| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ELON | Senior VP of Operations | Mar 14, 2015 | Option Exercise | $1.08 | 3,695 | 3,972 | 18,635 | Mar 17, 2015, 08:29 PM |
| ELON | Senior VP of Operations | Mar 10, 2015 | Option Exercise | $1.10 | 11,170 | 12,298 | 13,830 | Mar 11, 2015, 04:36 PM |
| ELON | Senior VP of Operations | Aug 10, 2014 | Option Exercise | $2.01 | 1,409 | 2,832 | 2,341 | Aug 12, 2014, 01:46 PM |
| ELON | Senior VP of Operations | Jun 11, 2014 | Option Exercise | $2.50 | 1,700 | 4,250 | 10,675 | Jun 12, 2014, 05:32 PM |
| ELON | Senior VP of Operations | Jun 10, 2014 | Option Exercise | $2.46 | 1,785 | 4,391 | 7,850 | Jun 12, 2014, 05:32 PM |
| ELON | Senior VP of Operations | May 26, 2014 | Option Exercise | $2.59 | 2,865 | 7,420 | 4,885 | May 28, 2014, 02:15 PM |
| ELON | Senior VP of Operations | Aug 10, 2012 | Option Exercise | $2.22 | 1,409 | 3,128 | 2,341 | Aug 13, 2013, 05:48 PM |
| ELON | Senior VP of Operations | Jun 11, 2013 | Option Exercise | $2.37 | 1,659 | 3,932 | 2,866 | Jun 12, 2013, 04:39 PM |
| ELON | Senior VP of Operations | May 26, 2013 | Option Exercise | $2.52 | 2,842 | 7,162 | 4,908 | May 29, 2013, 11:55 AM |
| ELON | Senior VP of Operations | May 14, 2013 | Option Exercise | $2.24 | 917 | 2,054 | 1,583 | May 16, 2013, 01:32 PM |
| ELON | Senior VP of Operations | Oct 23, 2012 | Option Exercise | $3.52 | 1,375 | 4,840 | 2,375 | Oct 24, 2012, 03:35 PM |
| ELON | Senior VP of Operations | Aug 10, 2012 | Option Exercise | $3.22 | 1,375 | 4,428 | 2,375 | Aug 14, 2012, 02:53 PM |
| ELON | Senior VP of Operations | May 27, 2012 | Option Exercise | $3.56 | 1,031 | 3,665 | 6,689 | May 30, 2012, 02:30 PM |
| ELON | Senior VP of Operations | May 26, 2012 | Option Exercise | $3.56 | 2,842 | 10,103 | 4,908 | May 30, 2012, 02:30 PM |
| ELON | Senior VP of Operations | May 14, 2012 | Option Exercise | $3.63 | 917 | 3,329 | 15,830 | May 16, 2012, 05:51 PM |
| ELON | Senior VP of Operations | May 10, 2012 | Option Exercise | $3.88 | 8,253 | 32,022 | 14,247 | May 14, 2012, 12:42 PM |
| ELON | Senior VP of Operations | Mar 15, 2012 | Sale | $4.91 | 4,000 | 19,625 | 15,874 | Mar 15, 2012, 05:18 PM |
| ELON | Senior VP of Operations | Mar 15, 2012 | Sale | $4.91 | 4,000 | 19,625 | 15,874 | Mar 15, 2012, 05:18 PM |
| ELON | Senior VP of Operations | Oct 23, 2011 | Option Exercise | $6.76 | 1,375 | 9,288 | 2,375 | Oct 25, 2011, 05:04 PM |
| ELON | Senior VP of Operations | Sep 10, 2011 | Option Exercise | $7.63 | 1,031 | 7,861 | 1,781 | Sep 13, 2011, 08:27 PM |
| ELON | Senior VP of Operations | Aug 12, 2011 | Sale | $9.09 | 3,000 | 27,256 | 25,718 | Aug 15, 2011, 06:11 PM |
| ELON | Senior VP of Operations | May 27, 2011 | Option Exercise | $9.44 | 1,031 | 9,733 | 6,689 | May 31, 2011, 07:04 PM |
| ELON | Senior VP of Operations | May 26, 2011 | Option Exercise | $9.44 | 2,842 | 26,828 | 4,908 | May 31, 2011, 07:04 PM |
| ELON | Senior VP of Operations | Mar 01, 2011 | Option Exercise | $8.54 | 2,478 | 21,162 | 3,459 | Mar 02, 2011, 04:24 PM |
| ELON | Senior VP of Operations | Nov 18, 2010 | Option Exercise | $8.87 | 45,623 | 404,676 | 18,570 | Nov 19, 2010, 05:20 PM |
| ELON | Senior VP of Operations | Nov 18, 2010 | Option Exercise | $7.69 | 49,822 | 383,131 | 56,262 | Nov 19, 2010, 05:20 PM |
| ELON | Senior VP of Operations | Nov 18, 2010 | Sale | $8.90 | 5,000 | 44,500 | 14,371 | Nov 19, 2010, 05:20 PM |
