A particularly strong insider buying signal is what we call a "cluster-buy" where three or more different insiders make open market purchases within a short period of one another. At Northern Trust ...
The chart below shows the one year performance of BNL shares, versus its 200 day moving average. Note that BNL's low point in its 52 week range is $13.96 per share, with $19.15 as the 52 week high ...