Discovery Group I, Llc

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ATRC $6.53 10,000 Large Shareholder 1,621,334 2012-12-17 Filing
ATRC $6.36 19,934 Large Shareholder 1,674,768 2012-12-13 Filing
ATRC $6.13 13,500 Large Shareholder 1,694,702 2012-12-12 Filing
ATRC $6.11 19,800 Large Shareholder 1,708,202 2012-12-11 Filing
ATRC $6.10 6,035 Large Shareholder 1,728,002 2012-12-10 Filing
ATRC $6.13 17,300 Large Shareholder 1,734,037 2012-12-07 Filing
ATRC $6.21 8,558 Large Shareholder 1,751,337 2012-12-06 Filing
ATRC $6.50 29,700 Large Shareholder 202,880 2012-12-04 Filing
ATRC $6.71 1,500 Large Shareholder 232,580 2012-12-03 Filing
ATRC $6.81 1,000 Large Shareholder 234,080 2012-11-30 Filing
ATRC $6.81 464 Large Shareholder 1,792,095 2012-11-28 Filing
ATRC $7.00 200 Large Shareholder 1,792,559 2012-11-27 Filing
ATRC $7.16 6,781 Large Shareholder 235,744 2012-11-26 Filing
ATRC $7.22 2,093 Large Shareholder 1,799,540 2012-11-20 Filing
OPAY $4.40 2,150 Large Shareholder 338,058 2012-06-14 Filing
OPAY $3.40 2,150 Large Shareholder 338,058 2012-06-14 Filing
OPAY $4.40 1,710 Large Shareholder 340,208 2012-06-12 Filing
OPAY $3.90 299,800 Large Shareholder 0 2012-09-07 Filing
OPAY $3.90 1,829,013 Large Shareholder 500 2012-09-07 Filing
OPAY $4.03 123 Large Shareholder 299,800 2012-09-06 Filing