Ryder System, Inc. - 1981  (Inactive Symbol)

The following graph plots the year-to-date performance of the stock for 1981 compared to the probability calculated by a random walk model.

Initial Value*: $3.3 Hist. Volatility: 1.68% Annual Drift: 7% Final Value*: $3.8 Percentile: 62%
Click on the image for the high resolution version.

The high to date and low to date prices of the stock plotted against a random walk model for 1981 (what's this?).