AltShares Merger Arbitrage ETF · $111M$12,228
ARBARB vsSPYMSPYMState Street SPDR Portfolio S&P 500 ETF · $182B$17,164
$10,000 five years ago, dividends reinvested · they hold 0.0% in common
ARBMeasureSPYM
Returns · dividends reinvested
+3.7%Year to dateJan 1 → Nov 5+13.4%
+4.4%1 yearTotal return+13.5%
+5.3%3 years · per year$10,000 became $11,667 · $19,186+24.3%
+4.2%5 years · per year$10,000 became $12,310 · $18,126+12.6%
Cost and income
0.82%Expense ratio$82 · $2 a year on $10k · lower is better0.02%
0.42%Trailing 12-mo yield$42 · $101 a year on $10k1.01%
Risk · past year
−2.1%Worst dropSmaller is better−8.9%
4.9%VolatilityLower is calmer12.8%
ARBSPYM Winner of the row, in its colourEach row: the bigger of the two fills its side
2–6SPYM wins
End-of-day Nov 5, 2026 · returns include dividends · 3Y and 5Y figures are per-year returns