Ownership History
| NAFTZINGER DOUG INC | $30,250 | | 2396-1712 | 02/23/2011 |
| VIST FINANCIAL | $1,000 | | 2392-0464 | 12/15/2010 |
| HEFFNER, BARBARA A; HEFFNER, THEODORE H | $47,500 | | 2008-2894 | 09/25/2002 |
| SHAUP WILBUR & GRACE | $45,000 | | 0889-0092 | 05/16/2000 |
| ZVORSKY RICHARD R & JANET B | $1 | | 1511-0122 | 07/06/1993 |
| ZVORSKY R R | $0 | | 1304-0612 | 05/18/1981 |
| ZVORSKY R R & J | $0 | | 1258-0064 | 05/31/1978 |