| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| OSTK | Director | Sep 30, 2016 | Option Exercise | $15.32 | 6,393 | 97,941 | 160,783 | Oct 04, 2016, 11:20 AM |
| OSTK | Director | Sep 30, 2016 | Option Exercise | $0.00 | 19,759 | 2 | 162,780 | Oct 04, 2016, 11:20 AM |
| OSTK | President | Jul 15, 2016 | Buy | $16.96 | 70,000 | 1,187,200 | 147,417 | Jul 19, 2016, 04:40 PM |
| OSTK | President | Apr 07, 2016 | Option Exercise | $0.00 | 2,157 | 0 | 77,417 | Apr 11, 2016, 06:38 PM |
| OSTK | President | Apr 07, 2016 | Option Exercise | $0.00 | 6,666 | 1 | 79,574 | Apr 11, 2016, 06:38 PM |
| OSTK | President | Jan 28, 2016 | Option Exercise | $0.00 | 1,130 | 0 | 72,908 | Feb 01, 2016, 01:16 PM |
| OSTK | President | Jan 28, 2016 | Option Exercise | $0.00 | 3,000 | 0 | 74,038 | Feb 01, 2016, 01:16 PM |
| OSTK | President | Jan 14, 2016 | Option Exercise | $0.00 | 1,695 | 0 | 71,038 | Jan 19, 2016, 03:19 PM |
| OSTK | President | Jan 14, 2016 | Option Exercise | $0.00 | 4,500 | 0 | 72,733 | Jan 19, 2016, 03:19 PM |
| OSTK | President | May 29, 2015 | Sale | $21.50 | 7,000 | 150,493 | 68,233 | Jun 02, 2015, 12:25 PM |
| OSTK | President | Jan 28, 2015 | Option Exercise | $0.00 | 971 | 0 | 75,233 | Jan 30, 2015, 05:36 PM |
| OSTK | President | Jan 28, 2015 | Option Exercise | $0.00 | 3,000 | 0 | 76,204 | Jan 30, 2015, 05:36 PM |
| OSTK | President | Jan 23, 2015 | Option Exercise | $0.00 | 5,635 | 1 | 73,204 | Jan 27, 2015, 11:54 AM |
| OSTK | President | Jan 23, 2015 | Option Exercise | $0.00 | 17,500 | 2 | 78,839 | Jan 27, 2015, 11:54 AM |
| OSTK | President | Jan 14, 2015 | Option Exercise | $0.00 | 1,658 | 0 | 61,339 | Jan 16, 2015, 03:20 PM |
| OSTK | President | Jan 14, 2015 | Option Exercise | $0.00 | 4,500 | 0 | 62,997 | Jan 16, 2015, 03:20 PM |
| OSTK | Co-President | Jan 23, 2014 | Option Exercise | $0.00 | 2,831 | 0 | 58,497 | Jan 24, 2014, 05:37 PM |
| OSTK | Co-President | Jan 22, 2014 | Option Exercise | $0.00 | 2,409 | 0 | 52,578 | Jan 24, 2014, 05:37 PM |
| OSTK | Co-President | Jan 23, 2014 | Option Exercise | $0.00 | 8,750 | 1 | 61,328 | Jan 24, 2014, 05:37 PM |
| OSTK | Co-President | Jan 22, 2014 | Option Exercise | $0.00 | 7,500 | 1 | 54,987 | Jan 24, 2014, 05:37 PM |
| OSTK | Co-President | Jan 14, 2014 | Option Exercise | $0.00 | 2,102 | 0 | 47,487 | Jan 16, 2014, 12:29 PM |
| OSTK | Co-President | Jan 14, 2014 | Option Exercise | $0.00 | 6,000 | 1 | 49,589 | Jan 16, 2014, 12:29 PM |
| OSTK | SVP, Customer & Partner Care | Feb 02, 2013 | Option Exercise | $0.00 | 2,427 | 0 | 43,589 | Feb 05, 2013, 03:11 PM |
| OSTK | SVP, Customer & Partner Care | Feb 02, 2013 | Option Exercise | $0.00 | 7,500 | 1 | 46,016 | Feb 05, 2013, 03:11 PM |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | $0.00 | 2,891 | 0 | 38,516 | Feb 04, 2013, 03:07 PM |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | $0.00 | 2,952 | 0 | 38,455 | Jan 24, 2013, 05:45 PM |
| OSTK | SVP, Customer & Partner Care | Jan 22, 2013 | Option Exercise | $0.00 | 1,412 | 0 | 32,657 | Jan 24, 2013, 05:45 PM |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | $0.00 | 8,750 | 1 | 41,407 | Jan 24, 2013, 05:45 PM |
| OSTK | SVP, Customer & Partner Care | Jan 22, 2013 | Option Exercise | $0.00 | 3,750 | 0 | 34,069 | Jan 24, 2013, 05:45 PM |
| OSTK | SVP, Customer & Partner Care | Nov 27, 2012 | Sale | $14.98 | 2,000 | 29,969 | 30,319 | Nov 28, 2012, 12:43 PM |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2012 | Option Exercise | $6.90 | 1,337 | 9,225 | 32,319 | Feb 06, 2012, 06:17 PM |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2012 | Option Exercise | $6.90 | 3,750 | 25,875 | 33,656 | Feb 06, 2012, 06:17 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 22, 2012 | Option Exercise | $6.95 | 1,337 | 9,292 | 29,906 | Jan 24, 2012, 11:11 AM |
