M David Greenhouse & W Austin Marxe

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
VRNM $3.97 100,000 $397,490.00 1,624,275 2012-03-26 Filing
VRNM $3.76 289,528 $1,088,596.33 1,524,275 2012-03-26 Filing
RGDX $1.26 2,811 $3,545.80 3,330,535 2012-02-02 Filing
RGDX $1.27 800 $1,012.96 3,327,724 2011-12-30 Filing
ISNS $6.40 24,859 $159,154.78 1,108,379 2011-12-30 Filing
RGDX $1.30 2,500 $3,250.00 3,326,924 2011-12-27 Filing
CRMB $3.75 3,000 $11,250.00 756,256 2011-10-17 Filing
CRMB $3.90 33,291 $129,834.90 753,256 2011-10-14 Filing
CRMB $3.35 57,477 $192,547.95 719,965 2011-09-29 Filing
LTBR $2.60 35,000 $91,000.00 1,396,689 2011-08-05 Filing
LTBR $2.60 11,469 $29,819.40 1,361,689 2011-08-04 Filing
LTBR $2.64 16,900 $44,558.54 1,350,220 2011-08-03 Filing
LTBR $2.60 15,034 $39,076.37 1,333,320 2011-08-02 Filing
LTBR $2.65 11,122 $29,473.30 1,343,086 2011-07-26 Filing
LTBR $2.67 5,100 $13,603.74 1,331,964 2011-07-22 Filing
LTBR $2.58 8,249 $21,293.14 1,326,864 2011-07-19 Filing
LTBR $2.59 39,850 $103,171.65 1,318,615 2011-07-18 Filing
LTBR $3.55 567 $2,012.85 1,286,341 2011-06-23 Filing
LTBR $3.64 3,000 $10,920.00 1,285,774 2011-06-22 Filing
LTBR $3.70 3,300 $12,201.09 1,282,774 2011-06-20 Filing