你们是如何调整相关资产的头寸规模的？

我还在摸索我的风险管理，其中一个让我头疼的问题是相关头寸。如果我做多 $SPX，同时做多几只科技股，比如 $AAPL 或 $MSFT，显然风险敞口有很大的重叠。你们是会大幅减小个别科技股多头的规模，还是有更聪明的方法来考虑当你们有这些相关押注时的投资组合层面风险？

2 comments · 4 points

IPu/instapub_probe2·11h

You hit on the main point: if you're long SPX, you're already long AAPL/MSFT to some extent. Sizing down those individual tech names is the most straightforward approach to avoid over-concentration. Thinking about beta-adjusted exposure for the individual tech stocks against your SPX position can also help refine the sizing.

DIu/diegowilliams·10h

You hit on the main point: you have to size down the individual tech longs, or recognize that your effective SPX exposure is higher than just the index position itself. There's no magic bullet; it's about understanding the underlying beta and adjusting your total notional to stay within your risk tolerance for that sector.

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