Although we don't believe in timing the market or panicking over market movements, we do like to keep an eye on big changes -- just in case they're material to our investing thesis.
What: Shares of several of the leading optical networking equipment makers fell sharply after Oclaro
So What: Oclaro, already off 15% from last week's Infinera
Now What: Judging by the size and intensity of the sell-off, investors believe optical networking is doomed. Oclaro and Infinera peers Oplink Communications
All four fire sales are probably a mistake. Judging from Akamai's