iPhone launch events are big news in the tech world. The debut of the original back in January 2007 turned a lot of heads and ushered in a new era of smartphone technology.
It also sent Apple stock through the roof, jumping more than 10 points in a few days. That was a big splash. As Apple revealed subsequent iterations of the iPhone, market reaction was mixed.
Anticipation of the iPhone 3GS had Apple stock on a steady climb, but the high was short lived. iPhone 4 and 4S announcements had similar trajectories -- both show a steady rebound over the course of subsequent days.
The data is charted below by our friends at Statista.com. We shall see what the iPhone 5 announcement has in store for Apple shares.