Buy Sell Ratings — Stock

: Compares the performance of ratings from buy-side analysts (who work for institutional investors) vs. sell-side analysts (who work for brokerage firms).

: Historically, "buy" recommendations were overwhelmingly more common (reaching 74% in mid-2000) than "sell" ratings (only 2%), leading to questions about analyst objectivity. The Stock Selection and Performance of Buy-Side Analysts

: Analyzes the distribution of ratings and whether they can predict profitability. stock buy sell ratings

Research highlights that the "meaning" of a rating often depends on how rare it is within an analyst's total portfolio: Rating Type General Interpretation Frequency Context Analyst believes the stock will outperform its sector. Very common; may be "plentiful" and thus less impactful. Hold Stock is worth keeping but not adding more capital to.

Often used when an analyst is cautious but doesn't want to issue a "sell". : Compares the performance of ratings from buy-side

: Both ratings and earnings forecasts contain incremental value and are often more accurate than management's own forecasts. Understanding Rating Distributions

Statistically rare; often carries "scarcity value" and can have a larger market impact. Summary of Performance Findings The Stock Selection and Performance of Buy-Side Analysts

: On average, recommendations do not impose significant "abnormal returns" during the event window, suggesting markets are relatively efficient.