| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| OSTK | Chief Administrative Officer | Feb 17, 2022 | Option Exercise | $42.15 | 1,954 | 82,361 | 23,710 | Feb 18, 2022, 05:46 PM |
| OSTK | Chief Administrative Officer | Feb 17, 2022 | Option Exercise | $0.00 | 6,667 | 1 | 25,664 | Feb 18, 2022, 05:46 PM |
| OSTK | Chief Administrative Officer | Feb 13, 2022 | Option Exercise | $47.76 | 1,953 | 93,275 | 18,997 | Feb 15, 2022, 05:10 PM |
| OSTK | Chief Administrative Officer | Feb 13, 2022 | Option Exercise | $0.00 | 6,667 | 1 | 20,950 | Feb 15, 2022, 05:10 PM |
| OSTK | Chief Administrative Officer | Feb 04, 2022 | Option Exercise | $49.53 | 692 | 34,275 | 14,283 | Feb 07, 2022, 05:38 PM |
| OSTK | Chief Administrative Officer | Feb 04, 2022 | Option Exercise | $0.00 | 2,000 | 0 | 14,975 | Feb 07, 2022, 05:38 PM |
| OSTK | Chief Administrative Officer | Feb 17, 2021 | Option Exercise | $102.51 | 2,177 | 223,164 | 15,016 | Feb 19, 2021, 04:39 PM |
| OSTK | Chief Administrative Officer | Feb 17, 2021 | Option Exercise | $0.00 | 6,666 | 1 | 17,193 | Feb 19, 2021, 04:39 PM |
| OSTK | Chief Administrative Officer | Feb 13, 2021 | Option Exercise | $106.88 | 1,940 | 207,347 | 15,527 | Feb 17, 2021, 09:41 PM |
| OSTK | Chief Administrative Officer | Feb 13, 2021 | Option Exercise | $0.00 | 6,667 | 1 | 17,467 | Feb 17, 2021, 09:41 PM |
| OSTK | Chief Administrative Officer | Feb 16, 2021 | Sale | $109.01 | 5,000 | 545,050 | 10,527 | Feb 17, 2021, 09:41 PM |
| OSTK | Chief Administrative Officer | Feb 03, 2021 | Sale | $85.68 | 3,267 | 279,917 | 10,800 | Feb 05, 2021, 07:02 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Option Exercise | $86.44 | 1,530 | 132,253 | 19,334 | Jan 28, 2021, 09:01 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Option Exercise | $0.00 | 5,000 | 0 | 20,864 | Jan 28, 2021, 09:01 PM |
| OSTK | Chief Administrative Officer | Jan 27, 2021 | Sale | $85.00 | 3,267 | 277,695 | 14,067 | Jan 28, 2021, 09:01 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Sale | $85.00 | 2,000 | 170,000 | 17,334 | Jan 28, 2021, 09:01 PM |
| OSTK | Chief Administrative Officer | Sep 28, 2020 | Sale | $75.00 | 10,000 | 750,000 | 17,187 | Sep 29, 2020, 05:03 PM |
| OSTK | Chief Administrative Officer | Mar 20, 2020 | Buy | $4.09 | 325 | 1,329 | 27,187 | Mar 20, 2020, 04:33 PM |
| OSTK | Chief Administrative Officer | Mar 16, 2020 | Buy | $2.79 | 250 | 697 | 26,862 | Mar 17, 2020, 07:06 PM |
| OSTK | Chief Administrative Officer | Feb 13, 2020 | Option Exercise | $0.00 | 6,666 | 1 | 26,612 | Feb 18, 2020, 07:28 PM |
| OSTK | Chief Administrative Officer | Feb 02, 2020 | Option Exercise | $8.12 | 1,733 | 14,072 | 19,946 | Feb 04, 2020, 08:19 PM |
| OSTK | Chief Administrative Officer | Feb 02, 2020 | Option Exercise | $0.00 | 5,000 | 0 | 21,679 | Feb 04, 2020, 08:19 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2020 | Option Exercise | $8.06 | 1,733 | 13,968 | 16,679 | Jan 28, 2020, 06:47 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2020 | Option Exercise | $0.00 | 5,000 | 0 | 18,412 | Jan 28, 2020, 06:47 PM |
