Charles Schwab — Business Economics
Schwab is an asset-gathering machine that monetizes scale. The business collects client assets at massive scale (~$10 trillion+), then earns revenue three ways: net interest income on cash balances swept into its bank, asset management fees on invested assets, and trading-related revenue. Net interest income is the dominant driver (~50-55% of total net revenue), making Schwab effectively a spread-lending business wrapped in a brokerage.
The economic engine is recovering after a difficult 2022-2024 period. When rates rose sharply, clients moved uninvested cash from low-yielding sweep accounts into money market funds and treasuries — the "cash sorting" phenomenon. This compressed Schwab's cheapest funding source and forced reliance on expensive supplemental borrowing. Cash sorting peaked in late 2023 and has been stabilizing, allowing the balance sheet to normalize and net interest margins to expand again.
The core flywheel is intact and strengthening. Schwab attracts net new assets at a consistent 5-7% organic growth rate annually. The TD Ameritrade integration (completed 2024) added ~$1.9 trillion in client assets and ~15 million accounts, creating operating leverage that is only now flowing through. The zero-commission model eliminated a friction point and accelerated asset gathering — Schwab trades short-term revenue for long-term asset accumulation, which compounds.
This is a genuine win-win model. Clients get low-cost access to investing; Schwab earns small margins on enormous scale. No single client cohort is being exploited. The risk lies in interest rate sensitivity — Schwab earns meaningful spread on uninvested cash, and a sustained low-rate environment would pressure the largest revenue line.
Key metrics to track: total client assets, net new asset flows, uninvested cash as a % of client assets, net interest margin, and expense ratio (operating expenses / client assets). If net new assets grow and cash sorting stabilizes, Schwab's earnings power expands significantly from here.