I decided to take a cue from Bob’s post and look at the trend of the health insurance stocks over the past month. Here is Aetna, Cigna and Universal. I highlighted some significant dates. An important note – basically every story broke in the evening, after the stock market closed, so the effects wouldn’t take place until the next day:

The only significant increase I can see is when the public option was dropped out. The insurance companies loved that, and I don’t think anyone would argue that point.