Commonwealth Equity Services
CPST

Commonwealth Equity Services’s Calamos S&P 500 Structured Alt Protection ETF - September CPST Stock Holding History

Commonwealth Equity Services’s Portfolio CPST Stock Details CPST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$570K Hold
20,483
– – ﹤0.01% 3207
2026
Q1 		$553K Hold
20,483
– – ﹤0.01% 3129
2025
Q4 		$554K Hold
20,483
– – ﹤0.01% 3102
2025
Q3 		$547K Buy
20,483
+940
+5% +$24.9K ﹤0.01% 3104
2025
Q2 		$510K Sell
19,543
-1,017
-5% -$25.9K ﹤0.01% 3124
2025
Q1 		$518K Hold
20,560
– – ﹤0.01% 2991
2024
Q4 		$521K Hold
20,560
– – ﹤0.01% 2917
2024
Q3 		$515K Buy
+20,560
New +$512K ﹤0.01% 2871

Other funds holding CPST

Calamos Advisors
Calamos Advisors Naperville, Illinois $30.1B AUM 30.03% 1-Year Est. Return
CWM
Calamos Wealth Management Naperville, Illinois $3.31B AUM 32.95% 1-Year Est. Return
CP
Camelot Portfolios Maumee, Ohio $143M AUM 14.82% 1-Year Est. Return
BFS
Burkett Financial Services Rock Hill, South Carolina $320M AUM 19.24% 1-Year Est. Return
CFD
Creative Financial Designs Kokomo, Indiana $2.1B AUM 23.1% 1-Year Est. Return

Commonwealth Equity Services's CPST Position: Q2 2026 in Review

Commonwealth Equity Services held its Calamos S&P 500 Structured Alt Protection ETF - September (CPST) position steady in Q2 2026 at 20,483 shares worth $570K. The position accounts for ﹤0.01% of the portfolio, ranked #3207.

Commonwealth Equity Services first reported a position in CPST in Q3 2024 and has held it in 8 quarters since. 6 funds tracked by Wall St. Rank hold CPST as of Q2 2026.

  • Commonwealth Equity Services held 20,483 shares of Calamos S&P 500 Structured Alt Protection ETF - September worth $570K as of Q2 2026.
  • Commonwealth Equity Services left its Calamos S&P 500 Structured Alt Protection ETF - September share count unchanged in Q2 2026.
  • Calamos S&P 500 Structured Alt Protection ETF - September made up ﹤0.01% of Commonwealth Equity Services's portfolio in Q2 2026, its #3207 holding.
  • Commonwealth Equity Services first reported a position in Calamos S&P 500 Structured Alt Protection ETF - September in Q3 2024 and has held it in 8 quarters since.
  • 6 funds tracked by Wall St. Rank held Calamos S&P 500 Structured Alt Protection ETF - September as of Q2 2026.

Based on Commonwealth Equity Services's 13F filing for Q2 2026, filed 29 Jul 2026.