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 optical networking equipment maker Finisar
So what: There's high volume in the sell-off, which suggests profit taking by large institutional owners of the stock. Wellington Management, administrator of the Vanguard family of funds, and BlackRock
Now what: Without any business cause for a sell-off, I'm loath to call this anything other than Mr. Market acting like, well, Mr. Market. Brocade Communications
Interested in more info on Finisar? Add it to your watchlist by clicking here.
True to its name, The Motley Fool is made up of a motley assortment of writers and analysts, each with a unique perspective; sometimes we agree, sometimes we disagree, but we all believe in the power of learning from each other through our Foolish community.
Fool contributor Tim Beyers is a member of the Motley Fool Rule Breakers stock-picking team. He didn't own shares in any of the companies mentioned in this article at the time of publication. Check out Tim's portfolio holdings and Foolish writings, or connect with him on Twitter as @milehighfool. You can also get his insights delivered directly to your RSS reader. The Motley Fool is also on Twitter as @TheMotleyFool. Its disclosure policy is at least 10% better than other disclosure policies.