THE RESEARCH NOTEBOOK
A clearer view of 100 Nasdaq-100 companies. The business case, the risks, and the evidence to keep an eye on.
Explore the research ↗October 19, 2026 edition · Primary sources linked
Evidence firstCompany disclosures, not anonymous predictions.
Both sides of the caseBusiness drivers beside the risks that matter.
A date on every noteA research snapshot, with source dates in view.
START HERE
NVIDIA sells an increasingly integrated computing platform, so demand depends on customers installing and using entire systems rather than purchasing chips in isolation.
Walmart's investment case increasingly depends on how its store network supports digital orders.
Amgen combines established medicines, acquired assets and clinical development.
Constellation offers exposure to electricity supply and the value of reliable generation.
Costco combines low-markup merchandise with recurring membership revenue.
SpaceX is now a listed company under SPCX, so the investment question can move from private-market speculation to public disclosures.
LOOK ACROSS THE MARKET
Demand, capital intensity, competition, and the price paid all matter. Explore the businesses by sector, then compare the questions each one needs to answer.
Explore the sector directory ↗BEFORE YOU READ
These notes are AI-assisted educational commentary. They do not include live prices, personalized recommendations, or verified price targets. Each note separates reported context from interpretation.
Read our methodology ↗