Exhibit 4
Following is a schedule of sales of the Issuer’s Class A Common Stock by the Reporting Persons since the filing of Amendment No. 2 to this Schedule 13D. All of these sales were open market transactions on the NASDAQ Global Market.
Date of Sale | Number of Shares Sold | Share Price | ||||||
1/25/2011 | 20,218 | $ | 2.7343 | |||||
1/25/2011 | 8,000 | $ | 2.8900 | |||||
1/26/2011 | 6,288 | $ | 2.7151 | |||||
1/27/2011 | 3,800 | $ | 2.7624 | |||||
1/28/2011 | 6,900 | $ | 2.7131 | |||||
1/31/2011 | 4,600 | $ | 2.7150 | |||||
2/1/2011 | 3,410 | $ | 2.7288 | |||||
2/2/2011 | 11,300 | $ | 2.7341 | |||||
2/3/2011 | 12,553 | $ | 2.7897 | |||||
2/3/2011 | 9,600 | $ | 2.8000 | |||||
2/4/2011 | 4,700 | $ | 2.7557 | |||||
2/7/2011 | 9,300 | $ | 2.7556 | |||||
2/8/2011 | 15,649 | $ | 2.8000 | |||||
2/8/2011 | 13,495 | $ | 2.8022 | |||||
2/8/2011 | 13,540 | $ | 2.7711 | |||||
2/9/2011 | 11,100 | $ | 2.7536 | |||||
2/10/2011 | 13,800 | $ | 2.7722 | |||||
2/11/2011 | 3,600 | $ | 2.7161 | |||||
2/14/2011 | 7,433 | $ | 2.7301 |