Compare · 3 funds side by side · dividends reinvested

CPST, SPYM and SPY

Story of the three · Growth5Y$10,000 five years agoDividends reinvested · all three on one scale$17,749SPYM · best of the three

02 / 04

CPST, SPYM and SPY, Ranked

Today

FundFeeYieldYTD1 year3 yrs · yr5 yrs · yrWorst dropVolatilityAssetsAvg rank

State Street SPDR Portfolio S&P 500 ETFLow-Cost Core · S&P 5000.02%1.03%+11.5%+11.9%+24.1%+12.2%−8.9%12.7%$185B1.4

State Street SPDR S&P 500 ETFLow-Cost Core · S&P 5000.09%1.01%+11.5%+11.8%+24.0%+12.1%−8.9%12.8%$798B2.1

Calamos S&P 500 Structured Alt Protection ETF - SeptemberUS Stock Styles · Large cap0.69%0.00%+4.1%+4.8%[…][…]−1.4%2.2%$41M2.3

Rank among the three1st → 3rdFee, drop and volatility: lower ranks higherAvg rank: mean of the 8 ranks · 1 is best

End-of-day Nov 3, 2026 · returns include dividends · since: CPST 2024 · SPYM 2005 · SPY 1993

Head to Head

Swap sides Versus in desk

Head to Head

Calamos S&P 500 Structured Alt Protection ETF - September · $41M[…]

CPST

SPYM

State Street SPDR Portfolio S&P 500 ETF · $185B$17,749

$10,000 five years ago, dividends reinvested

CPSTMeasureSPYM

+4.1%Year to dateJan 1 → Nov 3+11.5%

+4.8%1 yearTotal return+11.9%

[…]3 years · per year$10,000 became […] · $19,092+24.1%

[…]5 years · per year$10,000 became […] · $17,749+12.2%

0.69%Expense ratio$69 · $2 a year on $10k · lower is better0.02%

0.00%Trailing 12-mo yield$0 · $103 a year on $10k1.03%

−1.4%Worst dropSmaller is better−8.9%

2.2%VolatilityLower is calmer12.7%

CPSTSPYM Winner of the row, in its colourEach row: the bigger of the two fills its side

2–4SPYM wins

End-of-day Nov 3, 2026 · returns include dividends · 3Y and 5Y figures are per-year returns

More Ways to See the Pairs

CPST vs SPYM: Top 5 Holdings

Today

CPST

[…]in top 5

SPYM

in top 527.4%

CPSTStockSPYM

not top 5NVDA7.8%

not top 5AAPL7.7%

not top 5MSFT5.9%

not top 5AMZN3.6%

not top 5GOOGL2.5%

Held in common[…]

End-of-day Nov 3, 2026 · share of each fund

CPST vs SPYM Returns, Every Period

CalamosCPST

+4.8%

past year

SPYMSPDR

+11.9%

past year

CPSTSPYMFaded: behind in that period

0–2SPYM wins

End-of-day Nov 3, 2026 · dividends in · faded = behind in that period

Stocks vs Core: CPST vs SPYM

YTD

CalamosCPST

+4.1%

SPYMSPDR

+11.5%

+4.1%Year to date+11.5%

−1.4%Worst drop · 1Y−8.9%

2.2%Volatility · 1Y12.7%

0.0%Yield1.0%

$40.9MAssets$185B

2–2level

End-of-day Nov 3, 2026 · smaller drop and lower volatility win

Cost, Income and Risk

Fees: CPST, SPYM, SPY

Today

0.02%lowest, SPYM

FundExpense ratioFee$10k

SPYM0.02%$2

SPY0.09%$9

CPST0.69%$69

End-of-day Nov 3, 2026 · fee on $10,000 a year

Yields: CPST, SPYM, SPY

1.03%highest, SPYM

FundTrailing yieldYield$10k

SPYM1.03%$103

SPY1.01%$101

CPST0.00%$0

End-of-day Nov 3, 2026 · trailing 12-month yield

Income After Fees on $10,000

$101most kept, SPYM

SPYM$103 − $2 = $101

SPY$101 − $9 = $92

CPST$0 − $69 = −$69

KeptFee

End-of-day Nov 3, 2026 · yield in dollars minus the fee

Overlap: CPST, SPYM, SPY

Today

99.9%most shared, SPYM and SPY

CPSTSPYMSPY

CPST—[…][…]

SPYM[…]—99.9%

SPY[…]99.9%—

End-of-day Nov 3, 2026 · share held in common · outlined: the pair in versus

Return vs Bumpiness: 3 ETFs

+11.9%SPYM, at 12.7% volatility

CPSTWorst drop−1.4%2.2% vol

SPYMWorst drop−8.9%12.7% vol

SPYWorst drop−8.9%12.8% vol

End-of-day Nov 3, 2026 · up and left is better

Paid More vs Made More

YTD

SPYMSPY

+11.5%Year to date+11.5%

1.0%Yield1.0%

+11.9%Past year+11.8%

0.02%Fee0.09%

2–0SPYM wins

End-of-day Nov 3, 2026

Popular Pairs Near These Three

SCHD vs VIG

YTD

SchwabSCHD

+32.8%

VIGVanguard

+14.0%

+32.8%Year to date+14.0%

3.0%Yield1.5%

$121BAssets$109B

2–0SCHD wins

End-of-day Nov 3, 2026

JEPQ vs JEPI

YTD

J.P. MorganJEPQ

+7.5%

JEPIJ.P. Morgan

+7.0%

+7.5%Year to date+7.0%

12.3%Yield8.0%

$41.8BAssets$46.0B

2–0JEPQ wins

End-of-day Nov 3, 2026