Becker Drapkin Management, L.p.

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
NAVR $1.48 23,056 $34,166.69 677,439 2011-11-01 Filing
NAVR $1.54 3,594 $5,534.76 295,164 2011-11-03 Filing
NAVR $1.50 1,293 $1,939.50 291,570 2011-11-02 Filing
NAVR $1.55 48,132 $74,604.60 290,277 2011-11-02 Filing
NAVR $1.48 8,241 $12,212.34 242,145 2011-11-01 Filing
NAVR $1.54 24,206 $37,277.24 1,829,198 2011-11-03 Filing
NAVR $1.50 8,707 $13,060.50 1,804,992 2011-11-02 Filing
NAVR $1.55 324,118 $502,382.90 1,796,285 2011-11-02 Filing
NAVR $1.48 50,103 $74,247.64 1,472,167 2011-11-01 Filing
SDIX $1.94 2,073 $4,021.62 264,877 2011-08-31 Filing
SDIX $1.94 14,127 $27,406.38 2,225,927 2011-08-31 Filing
SDIX $1.81 601 $1,087.81 262,804 2011-08-30 Filing
SDIX $1.81 4,099 $7,419.19 2,211,800 2011-08-30 Filing
SDIX $1.85 22,169 $41,012.65 262,203 2011-08-29 Filing
SDIX $1.85 151,031 $279,407.35 2,207,701 2011-08-29 Filing
NAVR $1.77 2,880 $5,097.60 233,904 2011-08-08 Filing
NAVR $1.84 4,044 $7,440.96 231,024 2011-08-05 Filing
NAVR $1.77 19,620 $34,727.40 1,422,064 2011-08-08 Filing
NAVR $1.84 27,556 $50,703.04 1,402,444 2011-08-05 Filing
NAVR $1.90 7,500 $14,250.00 226,980 2011-08-04 Filing