| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| RAVN | Vice President Administration | Jan 11, 2012 | Option Exercise | $64.08 | 1,000 | 64,080 | 29,264 | Jan 12, 2012, 12:05 PM |
| RAVN | Vice President Administration | Jan 11, 2012 | Option Exercise | $64.08 | 307 | 19,673 | 28,957 | Jan 12, 2012, 12:05 PM |
| RAVN | Vice President Administration | Dec 21, 2011 | Option Exercise | $64.93 | 1,357 | 88,110 | 28,264 | Dec 21, 2011, 05:47 PM |
| RAVN | Vice President Administration | Dec 21, 2011 | Option Exercise | $28.88 | 2,292 | 66,187 | 28,964 | Dec 21, 2011, 05:47 PM |
| RAVN | Vice President Administration | Mar 23, 2011 | Option Exercise | $57.90 | 1,104 | 63,922 | 27,329 | Mar 24, 2011, 09:15 AM |
| RAVN | Vice President Administration | Mar 23, 2011 | Option Exercise | $28.01 | 2,230 | 62,462 | 28,433 | Mar 24, 2011, 09:15 AM |
| RAVN | Vice President Administration | Nov 09, 2010 | Option Exercise | $45.56 | 1,259 | 57,360 | 26,298 | Nov 10, 2010, 11:39 AM |
| RAVN | Vice President Administration | Nov 09, 2010 | Option Exercise | $28.01 | 1,970 | 55,180 | 27,087 | Nov 10, 2010, 11:39 AM |
| Symbol | Relationship | Date | Transaction | Value($) |
| RAVN | Vice President Administration | Jan 11, 2012 | Option Exercise | 64,080 |
| RAVN | Vice President Administration | Jan 11, 2012 | Option Exercise | 19,673 |
| RAVN | Vice President Administration | Dec 21, 2011 | Option Exercise | 88,110 |
| RAVN | Vice President Administration | Dec 21, 2011 | Option Exercise | 66,187 |
| RAVN | Vice President Administration | Mar 23, 2011 | Option Exercise | 63,922 |
| RAVN | Vice President Administration | Mar 23, 2011 | Option Exercise | 62,462 |
| RAVN | Vice President Administration | Nov 09, 2010 | Option Exercise | 57,360 |
| RAVN | Vice President Administration | Nov 09, 2010 | Option Exercise | 55,180 |