A landmark study showed that company size and cheapness explained returns far better than the market alone — turning one factor into several.[1]
A separate finding was momentum: stocks that did well over the past several months tended to keep doing well for a while.[2]
Like nutrition labels for a portfolio. Two meals can have the same calories but very different ingredients — factors tell you what’s really inside your returns.
Important caution: these premiums are averages over decades, they can vanish for years, and they’re not free money. They’re tilts, not guarantees.
Where these numbers come from
Finisdom’s universe spans many assets, so you can study how different tilts behave — as research, not a recommendation.