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Expertise // 02

Equities & Equity Indices

Equities are claims on future earnings, and equity indices are baskets of those claims weighted toward the largest companies. Their behaviour is shaped by earnings, valuation, the macro regime and the interest-rate environment that discounts future cash flows.

Individual Equities vs Indices

Individual equities carry idiosyncratic risk — company-specific earnings, management and competitive position. Indices such as the Nasdaq or S&P 500 dilute that idiosyncratic risk but concentrate exposure to the prevailing macro regime and the largest constituents. Understanding which you are trading changes the analysis required.

Nasdaq & S&P 500

The Nasdaq is heavily weighted toward technology and growth companies, making it highly sensitive to interest rates and the discounting of future earnings. The S&P 500 is broader but still concentrated. Both are influenced by the largest constituents, so understanding index construction matters for interpreting index-level moves.

Interest Rates & Yields

Equity valuations are the present value of future cash flows, discounted by interest rates. Rising real yields compress the present value of distant earnings, weighing most on long-duration growth stocks. The relationship between yields and equity multiples is one of the most important cross-asset relationships in the market.

Earnings & Valuation Sensitivity

Earnings growth and the multiple the market is willing to pay for it drive equity returns. Valuation sensitivity — how much a multiple compresses or expands for a given change in rates or growth — varies enormously across sectors and companies and is central to understanding risk.

Macro Regimes & Sectors

Different macro regimes favour different sectors. In a reflationary expansion, cyclicals and financials may lead; in a disinflationary tech-led rally, growth dominates. Understanding the regime tells you which parts of the market are likely to lead and lag.

Risk Management

Equity positions can gap, especially around earnings and macro shocks. Position sizing, invalidation and diversification across uncorrelated exposures are how equity risk is managed. Single-name concentration risk is real and must be sized accordingly.

Frequently Asked Questions

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