Who Owns Calamos S&P 500 Structured Alt Protection ETF – May (CPSM)?Hedge Fund & Institutional Holders
Institutional Holders
30
as of Q4 2025
Total Institutional Value
$7.75500028970002e+104T
% of Float Held
—
QoQ Change in Holders
+15 / -1
Price History
CPSM — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Calamos Advisors LLC | New Position | +271K | +$7.8B |
| Amplius Wealth Advisors, LLC | New Position | +101K | +$2.9B |
| COMMONWEALTH EQUITY SERVICES, LLC | New Position | +89K | +$2.0B |
| Sugar Maple Asset Management, LLC | New Position | +39K | +$1.1B |
| Calamos Wealth Management LLC | New Position | +18K | +$519.0M |
| CAPITAL ADVISORY GROUP ADVISORY SERVICES, LLC | New Position | +17K | +$498.0M |
| Mutual Advisors, LLC | New Position | +17K | +$475.0M |
| VISTA INVESTMENT PARTNERS LLC | New Position | +8K | +$216.0M |
| Farther Finance Advisors, LLC | New Position | +3K | +$80.0M |
| New England Capital Financial Advisors LLC | New Position | +181 | +$5.0M |
| UBS Group AG | New Position | +105 | +$3.0M |
| Blue Water Asset Management | New Position | +16K | +$456K |
| Noble Wealth Management PBC | New Position | +1K | +$36K |
| Camelot Portfolios, LLC | New Position | +3 | +$0 |
| Pinnacle Wealth Planning Services, Inc. | New Position | +400 | +$0 |
CPSM — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| HARBOUR INVESTMENTS, INC. | Decreased | -64K | -$2.4B |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Decreased | -30K | -$973.8M |
| JPMORGAN CHASE & CO | Decreased | -2K | -$777.0M |
| OSAIC HOLDINGS, INC. | Decreased | -7K | -$668.3M |
| Wick Capital Partners, LLC | Decreased | -15K | -$566.5M |
| OLD MISSION CAPITAL LLC | Decreased | -12K | -$343.5M |
| CENTAURUS FINANCIAL, INC. | Decreased | -8K | -$1.2M |
| HRT FINANCIAL LP | Closed Position | -16K | -$440K |
Top Institutional Holders(Q4 2025)
CPSM Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 28 | $18.1B | +14 |
| Q3 2025 | 14 | $10.9B | -11 |
| Q2 2025 | 25 | $27.5B | +2 |
| Q1 2025 | 23 | $30.3B | +2 |
| Q4 2024 | 21 | $29.0B | +4 |
| Q3 2024 | 17 | $8.4T | +3 |
| Q2 2024 | 14 | $18.8T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 30 institutional investors hold CPSM (Calamos S&P 500 Structured Alt Protection ETF – May). The largest holder is Calamos Advisors LLC with $7.8B in shares. This quarter, 15 institutions opened new positions and 1 closed their positions.
Frequently Asked Questions
How many hedge funds own CPSM?
As of Q4 2025, 30 institutional investors report holding CPSM (Calamos S&P 500 Structured Alt Protection ETF – May) in their 13F filings.
Who is the largest institutional holder of CPSM?
The largest institutional holder of CPSM is Calamos Advisors LLC with $7.8B in shares.
Is institutional ownership of CPSM increasing or decreasing?
This quarter, 15 institutions opened new positions in CPSM and 1 closed their positions.