: For the 12 months ending in April 2026, the index gained approximately 17.84% .
: As of late 2025/early 2026, the BXM's 10-year annualized return was approximately 6.2% to 7.2% . buy write index returns
The "buy-write" strategy's success is highly dependent on the market's trajectory: : For the 12 months ending in April
The strategy typically offers lower volatility and higher income than owning the index outright, but it tends to underperform in strong bull markets due to the "cap" on upside gains. : Historically, buy-write indices have exhibited about 30%
: Historically, buy-write indices have exhibited about 30% lower volatility than the S&P 500. Performance in Different Market Conditions
The is a benchmark designed to track a "buy-write" or covered call strategy, where you hold the S&P 500 index and sell monthly at-the-money (ATM) call options against it. Historical Performance Summary