: Difference between the most accurate estimate and the general consensus.
: ~24% vs. the S&P 500's ~11% (1988–2026). zacks rank 1 strong buys
: Percentage of analysts revising in the same direction. : Difference between the most accurate estimate and
: History of beating previous earnings expectations. Pros and Cons Predict price movement using 30+ years of accuracy zacks rank 1 strong buys
The system is built on the principle that stock prices follow earnings. It identifies companies where brokerage analysts are raising their estimates, which often triggers institutional buying.
: Ratings are updated daily and are most effective over a 1 to 3 month holding horizon.
: The rank is determined by four main sub-scores: