As of 30 Sep 2025, 11 institutional investors reported holding 346,241 shares of CALAMOS ETF TR - S&P 500 STRUCTUR (CPSO).
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 2,401 | $64,982 | +$64,982 | $27.06 | 1 |
| 2025 Q3 | 346,241 | $9,279,290 | -$494,708 | $26.80 | 11 |
| 2025 Q2 | 365,048 | $9,574,359 | -$1,002,747 | $26.23 | 11 |
| 2025 Q1 | 406,280 | $10,308,164 | -$14,912,822 | $25.37 | 11 |
| 2024 Q4 | 993,605 | $25,313,729 | +$25,313,729 | $25.48 | 13 |