Mastercard, Amazon, and Costco remain top-tier compounders, with each firm utilizing distinct business models to sustain double-digit growth and market-leading returns over the past ten years.
Amazon's 19.6% revenue growth and AWS 37% growth with a $496B backlog signal strong momentum despite heavy AI capex.
Mastercard beat Q2 EPS estimates and delivered 14.1% revenue growth with margin expansion, reflecting continued strong compounding.
Costco's high renewal rate and 11.6% sales growth support its compounding engine, but a 46x trailing PE poses valuation risk.
Mastercard, Amazon, and Costco continue to demonstrate powerful compounding, each posting significant revenue growth and margin expansion. While Mastercard and Amazon leverage network effects and AI infrastructure to drive mid-term gains, Costco maintains a dominant 92% membership renewal rate. Despite strong fundamentals, investors must weigh Amazon's heavy capital expenditure against Costco's premium 46x valuation.
Each company utilizes a self-reinforcing business model: Mastercard benefits from payment network effects, Amazon from its retail-and-cloud flywheel, and Costco from a membership-based model that prioritizes customer loyalty and high renewal rates.