Follow the Insiders: Insider buying/selling for 1/13/11

Lots of multiple, ongoing insider buying going on at International Speedway Corp, $ISCA, and York Water, $YORW, and at CNB Corp ($CNBW) as well, with a singular large sale at Unit Corp, $UNT. (J3SG)

More on the imbalanced selling going on in the market  in general and at $AMZN, $HPQ, $ATHR, and $QCOM in particular. (24/7 Wall St)

$LWSN, $TOL, $HAIN, and $MA all passing the insider trading screen at TheStreet.com (TheStreet.com)