Discovery Group I, Llc

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
TESS $10.83 600 Large Shareholder 656,177 2009-06-01 Filing
TESS $7.48 100 Large Shareholder 655,577 2009-04-13 Filing
TESS $7.48 502 Large Shareholder 655,477 2009-04-09 Filing
TESS $7.48 2,776 Large Shareholder 654,975 2009-04-09 Filing
TESS $6.89 138 Large Shareholder 652,199 2009-03-23 Filing
TESS $6.89 764 Large Shareholder 652,061 2009-03-23 Filing
TESS $6.64 1,208 Large Shareholder 651,297 2009-03-20 Filing
TESS $6.64 6,690 Large Shareholder 650,089 2009-03-20 Filing
TESS $6.64 1,224 Large Shareholder 643,399 2009-03-19 Filing
TESS $6.64 6,776 Large Shareholder 642,175 2009-03-19 Filing
TIER $5.68 4,805 Large Shareholder 2,459,404 2009-03-10 Filing
TIER $5.68 26,597 Large Shareholder 2,454,599 2009-03-10 Filing
TIER $5.85 16,065 Large Shareholder 2,428,002 2009-03-10 Filing
TIER $5.85 88,935 Large Shareholder 2,411,937 2009-03-10 Filing
TIER $5.59 4,674 Large Shareholder 2,323,002 2009-03-09 Filing
TIER $5.59 25,873 Large Shareholder 2,318,328 2009-03-09 Filing
TIER $5.53 1,853 Large Shareholder 2,292,455 2009-03-06 Filing
TIER $5.53 10,261 Large Shareholder 2,290,602 2009-03-06 Filing
TIER $5.29 18,785 Large Shareholder 2,280,341 2009-03-05 Filing
TIER $5.29 103,993 Large Shareholder 2,261,556 2009-03-05 Filing