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 communication-service company Knology (Nasdaq: KNOL) traded 10% higher today after the company beat earnings estimates.

So what: Revenue cruised 16% higher in the second quarter to $131.4 million, versus a $129.6 million estimate. Earnings per share were also a surprise at $0.36, $0.04 better than expected.

Now what: This is the second quarter in a row that Knology has topped estimates as business momentum continues. The company has executed in bringing new acquisitions into the fold, which has helped the company add customers. Shares are now trading at 9 times 2012 estimates, a pretty good value for a company that is still growing.

Interested in more info on Knology? Add it to your watchlist.