FX Exposure in Your Portfolio: The Currency Risk You Didn't Know You Took

USD Portfolios Have FX Exposure

You bought AAPL, MSFT, and GOOGL in dollars. You're not trading EURUSD. So your portfolio has no FX risk, right? Wrong. Those three companies earn roughly 50–60% of their revenue outside the U.S., in currencies that swing against USD by 5–15% a year. When the dollar strengthens, their foreign revenue translates down — a pure FX drag on earnings that has nothing to do with business performance. A diversified U.S. large-cap portfolio typically carries 25–40% of its implicit revenue exposure in non-USD currencies, and that exposure quietly explains a lot of the beta surprise in strong-dollar and weak-dollar regimes.

What the FX Exposure Card Shows

The FX Exposure card uses each holding's geographic revenue disclosure (from 10-K segment notes where available, normalized country mapping from MSCI where not) to compute your book's implicit currency exposure. Each currency basket is shown as a % of total portfolio revenue exposure: USD, EUR, GBP, JPY, CNY, CHF, CAD, etc. A DXY-sensitivity number reports the estimated portfolio impact of a 1% move in the dollar index. A scenario strip shows expected impact from a 5% dollar strength or weakness.

Reading the Exposure

Two uses of this information matter. First, sizing the hedge: if you're negative on the dollar but long a U.S.-listed portfolio, your book is already partially long non-USD through foreign revenue; an explicit FX hedge would be incremental, not foundational. Second, earnings-season sensitivity: when the dollar rallies 4%+ in a quarter, names with 50%+ foreign revenue will guide down on translation — that's a sector-mix effect, not a company-specific miss, and understanding the exposure lets you distinguish the two in your portfolio's performance.

Where It Fits

Pair with Regime Analysis — FX regimes (strong-dollar vs weak-dollar) are one of the macro regimes that drive factor rotations. Also cross-reference with Factor Analysis, since U.S. large-cap tech tilts your book toward global FX exposure even when your factor tilts look neutral.

Open the FX Exposure card → /app/portfolio