Becker Drapkin Management, L.p.

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
NAVR $1.89 5,606 $10,595.34 219,480 2011-08-03 Filing
NAVR $1.98 5,427 $10,745.46 213,874 2011-08-02 Filing
NAVR $1.90 51,100 $97,090.00 1,374,888 2011-08-04 Filing
NAVR $1.89 38,194 $72,186.66 1,323,788 2011-08-03 Filing
NAVR $1.98 36,973 $73,206.54 1,285,594 2011-08-02 Filing
NAVR $1.91 1,202 $2,295.82 208,447 2011-07-29 Filing
NAVR $1.94 20,220 $39,226.80 207,245 2011-07-28 Filing
NAVR $1.91 8,198 $15,658.18 1,248,621 2011-07-29 Filing
NAVR $1.94 137,880 $267,487.20 1,240,423 2011-07-28 Filing
NAVR $1.94 6,395 $12,406.30 187,025 2011-07-27 Filing
NAVR $1.95 677 $1,320.15 180,630 2011-07-26 Filing
NAVR $1.94 43,605 $84,593.70 1,102,543 2011-07-27 Filing
NAVR $1.95 4,623 $9,014.85 1,058,938 2011-07-26 Filing
NAVR $1.91 7,700 $14,707.00 2,062,050 2011-07-12 Filing
NAVR $1.91 12,000 $22,920.00 2,054,350 2011-07-11 Filing
NAVR $1.77 44,000 $77,880.00 654,383 2011-06-17 Filing
NAVR $1.79 20,374 $36,469.46 179,953 2011-06-17 Filing
NAVR $1.77 53,000 $93,810.00 159,579 2011-06-17 Filing
NAVR $1.79 138,926 $248,677.54 1,054,315 2011-06-17 Filing
NAVR $1.77 53,000 $93,810.00 915,389 2011-06-17 Filing