Defined Outcome · NYSE ARCA · USD · Data as of 2026-05-17
AUM
$13.10M
Expense ratio
0.69%
Yield
—
YTD return
+1.70%
Last price
$27.64
Active · Coverage 13% · low
Today
51.6
Outlook
48.3
Block A (composite-derived)
45.0
Block C (market behavior)
53.9
Today overlay (Block D)
0.0
Outlook overlay (Block D)
0.0
today_score = clip(0,100, 50 + 0.15·(A−50) + 0.60·(C−50) + D_today). Block B (holdings rollup) is in Phase 3 development; β=0 caps the natural range at ~12.5–87.5 in Preview v0.9. Formula version tide-etf-v1.0.0.
45.0
Coverage 13% · low
Liquidity
—
Expenses
45.0
Performance
—
Volatility
—
Dividend
—
Concentration
—
Smart Money
—
Activist
—
Formula version composite-v1.0.0. Axes hover to see why a sub-score is missing.
Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) is an exchange-traded fund from Calamos in the Mixed asset class. Launched in 2025. Assets under management: 13,095,529.
Bullish Whales composite rating: 45 out of 100. Evidence coverage 13% across 1 of 8 axes. Strongest axes: expenses.
Annualized one-year realized volatility 2%, classified low.
etf_composite_score_current · composite_score, confidence, coverage_pct, expenses_scoreetf_universe · asset_class, aum_usd, fund_type, inception_date, issuer, name, ticker, volatility_1yThe Calamos S&P 500 Structural Alpha Portfolio ETMF is an actively managed exchange-traded managed fund designed to provide structured exposure to the price performance of the S&P 500 Index. Its primary function is to deliver the positive price return of the S&P 500 up to a pre-determined cap, while simultaneously offering 100% downside protection if held for its designated one-year outcome period. This structure aims to appeal to investors seeking equity-linked returns without the risk of capital loss from market downturns. The fund uses a strategy centered on FLEX Options linked to the SPDR S&P 500 ETF Trust, enabling it to create this blend of capped upside and full downside protection. Targeted for investors who are risk-averse or looking to preserve capital—particularly retirees or those wary of equity market volatility—it is also positioned as a tax-efficient alternative to holding excess cash, offering more upside potential without sacrificing principal protection. The product forms part of Calamos’ suite of structured protection funds, underscoring its market significance as a solution for controlled equity exposure and risk mitigation in diversified portfolios.
Net AUM change history is not yet available for this ETF. Fund-flow time series is a Phase B deliverable.
Current AUM: $13,095,529. AUM change is computed from rolling daily fundamentals snapshots; it reflects total net-asset deltas (creations/redemptions + market value moves), not pure share creations.
Fund documents (fact sheets, prospectuses, semi-annual reports) for CPSU are coming soon. The BW fund-document archive will surface PDFs alongside a metadata index for searchability.