Step 2: Identify an inverse ETF for the market that your portfolio most correlates to. For the S&P 500, it could be ProShares UltraShort S&P500 SDS, -0.66% for the Dow, ProShares UltraShort Dow30 DXD, -0.35% for the Nasdaq 100, ProShares UltraShort QQQ ...
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