# Buffer ETF Protection Calculator for a Portfolio

> With 50% in BALT, a 20% S&P 500 fall would leave a mix at −10.0%. Test a buffer ETF in a portfolio on its own cap and buffer.

Data as of Oct 27, 2026. Rebuilt every trading night.

Data as of Oct 27, 2026. Rebuilt every trading night.

## Buffer protection for a portfolio

a buffer fund in a mix, through a market fall

With 50% in BALT, a −20% move in the S&P 500 over its outcome period would leave the mix at −10.0%, against −20.0% unprotected, on its terms for Oct 27, 2026.

Held from reset to reset, before fees; the rest of the mix moves with the index.

Caps and buffers as published by each issuer for Oct 27, 2026.

### Questions people ask

Why from reset to reset? A buffer and a cap apply to a whole outcome period. Bought part way, use the entry point tool to see what is left. What does the rest of the mix do? Here it moves one for one with the S&P 500, as an index fund would, before fees.

### Where to next

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Source: ETFIQ, independent ETF data. Recomputed nightly from public filings and prices.
Cite: ETFIQ, Buffer protection for a portfolio, data as of Oct 27, 2026. https://etfiq.com/portfolio/protect/
Licence: https://etfiq.com/license/ Data ETFIQ computes is free to use with attribution: ETFIQ (etfiq.com). Issuer data stays under its owner's terms.
HTML: https://etfiq.com/portfolio/protect/