| ELON | Senior VP of Operations | Nov 15, 2010 | Sale | $8.90 | 5,000 | 44,500 | 19,371 | Nov 15, 2010, 06:17 PM |
| ELON | Senior VP of Operations | Nov 04, 2010 | Option Exercise | $8.93 | 19,103 | 170,590 | 26,213 | Nov 08, 2010, 02:24 PM |
| ELON | Senior VP of Operations | Nov 04, 2010 | Option Exercise | $7.69 | 20,945 | 161,067 | 45,316 | Nov 08, 2010, 02:24 PM |
| ELON | Senior VP of Operations | Nov 05, 2010 | Sale | $8.97 | 1,842 | 16,531 | 24,371 | Nov 08, 2010, 02:24 PM |
| ELON | Senior VP of Operations | Oct 31, 2010 | Option Exercise | $7.84 | 802 | 6,284 | 24,371 | Nov 02, 2010, 04:14 PM |
| ELON | Senior VP of Operations | Oct 23, 2010 | Option Exercise | $8.59 | 1,375 | 11,811 | 22,986 | Oct 26, 2010, 04:34 PM |
| ELON | Senior VP of Operations | Sep 10, 2010 | Option Exercise | $7.95 | 1,031 | 8,196 | 20,611 | Sep 14, 2010, 06:42 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ELON | Senior VP of Operations | Mar 14, 2015 | Option Exercise | 3,972 |
| ELON | Senior VP of Operations | Mar 10, 2015 | Option Exercise | 12,298 |
| ELON | Senior VP of Operations | Aug 10, 2014 | Option Exercise | 2,832 |
| ELON | Senior VP of Operations | Jun 11, 2014 | Option Exercise | 4,250 |
| ELON | Senior VP of Operations | Jun 10, 2014 | Option Exercise | 4,391 |
| ELON | Senior VP of Operations | May 26, 2014 | Option Exercise | 7,420 |
| ELON | Senior VP of Operations | Aug 10, 2012 | Option Exercise | 3,128 |
| ELON | Senior VP of Operations | Jun 11, 2013 | Option Exercise | 3,932 |
| ELON | Senior VP of Operations | May 26, 2013 | Option Exercise | 7,162 |
| ELON | Senior VP of Operations | May 14, 2013 | Option Exercise | 2,054 |
| ELON | Senior VP of Operations | Oct 23, 2012 | Option Exercise | 4,840 |
| ELON | Senior VP of Operations | Aug 10, 2012 | Option Exercise | 4,428 |
| ELON | Senior VP of Operations | May 27, 2012 | Option Exercise | 3,665 |
| ELON | Senior VP of Operations | May 26, 2012 | Option Exercise | 10,103 |
| ELON | Senior VP of Operations | May 14, 2012 | Option Exercise | 3,329 |
| ELON | Senior VP of Operations | May 10, 2012 | Option Exercise | 32,022 |
| ELON | Senior VP of Operations | Mar 15, 2012 | Sale | 19,625 |
| ELON | Senior VP of Operations | Mar 15, 2012 | Sale | 19,625 |
| ELON | Senior VP of Operations | Oct 23, 2011 | Option Exercise | 9,288 |
| ELON | Senior VP of Operations | Sep 10, 2011 | Option Exercise | 7,861 |
| ELON | Senior VP of Operations | Aug 12, 2011 | Sale | 27,256 |
| ELON | Senior VP of Operations | May 27, 2011 | Option Exercise | 9,733 |
| ELON | Senior VP of Operations | May 26, 2011 | Option Exercise | 26,828 |
| ELON | Senior VP of Operations | Mar 01, 2011 | Option Exercise | 21,162 |
| ELON | Senior VP of Operations | Nov 18, 2010 | Option Exercise | 404,676 |
| ELON | Senior VP of Operations | Nov 18, 2010 | Option Exercise | 383,131 |
| ELON | Senior VP of Operations | Nov 18, 2010 | Sale | 44,500 |
| ELON | Senior VP of Operations | Nov 15, 2010 | Sale | 44,500 |
| ELON | Senior VP of Operations | Nov 04, 2010 | Option Exercise | 170,590 |
| ELON | Senior VP of Operations | Nov 04, 2010 | Option Exercise | 161,067 |
| ELON | Senior VP of Operations | Nov 05, 2010 | Sale | 16,531 |
| ELON | Senior VP of Operations | Oct 31, 2010 | Option Exercise | 6,284 |
| ELON | Senior VP of Operations | Oct 23, 2010 | Option Exercise | 11,811 |
| ELON | Senior VP of Operations | Sep 10, 2010 | Option Exercise | 8,196 |