 | $27.98 | $27.98 | $27.98 | $27.98 | +$0.10 | +0.34% | 51 | $27.96 | $27.98 $27.98 |
| Oct 1, 2026 | $27.88 | $27.88 | $27.88 | $27.88 | $-0.02 | -0.06% | 318 | $27.88 | $27.88 $27.88 |
| Sep 30, 2026 | $27.91 | $27.91 | $27.89 | $27.90 | +$0.00 | +0.00% | 419 | $27.90 | $27.89 $27.91 |
| Sep 29, 2026 | $27.90 | $27.90 | $27.90 | $27.90 | +$0.00 | +0.01% | 14 | $27.89 | $27.90 $27.90 |
| Sep 28, 2026 | $27.89 | $27.89 | $27.89 | $27.89 | $-0.06 | -0.20% | 16 | $27.91 | $27.89 $27.89 |
| Sep 25, 2026 | $27.92 | $27.95 | $27.92 | $27.95 | +$0.08 | +0.28% | 737 | $27.92 | $27.92 $27.95 |
| Sep 24, 2026 | $27.92 | $27.92 | $27.87 | $27.87 | $-0.01 | -0.04% | 477 | $27.89 | $27.87 $27.92 |
| Sep 23, 2026 | $27.89 | $27.89 | $27.88 | $27.88 | $-0.04 | -0.14% | 252 | $27.89 | $27.88 $27.89 |
| Sep 22, 2026 | $27.92 | $27.92 | $27.91 | $27.92 | +$0.01 | +0.04% | 929 | $27.92 | $27.91 $27.92 |
| Sep 21, 2026 | $27.89 | $27.91 | $27.89 | $27.91 | +$0.06 | +0.20% | 1,319 | $27.89 | $27.89 $27.91 |
| Sep 18, 2026 | $27.80 | $27.85 | $27.80 | $27.85 | +$0.03 | +0.11% | 1,918 | $27.81 | $27.80 $27.85 |
| Sep 17, 2026 | $27.83 | $27.85 | $27.82 | $27.82 | +$0.04 | +0.14% | 644 | $27.83 | $27.82 $27.85 |
| Sep 16, 2026 | $27.77 | $27.79 | $27.77 | $27.79 | $-0.03 | -0.12% | 213 | $27.77 | $27.77 $27.79 |
| Sep 15, 2026 | $27.83 | $27.83 | $27.82 | $27.82 | $-0.02 | -0.05% | 201 | $27.82 | $27.82 $27.83 |
| Sep 14, 2026 | $27.79 | $27.86 | $27.78 | $27.84 | $-0.04 | -0.15% | 9,027 | $27.80 | $27.78 $27.86 |
| Sep 11, 2026 | $27.88 | $27.88 | $27.88 | $27.88 | +$0.07 | +0.25% | 19 | $27.88 | $27.88 $27.88 |
| Sep 10, 2026 | $27.79 | $27.87 | $27.79 | $27.81 | $-0.05 | -0.18% | 8,563 | $27.81 | $27.79 $27.87 |
| Sep 9, 2026 | $27.86 | $27.86 | $27.86 | $27.86 | $-0.02 | -0.09% | 90 | $27.89 | $27.86 $27.86 |
| Sep 8, 2026 | $27.93 | $27.93 | $27.89 | $27.89 | $-0.03 | -0.10% | 1,457 | $27.90 | $27.89 $27.93 |
| Sep 4, 2026 | $27.92 | $27.96 | $27.88 | $27.91 | $-0.01 | -0.02% | 2,634 | $27.91 | $27.88 $27.96 |
| Sep 3, 2026 | $27.92 | $27.92 | $27.92 | $27.92 | +$0.05 | +0.20% | 21 | $27.90 | $27.92 $27.92 |
| Sep 2, 2026 | $27.84 | $27.86 | $27.84 | $27.86 | +$0.03 | +0.12% | 2,812 | $27.84 | $27.84 $27.86 |
| Sep 1, 2026 | $27.83 | $27.89 | $27.80 | $27.83 | $-0.05 | -0.20% | 6,450 | $27.81 | $27.80 $27.89 |
| Aug 31, 2026 | $27.84 | $27.89 | $27.84 | $27.89 | $-0.02 | -0.05% | 1,511 | $27.85 | $27.84 $27.89 |
| Aug 28, 2026 | $27.94 | $27.94 | $27.90 | $27.90 | $-0.02 | -0.07% | 572 | $27.94 | $27.90 $27.94 |
| Aug 27, 2026 | $27.90 | $27.96 | $27.89 | $27.92 | +$0.04 | +0.14% | 1,867 | $27.91 | $27.89 $27.96 |
| Aug 26, 2026 | $27.90 | $27.90 | $27.88 | $27.88 | $-0.02 | -0.07% | 1,171 | $27.89 | $27.88 $27.90 |
| Aug 25, 2026 | $27.86 | $27.90 | $27.86 | $27.90 | +$0.03 | +0.13% | 247 | $27.86 | $27.86 $27.90 |
| Aug 24, 2026 | $27.86 | $27.87 | $27.86 | $27.87 | $-0.03 | -0.12% | 515 | $27.86 | $27.86 $27.87 |
| Aug 21, 2026 | $27.90 | $27.90 | $27.90 | $27.90 | +$0.03 | +0.09% | 1,019 | $27.90 | $27.90 $27.90 |