Calamos Advisors’s Calamos S&P 500 Structured Alt Protection ETF - December CPSD Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$9.59M Sell
359,149
-76,341
-18% -$2.02M 0.03% 424
2026
Q1
$11.3M Buy
435,490
+137,471
+46% +$3.58M 0.04% 379
2025
Q4
$7.76M Buy
298,019
+27,655
+10% +$713K 0.03% 455
2025
Q3
$6.9M Sell
270,364
-2,216
-0.8% -$55.8K 0.03% 488
2025
Q2
$6.76M Buy
272,580
+57,987
+27% +$1.4M 0.03% 496
2025
Q1
$5.13M Sell
214,593
-57,113
-21% -$1.38M 0.02% 516
2024
Q4
$6.57M Buy
+271,706
New +$6.58M 0.03% 483

Other funds holding CPSD

Calamos Advisors's CPSD Position: Q2 2026 in Review

Calamos Advisors reduced its Calamos S&P 500 Structured Alt Protection ETF - December (CPSD) stake by 18% in Q2 2026, selling an estimated $2.02M and leaving 359,149 shares worth $9.59M. The position accounts for 0.03% of the portfolio, ranked #424.

Calamos Advisors first reported a position in CPSD in Q4 2024 and has held it in 7 quarters since. The position peaked at $11.3M in Q1 2026. 34 funds tracked by Wall St. Rank hold CPSD as of Q2 2026.

  • Calamos Advisors held 359,149 shares of Calamos S&P 500 Structured Alt Protection ETF - December worth $9.59M as of Q2 2026.
  • Calamos Advisors sold 76,341 Calamos S&P 500 Structured Alt Protection ETF - December shares in Q2 2026, an estimated $2.02M.
  • Calamos S&P 500 Structured Alt Protection ETF - December made up 0.03% of Calamos Advisors's portfolio in Q2 2026, its #424 holding.
  • Calamos Advisors first reported a position in Calamos S&P 500 Structured Alt Protection ETF - December in Q4 2024 and has held it in 7 quarters since.
  • Calamos Advisors's Calamos S&P 500 Structured Alt Protection ETF - December position peaked at $11.3M in Q1 2026.
  • 34 funds tracked by Wall St. Rank held Calamos S&P 500 Structured Alt Protection ETF - December as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.