| OSTK | Chief Administrative Officer | Aug 09, 2019 | Sale | $25.00 | 1,000 | 25,000 | 13,412 | Aug 21, 2019, 07:53 PM |
| OSTK | Chief Administrative Officer | Mar 24, 2019 | Option Exercise | $18.41 | 1,468 | 27,026 | 14,412 | Mar 26, 2019, 02:16 PM |
| OSTK | Chief Administrative Officer | Mar 24, 2019 | Option Exercise | $0.00 | 5,000 | 0 | 15,880 | Mar 26, 2019, 02:16 PM |
| OSTK | Chief Administrative Officer | Feb 02, 2019 | Option Exercise | $17.55 | 1,489 | 26,132 | 10,880 | Feb 05, 2019, 03:03 PM |
| OSTK | Chief Administrative Officer | Feb 02, 2019 | Option Exercise | $0.00 | 5,000 | 0 | 12,369 | Feb 05, 2019, 03:03 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2019 | Option Exercise | $18.38 | 1,733 | 31,853 | 7,369 | Jan 29, 2019, 04:28 PM |
| OSTK | Chief Administrative Officer | Jan 26, 2019 | Option Exercise | $0.00 | 5,000 | 0 | 9,102 | Jan 29, 2019, 04:28 PM |
| OSTK | SVP, Technology & People Care | Aug 29, 2018 | Sale | $30.15 | 1,300 | 39,196 | 4,835 | Aug 30, 2018, 03:50 PM |
| OSTK | SVP, Technology & People Care | Aug 16, 2018 | Sale | $31.05 | 2,000 | 62,101 | 6,735 | Aug 20, 2018, 04:05 PM |
| OSTK | SVP, Technology & People Care | May 11, 2018 | Sale | $35.80 | 2,000 | 71,602 | 8,735 | May 15, 2018, 01:01 PM |
| OSTK | SVP, Technology & People Care | Apr 07, 2018 | Option Exercise | $35.85 | 734 | 26,314 | 10,735 | Apr 10, 2018, 03:39 PM |
| OSTK | SVP, Technology & People Care | Apr 07, 2018 | Option Exercise | $0.00 | 2,500 | 0 | 11,469 | Apr 10, 2018, 03:39 PM |
| OSTK | SVP, Technology & People Care | Mar 24, 2018 | Option Exercise | $45.20 | 1,468 | 66,354 | 8,969 | Mar 27, 2018, 04:29 PM |
| OSTK | SVP, Technology & People Care | Mar 24, 2018 | Option Exercise | $0.00 | 5,000 | 0 | 10,437 | Mar 27, 2018, 04:29 PM |
| OSTK | SVP, Technology & People Care | Feb 02, 2018 | Option Exercise | $56.00 | 1,552 | 86,912 | 5,437 | Feb 06, 2018, 02:09 PM |
| OSTK | SVP, Technology & People Care | Feb 02, 2018 | Option Exercise | $0.00 | 5,000 | 0 | 6,989 | Feb 06, 2018, 02:09 PM |
| OSTK | SVP, Technology & People Care | Nov 30, 2017 | Sale | $47.28 | 2,000 | 94,560 | 3,089 | Dec 04, 2017, 12:38 PM |
| OSTK | SVP, Technology & People Care | Nov 13, 2017 | Sale | $54.55 | 3,869 | 211,069 | 5,089 | Nov 14, 2017, 03:59 PM |
| OSTK | SVP, Technology & People Care | Aug 09, 2017 | Sale | $18.51 | 2,000 | 37,015 | 8,958 | Aug 10, 2017, 01:32 PM |
| OSTK | SVP, Technology & People Care | Apr 07, 2017 | Option Exercise | $17.40 | 804 | 13,990 | 10,958 | Apr 11, 2017, 05:33 PM |
| OSTK | SVP, Technology & People Care | Apr 07, 2017 | Option Exercise | $0.00 | 2,500 | 0 | 11,762 | Apr 11, 2017, 05:33 PM |
| OSTK | SVP, Technology & People Care | Mar 24, 2017 | Option Exercise | $17.00 | 1,699 | 28,883 | 9,262 | Mar 28, 2017, 04:14 PM |
