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CPSY

Calamos S&P 500 Structured Alt Protection ETF - January

20 hedge funds and large institutions have $13.6M invested in Calamos S&P 500 Structured Alt Protection ETF - January in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 4 increasing their positions, 2 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more repeat investments, than reductions

Existing positions increased: 4 | Existing positions reduced: 2

67% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 3

13% more capital invested

Capital invested by funds: $12M → $13.6M (+$1.58M)

11% more funds holding

Funds holding: 1820 (+2)

6.11% more ownership

Funds ownership: 54.12%60.23% (+6.1%)

Holders
20
Holders Change
+2
Holders Change %
+11.11%
% of All Funds
0.24%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
5
Increased
4
Reduced
2
Closed
3
Calls
Puts
Net Calls
Net Calls Change

CPSY Hedge Fund Activity: Q4 2025 in Review

20 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - January (CPSY) for Q4 2025, worth a combined $13.6M — up 13% from $12M a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new CPSY positions and 3 closed out — a net gain of 2 holders — while 4 added to existing stakes and 2 trimmed.

The largest buyer was Calamos Advisors, adding an estimated $814K. The largest seller was Worth Asset Management, exiting entirely with an estimated $316K sold.

  • 20 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - January (CPSY) as of Q4 2025, up from 18 in Q3 2025.
  • Funds reported $13.6M of Calamos S&P 500 Structured Alt Protection ETF - January stock for Q4 2025, up 13% quarter-over-quarter.
  • 5 funds opened new Calamos S&P 500 Structured Alt Protection ETF - January positions in Q4 2025 and 3 closed out, a net change of +2 holders.
  • The largest Calamos S&P 500 Structured Alt Protection ETF - January buyer in Q4 2025 was Calamos Advisors, an estimated $814K added.
  • The largest Calamos S&P 500 Structured Alt Protection ETF - January seller in Q4 2025 was Worth Asset Management, an estimated $316K sold.

Based on aggregated 13F filings for Q4 2025.