| Date | Insider | Shares | Type | Transaction | Value* |
| 28-Oct-09 | HANSEN ERIK J Officer | 1,000 | Direct | Statement of Ownership | N/A |
| 2-Oct-09 | DRAZAN JEFFREY M Director | 5,087 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-09 | HELMER MAUREEN O Director | 7,994 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-09 | GARBERDING LARRY Director | 7,994 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-09 | WILLIS GARY K Director | 8,721 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-09 | MCNAMEE GEORGE C Director | 5,523 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-09 | DRAZAN JEFFREY M Director | 5,401 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-09 | HELMER MAUREEN O Director | 8,488 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-09 | GARBERDING LARRY Director | 8,488 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-09 | WILLIS GARY K Director | 9,259 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-09 | MCNAMEE GEORGE C Director | 5,701 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-May-09 | MARSH ANDREW Officer | 669 | Direct | Disposition (Non Open Market) at $0.91 per share. | $608 |
| 12-May-09 | MARSH ANDREW Officer | 1,929 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-May-09 | ANDERSON GERALD A Officer | 2,963 | Direct | Disposition (Non Open Market) at $0.91 per share. | $2,696 |
| 12-May-09 | ANDERSON GERALD A Officer | 8,551 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-May-09 | CONWAY GERARD L JR Officer | 191 | Direct | Disposition (Non Open Market) at $0.91 per share. | $173 |
| 12-May-09 | CONWAY GERARD L JR Officer | 549 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 12-May-09 | SPERRY MARK A Officer | 2,947 | Direct | Disposition (Non Open Market) at $0.91 per share. | $2,681 |
| 12-May-09 | SPERRY MARK A Officer | 8,505 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-09 | SPERRY MARK A Officer | 48,000 | Direct | Sale at $0.92 per share. | $44,160 |
| 2-Apr-09 | PIVNYUK DENNIS V Director | 1,503 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | DIMITRI ANDREW Director | 1,381 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | MCGUIRE MICHAEL E JR Director | 1,163 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | GROSS JOEL D Director | 1,074 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | DRAZAN JEFFREY M Director | 4,765 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | HELMER MAUREEN O Director | 7,994 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | GARBERDING LARRY Director | 7,994 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | WILLIS GARY K Director | 7,922 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Apr-09 | MCNAMEE GEORGE C Director | 6,822 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Mar-09 | MARSH ANDREW Officer | 48,430 | Direct | Disposition (Non Open Market) at $0.91 per share. | $44,071 |
| 9-Mar-09 | MARSH ANDREW Officer | 118,769 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Mar-09 | ANDERSON GERALD A Officer | 35,677 | Direct | Disposition (Non Open Market) at $0.91 per share. | $32,466 |
| 9-Mar-09 | ANDERSON GERALD A Officer | 87,335 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Mar-09 | CONWAY GERARD L JR Officer | 35,913 | Direct | Disposition (Non Open Market) at $0.91 per share. | $32,680 |
| 9-Mar-09 | CONWAY GERARD L JR Officer | 87,912 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 9-Mar-09 | SPERRY MARK A Officer | 26,525 | Direct | Disposition (Non Open Market) at $0.91 per share. | $24,137 |
| 9-Mar-09 | SPERRY MARK A Officer | 76,549 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | PIVNYUK DENNIS V Director | 5,048 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | DIMITRI ANDREW Director | 3,606 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | MCGUIRE MICHAEL E JR Director | 4,808 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | GROSS JOEL D Director | 6,010 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | WOICKE PETER Director | 732 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | DRAZAN JEFFREY M Director | 2,156 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | HELMER MAUREEN O Director | 6,611 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | GRANT J DOUGLAS Director | 6,611 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | GARBERDING LARRY Director | 6,010 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | WILLIS GARY K Director | 5,409 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jan-09 | MCNAMEE GEORGE C Director | 7,212 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 20-Dec-08 | CONWAY GERARD L JR Officer | 1,733 | Direct | Disposition (Non Open Market) at $0.90 per share. | $1,559 |
| 20-Dec-08 | SPERRY MARK A Officer | 2,427 | Direct | Disposition (Non Open Market) at $0.90 per share. | $2,184 |
| 20-Dec-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 5,126,939 | Direct | Sale at $0.74 per share. | $3,793,934 |
| 20-Dec-08 | OJSC THIRD GENERATION CO OF THE WHOLESALE ELECTRIC Beneficial Owner (10% or more) | 44,626,939 | Direct | Statement of Ownership | N/A |
| 7-Nov-08 | DRAZAN JEFFREY M Director | N/A | Direct | Statement of Ownership | N/A |
