After the most recent launch of the iPhone 5, stocks immediately soared, though one month later they were down. The opposite occurred following the launch of the iPhone 3GS — an immediate drop but ultimately an increase after 30 days.
Statista's chart, below, shows Apple's performance for the months before and after the six previous iPhone releases.
See also: Top 25 Free iPhone Apps of All Time

How do you think Apple's stock will perform after Tuesday's iPhone event? Let us know in the comments below.
Image: John Loo