| OSTK | SVP, Marketing & Customer Care | Jan 22, 2012 | Option Exercise | $6.95 | 3,750 | 26,062 | 31,243 | Jan 24, 2012, 11:11 AM |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2012 | Option Exercise | $6.83 | 2,852 | 19,479 | 27,493 | Jan 18, 2012, 12:29 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2012 | Option Exercise | $6.83 | 8,000 | 54,640 | 30,345 | Jan 18, 2012, 12:29 PM |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2011 | Option Exercise | $15.01 | 1,180 | 17,712 | 22,345 | Feb 04, 2011, 02:09 PM |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2011 | Option Exercise | $15.01 | 3,750 | 56,288 | 23,525 | Feb 04, 2011, 02:09 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 14, 2011 | Option Exercise | $16.93 | 2,610 | 44,187 | 19,775 | Jan 18, 2011, 06:59 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2011 | Option Exercise | $16.51 | 1,506 | 24,864 | 14,885 | Jan 18, 2011, 06:59 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2011 | Option Exercise | $16.51 | 4,000 | 66,040 | 16,391 | Jan 18, 2011, 06:59 PM |
| OSTK | SVP, Marketing & Customer Care | Jan 14, 2011 | Option Exercise | $16.93 | 7,500 | 126,975 | 22,385 | Jan 18, 2011, 06:59 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| OSTK | Director | Sep 30, 2016 | Option Exercise | 97,941 |
| OSTK | Director | Sep 30, 2016 | Option Exercise | 2 |
| OSTK | President | Jul 15, 2016 | Buy | 1,187,200 |
| OSTK | President | Apr 07, 2016 | Option Exercise | 0 |
| OSTK | President | Apr 07, 2016 | Option Exercise | 1 |
| OSTK | President | Jan 28, 2016 | Option Exercise | 0 |
| OSTK | President | Jan 28, 2016 | Option Exercise | 0 |
| OSTK | President | Jan 14, 2016 | Option Exercise | 0 |
| OSTK | President | Jan 14, 2016 | Option Exercise | 0 |
| OSTK | President | May 29, 2015 | Sale | 150,493 |
| OSTK | President | Jan 28, 2015 | Option Exercise | 0 |
| OSTK | President | Jan 28, 2015 | Option Exercise | 0 |
| OSTK | President | Jan 23, 2015 | Option Exercise | 1 |
| OSTK | President | Jan 23, 2015 | Option Exercise | 2 |
| OSTK | President | Jan 14, 2015 | Option Exercise | 0 |
| OSTK | President | Jan 14, 2015 | Option Exercise | 0 |
| OSTK | Co-President | Jan 23, 2014 | Option Exercise | 0 |
| OSTK | Co-President | Jan 22, 2014 | Option Exercise | 0 |
| OSTK | Co-President | Jan 23, 2014 | Option Exercise | 1 |
| OSTK | Co-President | Jan 22, 2014 | Option Exercise | 1 |
| OSTK | Co-President | Jan 14, 2014 | Option Exercise | 0 |
| OSTK | Co-President | Jan 14, 2014 | Option Exercise | 1 |
| OSTK | SVP, Customer & Partner Care | Feb 02, 2013 | Option Exercise | 0 |
| OSTK | SVP, Customer & Partner Care | Feb 02, 2013 | Option Exercise | 1 |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | 0 |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | 0 |
| OSTK | SVP, Customer & Partner Care | Jan 22, 2013 | Option Exercise | 0 |
| OSTK | SVP, Customer & Partner Care | Jan 23, 2013 | Option Exercise | 1 |
| OSTK | SVP, Customer & Partner Care | Jan 22, 2013 | Option Exercise | 0 |
| OSTK | SVP, Customer & Partner Care | Nov 27, 2012 | Sale | 29,969 |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2012 | Option Exercise | 9,225 |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2012 | Option Exercise | 25,875 |
| OSTK | SVP, Marketing & Customer Care | Jan 22, 2012 | Option Exercise | 9,292 |
| OSTK | SVP, Marketing & Customer Care | Jan 22, 2012 | Option Exercise | 26,062 |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2012 | Option Exercise | 19,479 |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2012 | Option Exercise | 54,640 |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2011 | Option Exercise | 17,712 |
| OSTK | SVP, Marketing & Customer Care | Feb 02, 2011 | Option Exercise | 56,288 |
| OSTK | SVP, Marketing & Customer Care | Jan 14, 2011 | Option Exercise | 44,187 |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2011 | Option Exercise | 24,864 |
| OSTK | SVP, Marketing & Customer Care | Jan 13, 2011 | Option Exercise | 66,040 |
| OSTK | SVP, Marketing & Customer Care | Jan 14, 2011 | Option Exercise | 126,975 |