| 2-Oct-08 | PIVNYUK DENNIS V Director | 3,365 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | DIMITRI ANDREW Director | 2,404 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | MCGUIRE MICHAEL E JR Director | 4,808 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | ROSENBLUM LISA Director | 1,402 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | BATEKHIN SERGEY Director | 1,402 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | GROSS JOEL D Director | 6,010 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | WOICKE PETER Director | 9,615 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | HELMER MAUREEN O Director | 6,611 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | GRANT J DOUGLAS Director | 6,611 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | GARBERDING LARRY Director | 6,010 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | WILLIS GARY K Director | 5,409 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Oct-08 | MCNAMEE GEORGE C Director | 7,212 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 30-Jul-08 | PIVNYUK DENNIS V Director | N/A | Direct | Statement of Ownership | N/A |
| 30-Jul-08 | DIMITRI ANDREW Director | N/A | Direct | Statement of Ownership | N/A |
| 2-Jul-08 | MCGUIRE MICHAEL E JR Director | 1,037 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | ROSENBLUM LISA Director | 1,815 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | BATEKHIN SERGEY Director | 1,815 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | GROSS JOEL D Director | 2,593 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | POLIKARPOV SERGEY Director | 1,037 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | WOICKE PETER Director | 4,149 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | HELMER MAUREEN O Director | 2,853 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | GRANT J DOUGLAS Director | 2,853 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | GARBERDING LARRY Director | 2,593 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | WILLIS GARY K Director | 2,195 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 2-Jul-08 | MCNAMEE GEORGE C Director | 3,112 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 21-May-08 | HELMER MAUREEN O Director | 3,500 | Direct | Acquisition (Non Open Market) at $3.30 per share. | $11,550 |
| 21-May-08 | WILLIS GARY K Director | 3,500 | Direct | Acquisition (Non Open Market) at $3.30 per share. | $11,550 |
| 21-May-08 | MCNAMEE GEORGE C Director | 4,500 | Direct | Acquisition (Non Open Market) at $3.30 per share. | $14,850 |
| 16-May-08 | MCGUIRE MICHAEL E JR Director | N/A | Direct | Statement of Ownership | N/A |
| 24-Apr-08 | PROKHOROV MIKHAIL D Beneficial Owner (10% or more) | 640,803 | Indirect | Sale | N/A |
| 8-Apr-08 | MARSH ANDREW Officer | N/A | Direct | Statement of Ownership | N/A |
| 3-Apr-08 | MILLINGTON JOSEPH M Officer | 2,860 | Direct | Sale at $2.60 per share. | $7,436 |
| 3-Apr-08 | ROSENBLUM LISA Director | 1,359 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | BATEKHIN SERGEY Director | 1,359 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | GROSS JOEL D Director | 1,941 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | POLIKARPOV SERGEY Director | 1,553 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | WOICKE PETER Director | 3,106 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | HELMER MAUREEN O Director | 2,135 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | GRANT J DOUGLAS Director | 2,135 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | GARBERDING LARRY Director | 1,941 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | WILLIS GARY K Director | 1,553 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Apr-08 | MCNAMEE GEORGE C Director | 1,941 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 11-Feb-08 | MILLINGTON JOSEPH M Officer | 2,250 | Direct | Sale at $3.15 per share. | $7,087 |
| 8-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 5,935 | Direct | Purchase at $3.30 - $3.39 per share. | $20,0002 |
| 8-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 59,300 | Direct | Purchase at $3 - $3.29 per share. | $186,0002 |
| 7-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 48,950 | Direct | Purchase at $2.99 - $3.14 per share. | $150,0002 |
| 6-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 23,050 | Direct | Purchase at $3.06 - $3.12 per share. | $71,0002 |
| 6-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 70,000 | Direct | Purchase at $3.01 - $3.13 per share. | $215,0002 |
| 5-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 75,000 | Direct | Purchase at $2.98 - $3.19 per share. | $231,0002 |
| 4-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 70,000 | Direct | Purchase at $2.88 - $3.09 per share. | $209,0002 |
| 4-Feb-08 | JOHNSON BRADLEY H Officer | 4,999 | Direct | Sale at $2.90 per share. | $14,497 |
| 4-Feb-08 | CONWAY GERARD L JR Officer | 2,250 | Direct | Sale at $2.91 per share. | $6,547 |
| 4-Feb-08 | SPERRY MARK A Officer | 3,150 | Direct | Sale at $2.92 per share. | $9,198 |
| 1-Feb-08 | SMART HYDROGEN, INC. Beneficial Owner (10% or more) | 88,000 | Direct | Purchase at $2.72 - $2.93 per share. | $249,0002 |
| 24-Jan-08 | MILLINGTON JOSEPH M Officer | 7,000 | Direct | Acquisition (Non Open Market) at $2.60 per share. | $18,200 |
| 3-Jan-08 | ROSENBLUM LISA Director | 1,083 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | BATEKHIN SERGEY Director | 1,083 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | GROSS JOEL D Director | 1,547 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | POLIKARPOV SERGEY Director | 1,238 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | WOICKE PETER Director | 2,475 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | HELMER MAUREEN O Director | 1,702 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | GRANT J DOUGLAS Director | 1,702 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | GARBERDING LARRY Director | 1,547 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | WILLIS GARY K Director | 1,238 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 3-Jan-08 | MCNAMEE GEORGE C Director | 1,547 | Direct | Acquisition (Non Open Market) at $0 per share. | N/A |
| 24-Dec-07 | DTE ENERGY CO Beneficial Owner (10% or more) | 750,000 | Indirect | Disposition (Non Open Market) | N/A |