We had noticed this back in early December(they don't have to give details) and more or less began buying with them.
Now, there's no guarantee that this wasn't a one-off type thing but when you initiate a new position of almost 19mil shares in CPST..well, that's something to keep in mind should we pick up the same signal again..and we will!
I bring this up as a suggestion that you familiarize yourself with documents like the Form's 4, 13 D, F & G and follow them as they apply to stocks that you like.
I find that the site J3sg.com(could be the worst web name in history) is a good free resource to accomplish this. Aside from that, Investopedia.com has some good explanations for the different forms.
And last, but not least, the combination of the overnight turmoil and the way it affected our markets this AM, in addition to uncertainty over how the market will interpret this afternoon's Fed policy statement; I would use any strength in the markets before the release to trim our longs..if not getting out completely.