| OSTK | SVP, Technology & People Care | Mar 24, 2017 | Option Exercise | $0.00 | 5,000 | 0 | 10,961 | Mar 28, 2017, 04:14 PM |
| OSTK | SVP, Technology & People Care | Feb 15, 2017 | Sale | $18.41 | 1,000 | 18,407 | 5,961 | Feb 16, 2017, 10:20 AM |
| OSTK | SVP, Technology & People Care | Feb 10, 2017 | Sale | $17.75 | 1,000 | 17,750 | 6,961 | Feb 13, 2017, 12:18 PM |
| OSTK | SVP, Technology & People Care | Jan 28, 2017 | Option Exercise | $17.05 | 528 | 9,002 | 7,961 | Jan 31, 2017, 12:53 PM |
| OSTK | SVP, Technology & People Care | Jan 28, 2017 | Option Exercise | $0.00 | 1,400 | 1 | 8,489 | Jan 31, 2017, 12:53 PM |
| OSTK | SVP, Technology | Sep 02, 2016 | Sale | $15.32 | 2,987 | 45,767 | 9,089 | Sep 07, 2016, 03:20 PM |
| OSTK | SVP, Technology | Apr 07, 2016 | Option Exercise | $0.00 | 787 | 0 | 12,076 | Apr 11, 2016, 06:34 PM |
| OSTK | SVP, Technology | Apr 07, 2016 | Option Exercise | $0.00 | 2,500 | 0 | 12,863 | Apr 11, 2016, 06:34 PM |
| OSTK | SVP, Technology | Jan 28, 2016 | Option Exercise | $0.00 | 528 | 1 | 10,363 | Feb 01, 2016, 01:44 PM |
| OSTK | SVP, Technology | Jan 28, 2016 | Option Exercise | $0.00 | 1,400 | 1 | 10,891 | Feb 01, 2016, 01:44 PM |
| OSTK | SVP, Technology | Jan 14, 2016 | Option Exercise | $0.00 | 848 | 1 | 9,491 | Jan 19, 2016, 03:18 PM |
| OSTK | SVP, Technology | Jan 14, 2016 | Option Exercise | $0.00 | 2,250 | 2 | 10,339 | Jan 19, 2016, 03:18 PM |
| OSTK | SVP, Technology | Nov 12, 2015 | Sale | $13.98 | 2,642 | 36,927 | 8,089 | Nov 16, 2015, 12:55 PM |
| OSTK | SVP, Technology | Mar 13, 2015 | Sale | $23.45 | 3,000 | 70,347 | 10,731 | Mar 16, 2015, 05:58 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| OSTK | Chief Administrative Officer | Feb 17, 2022 | Option Exercise | 82,361 |
| OSTK | Chief Administrative Officer | Feb 17, 2022 | Option Exercise | 1 |
| OSTK | Chief Administrative Officer | Feb 13, 2022 | Option Exercise | 93,275 |
| OSTK | Chief Administrative Officer | Feb 13, 2022 | Option Exercise | 1 |
| OSTK | Chief Administrative Officer | Feb 04, 2022 | Option Exercise | 34,275 |
| OSTK | Chief Administrative Officer | Feb 04, 2022 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Feb 17, 2021 | Option Exercise | 223,164 |
| OSTK | Chief Administrative Officer | Feb 17, 2021 | Option Exercise | 1 |
| OSTK | Chief Administrative Officer | Feb 13, 2021 | Option Exercise | 207,347 |
| OSTK | Chief Administrative Officer | Feb 13, 2021 | Option Exercise | 1 |
| OSTK | Chief Administrative Officer | Feb 16, 2021 | Sale | 545,050 |
| OSTK | Chief Administrative Officer | Feb 03, 2021 | Sale | 279,917 |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Option Exercise | 132,253 |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Jan 27, 2021 | Sale | 277,695 |
| OSTK | Chief Administrative Officer | Jan 26, 2021 | Sale | 170,000 |
| OSTK | Chief Administrative Officer | Sep 28, 2020 | Sale | 750,000 |
| OSTK | Chief Administrative Officer | Mar 20, 2020 | Buy | 1,329 |
| OSTK | Chief Administrative Officer | Mar 16, 2020 | Buy | 697 |
