| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| EMA | STILLWATER LLC | 10% Owner | Jul 21 '06 | Buy | 0.29 | 6,499,998 | 1,878,461 | 2,692,307 | Jul 25 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Oct 26 '05 | Buy | 0.78 | 1,751,964 | 1,369,641 | 2,628,417 | Oct 28 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Feb 25 '05 | Option Exercise | 0.75 | 578,620 | 436,396 | 1,935,364 | Mar 01 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Feb 25 '05 | Sale | 1.01 | 216,038 | 218,198 | 1,719,326 | Mar 01 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Jan 13 '05 | Option Exercise | 0.55 | 1,276,356 | 698,039 | 0 | Jan 18 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Jan 05 '05 | Option Exercise | 0.55 | 1,276,356 | 698,039 | 7,698,139 | Jan 18 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Nov 03 '04 | Buy | 1.05 | 594,838 | 624,580 | 1,646,054 | Nov 05 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Apr 28 '04 | Sale | 2.50 | 375,000 | 937,500 | 6,421,783 | Apr 30 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Apr 15 '04 | Sale | 2.36 | 700,000 | 1,652,000 | 6,796,783 | Apr 16 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Feb 04 '04 | Sale | 2.21 | 400,000 | 884,000 | 1,424,760 | Feb 06 12:00 AM |
| EMA | STILLWATER LLC | 10% Owner | Jan 13 '04 | Option Exercise | 0.53 | 3,466,670 | 1,837,336 | 1,824,760 | Jan 15 12:00 AM |