Most FIRE investors think they know their portfolio. They can quote their expense ratios, their equity/bond split, maybe even their factor tilts. But ask them exactly how much of their net worth sits in a single stock — across every account, every fund, every brokerage — and the number gets fuzzy fast.
$300,000 Hidden in Plain Sight: Why You Probably Don't Know Your Real Stock Exposure
An AI investment tool surfaced $300,000 in untracked Google exposure a long-term investor didn't know he had — and if your portfolio spans multiple accounts, the same thing could be happening to you. Here's what concentration risk actually looks like at scale.
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