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CPSA

Calamos S&P 500 Structured Alt Protection ETF - August

14 hedge funds and large institutions have $16.9M invested in Calamos S&P 500 Structured Alt Protection ETF - August in 2025 Q2 according to their latest regulatory filings, with 0 funds opening new positions, 3 increasing their positions, 7 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

3% more capital invested

Capital invested by funds: $16.5M → $16.9M (+$454K)

0.21% more ownership

Funds ownership: 43.27%43.48% (+0.21%)

7% less funds holding

Funds holding: 1514 (-1)

57% less repeat investments, than reductions

Existing positions increased: 3 | Existing positions reduced: 7

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 1

Holders
14
Holders Change
-1
Holders Change %
-6.67%
% of All Funds
0.18%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
3
Reduced
7
Closed
1
Calls
Puts
Net Calls
Net Calls Change

CPSA Hedge Fund Activity: Q2 2025 in Review

14 of the 7,598 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) for Q2 2025, worth a combined $16.9M — up 2.8% from $16.5M a quarter earlier.

Sellers outnumbered buyers: 1 fund closed out of CPSA and 0 opened new positions — a net loss of 1 holder — while 7 trimmed existing stakes and 3 added.

The largest buyer was Calamos Advisors, adding an estimated $1.37M. The largest seller was Osaic Holdings, cutting an estimated $729K.

  • 14 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) as of Q2 2025, down from 15 in Q1 2025.
  • Funds reported $16.9M of Calamos S&P 500 Structured Alt Protection ETF - August stock for Q2 2025, up 2.8% quarter-over-quarter.
  • 0 funds opened new Calamos S&P 500 Structured Alt Protection ETF - August positions in Q2 2025 and 1 closed out, a net change of -1 holder.
  • The largest Calamos S&P 500 Structured Alt Protection ETF - August buyer in Q2 2025 was Calamos Advisors, an estimated $1.37M added.
  • The largest Calamos S&P 500 Structured Alt Protection ETF - August seller in Q2 2025 was Osaic Holdings, an estimated $729K sold.

Based on aggregated 13F filings for Q2 2025.