IMO
"large blocks"?...when I see a million dollar trade go by I will take notice...a $10 or 20k doesn't impress me.
Also...Swarz and Leckrone are toxic financiers. They make their money guaranteed in the form of stock and options based on money lent. They are not your Buffett type investors in buying stocks to hold.
again JMO
(I) C.W.
ps, now I would be impressed with IBM,GE,Apple, etc buying shares...but that isn't happening either.