Over the past week I have focused on increased levels of insider selling, and how this could be a signal the market is overbought. You can view those posts here:
Restaurant Insiders Selling More Stock.
Insider Selling Quite Strong.
This morning I saw some data regarding the number of stocks above their 40-day moving average. These figures are hitting historical highs. Take a look at this link for the analysis.
I understand its also important not to get too bearish, as the market can remain irrational for a lot longer than most expect. But its also important to keep an eye open on what's out there.