| OSTK | Chief Administrative Officer | Feb 13, 2020 | Option Exercise | 1 |
| OSTK | Chief Administrative Officer | Feb 02, 2020 | Option Exercise | 14,072 |
| OSTK | Chief Administrative Officer | Feb 02, 2020 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Jan 26, 2020 | Option Exercise | 13,968 |
| OSTK | Chief Administrative Officer | Jan 26, 2020 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Aug 09, 2019 | Sale | 25,000 |
| OSTK | Chief Administrative Officer | Mar 24, 2019 | Option Exercise | 27,026 |
| OSTK | Chief Administrative Officer | Mar 24, 2019 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Feb 02, 2019 | Option Exercise | 26,132 |
| OSTK | Chief Administrative Officer | Feb 02, 2019 | Option Exercise | 0 |
| OSTK | Chief Administrative Officer | Jan 26, 2019 | Option Exercise | 31,853 |
| OSTK | Chief Administrative Officer | Jan 26, 2019 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Aug 29, 2018 | Sale | 39,196 |
| OSTK | SVP, Technology & People Care | Aug 16, 2018 | Sale | 62,101 |
| OSTK | SVP, Technology & People Care | May 11, 2018 | Sale | 71,602 |
| OSTK | SVP, Technology & People Care | Apr 07, 2018 | Option Exercise | 26,314 |
| OSTK | SVP, Technology & People Care | Apr 07, 2018 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Mar 24, 2018 | Option Exercise | 66,354 |
| OSTK | SVP, Technology & People Care | Mar 24, 2018 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Feb 02, 2018 | Option Exercise | 86,912 |
| OSTK | SVP, Technology & People Care | Feb 02, 2018 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Nov 30, 2017 | Sale | 94,560 |
| OSTK | SVP, Technology & People Care | Nov 13, 2017 | Sale | 211,069 |
| OSTK | SVP, Technology & People Care | Aug 09, 2017 | Sale | 37,015 |
| OSTK | SVP, Technology & People Care | Apr 07, 2017 | Option Exercise | 13,990 |
| OSTK | SVP, Technology & People Care | Apr 07, 2017 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Mar 24, 2017 | Option Exercise | 28,883 |
| OSTK | SVP, Technology & People Care | Mar 24, 2017 | Option Exercise | 0 |
| OSTK | SVP, Technology & People Care | Feb 15, 2017 | Sale | 18,407 |
| OSTK | SVP, Technology & People Care | Feb 10, 2017 | Sale | 17,750 |
| OSTK | SVP, Technology & People Care | Jan 28, 2017 | Option Exercise | 9,002 |
| OSTK | SVP, Technology & People Care | Jan 28, 2017 | Option Exercise | 1 |
| OSTK | SVP, Technology | Sep 02, 2016 | Sale | 45,767 |
| OSTK | SVP, Technology | Apr 07, 2016 | Option Exercise | 0 |
| OSTK | SVP, Technology | Apr 07, 2016 | Option Exercise | 0 |
| OSTK | SVP, Technology | Jan 28, 2016 | Option Exercise | 1 |
| OSTK | SVP, Technology | Jan 28, 2016 | Option Exercise | 1 |
| OSTK | SVP, Technology | Jan 14, 2016 | Option Exercise | 1 |
| OSTK | SVP, Technology | Jan 14, 2016 | Option Exercise | 2 |
| OSTK | SVP, Technology | Nov 12, 2015 | Sale | 36,927 |
| OSTK | SVP, Technology | Mar 13, 2015 | Sale | 70,347 |