$19,932,056 purchased on market by director

Something must be going on. Duilio Barro has purchased for himself or indirectly through the Barro Group $19M worth of shares on market during the past couple of months at around $2. Thats a big investment by a director. Any thoughts?

24/08/2005 6,149,327 $2.05 $12,606,120.35
30/08/2005 267,500 $2.05 $548,375.00
10/10/2005 28,944 $2.00 $57,888.00
11/10/2005 91,145 $2.00 $182,290.00
14/10/2005 185,629 $2.02 $374,970.58
19/10/2005 167,321 $2.03 $339,661.63
21/10/2005 866,616 $2.03 $1,759,230.48
24/10/2005 76,675 $2.04 $156,417.00
26/10/2005 1,905,904 $2.05 $3,907,103.20
9,739,061 shares $19,932,056.24