| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | May 04, 2016 | Sale | $16.22 | 22,916 | 371,612 | 103,016 | May 06, 2016, 05:12 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Apr 15, 2016 | Option Exercise | $21.26 | 141 | 2,998 | 91,558 | Apr 19, 2016, 06:39 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 15, 2016 | Option Exercise | $20.06 | 141 | 2,828 | 103,824 | Mar 17, 2016, 06:10 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 14, 2016 | Option Exercise | $14.56 | 34,839 | 507,325 | 122,971 | Mar 16, 2016, 08:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 21, 2016 | Option Exercise | $7.41 | 5,600 | 41,504 | 137,088 | Mar 16, 2016, 05:31 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 18, 2016 | Option Exercise | $16.96 | 458 | 7,768 | 120,013 | Feb 22, 2016, 09:43 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 15, 2016 | Option Exercise | $15.83 | 138 | 2,185 | 119,225 | Feb 16, 2016, 09:40 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 21, 2016 | Option Exercise | $16.17 | 11,200 | 181,152 | 137,088 | Jan 22, 2016, 09:04 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 15, 2016 | Option Exercise | $23.94 | 165 | 3,950 | 131,488 | Jan 19, 2016, 05:58 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 15, 2015 | Sale | $16.78 | 11,396 | 191,225 | 149,199 | Dec 16, 2015, 08:24 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 15, 2015 | Sale | $25.82 | 15,000 | 387,342 | 237,800 | Dec 16, 2015, 08:24 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 17, 2015 | Option Exercise | $15.12 | 2,900 | 43,848 | 158,549 | Nov 19, 2015, 07:47 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 17, 2015 | Sale | $24.00 | 5,527 | 132,648 | 249,773 | Nov 19, 2015, 07:47 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 18, 2015 | Option Exercise | $15.91 | 8,300 | 132,056 | 161,249 | Nov 19, 2015, 07:47 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 18, 2015 | Sale | $24.00 | 9,473 | 227,352 | 240,300 | Nov 19, 2015, 07:47 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 15, 2015 | Option Exercise | $22.64 | 141 | 3,192 | 157,099 | Nov 17, 2015, 06:53 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 11, 2015 | Sale | $16.43 | 71,380 | 1,172,713 | 192,356 | Nov 13, 2015, 04:54 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 11, 2015 | Sale | $24.00 | 26,490 | 635,760 | 255,300 | Nov 13, 2015, 04:54 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 04, 2015 | Option Exercise | $15.88 | 37,020 | 587,748 | 171,366 | Nov 05, 2015, 07:35 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 04, 2015 | Sale | $24.00 | 18,510 | 444,333 | 269,290 | Nov 05, 2015, 07:35 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Oct 15, 2015 | Option Exercise | $19.53 | 141 | 2,754 | 171,366 | Oct 19, 2015, 06:31 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Sep 15, 2015 | Option Exercise | $21.61 | 141 | 3,047 | 183,632 | Sep 16, 2015, 06:37 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Aug 15, 2015 | Option Exercise | $20.68 | 141 | 2,916 | 195,898 | Aug 18, 2015, 04:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Aug 06, 2015 | Option Exercise | $23.24 | 1,009 | 23,449 | 208,164 | Aug 10, 2015, 04:21 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jul 15, 2015 | Option Exercise | $21.46 | 141 | 3,026 | 206,489 | Jul 17, 2015, 08:11 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jun 15, 2015 | Option Exercise | $22.89 | 138 | 3,159 | 231,255 | Jun 17, 2015, 07:50 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jun 01, 2015 | Sale | $22.62 | 24,000 | 542,813 | 225,300 | Jun 10, 2015, 05:27 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jun 01, 2015 | Sale | $22.61 | 8,000 | 180,905 | 40,000 | Jun 10, 2015, 05:27 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jun 01, 2015 | Sale | $22.61 | 8,000 | 180,873 | 40,000 | Jun 10, 2015, 05:27 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 01, 2014 | Sale | $23.05 | 6,000 | 138,287 | 285,871 | Jun 01, 2015, 09:44 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 01, 2014 | Sale | $23.02 | 2,000 | 46,030 | 88,000 | Jun 01, 2015, 09:44 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 01, 2014 | Sale | $23.03 | 2,000 | 46,058 | 88,000 | Jun 01, 2015, 09:44 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | May 15, 2015 | Option Exercise | $22.59 | 138 | 3,117 | 275,810 | May 18, 2015, 06:08 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Apr 15, 2015 | Option Exercise | $22.48 | 161 | 3,619 | 272,994 | Apr 17, 2015, 07:05 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 15, 2015 | Option Exercise | $22.54 | 163 | 3,674 | 272,780 | Mar 17, 2015, 09:58 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 02, 2015 | Sale | $24.27 | 1,000 | 24,270 | 50,000 | Mar 04, 2015, 07:50 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 02, 2015 | Sale | $24.29 | 3,000 | 72,860 | 210,508 | Mar 04, 2015, 07:50 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Mar 02, 2015 | Sale | $24.28 | 1,000 | 24,279 | 50,000 | Mar 04, 2015, 07:50 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 23, 2015 | Sale | $24.08 | 3,000 | 72,254 | 209,862 | Feb 25, 2015, 07:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 23, 2015 | Sale | $24.13 | 1,000 | 24,135 | 51,000 | Feb 25, 2015, 07:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 23, 2015 | Sale | $24.14 | 1,000 | 24,136 | 51,000 | Feb 25, 2015, 07:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 17, 2015 | Sale | $24.31 | 6,000 | 145,839 | 212,862 | Feb 18, 2015, 06:23 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 17, 2015 | Sale | $24.29 | 2,000 | 48,588 | 52,000 | Feb 18, 2015, 06:23 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 17, 2015 | Sale | $24.30 | 2,000 | 48,597 | 52,000 | Feb 18, 2015, 06:23 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 09, 2015 | Sale | $25.28 | 6,000 | 151,680 | 206,562 | Feb 11, 2015, 07:18 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 09, 2015 | Sale | $25.28 | 2,000 | 50,562 | 54,000 | Feb 11, 2015, 07:18 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 09, 2015 | Sale | $25.27 | 2,000 | 50,546 | 54,000 | Feb 11, 2015, 07:18 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 02, 2015 | Sale | $23.26 | 2,000 | 46,519 | 56,000 | Feb 04, 2015, 08:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 02, 2015 | Sale | $23.26 | 2,000 | 46,524 | 56,100 | Feb 04, 2015, 08:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Feb 02, 2015 | Sale | $23.28 | 6,000 | 139,661 | 212,562 | Feb 04, 2015, 08:17 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 26, 2015 | Sale | $24.57 | 6,000 | 147,407 | 219,262 | Jan 28, 2015, 07:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 26, 2015 | Sale | $24.57 | 2,000 | 49,144 | 58,300 | Jan 28, 2015, 07:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 26, 2015 | Sale | $24.56 | 2,000 | 49,115 | 58,200 | Jan 28, 2015, 07:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 20, 2015 | Sale | $24.21 | 2,000 | 48,412 | 60,000 | Jan 22, 2015, 04:46 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 20, 2015 | Sale | $24.23 | 6,000 | 145,366 | 220,716 | Jan 22, 2015, 04:46 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 20, 2015 | Sale | $24.19 | 2,000 | 48,384 | 60,000 | Jan 22, 2015, 04:46 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 12, 2015 | Sale | $24.78 | 3,000 | 74,351 | 63,000 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 13, 2015 | Sale | $25.17 | 4,600 | 115,765 | 226,716 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 13, 2015 | Sale | $25.06 | 1,000 | 25,056 | 62,000 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 13, 2015 | Sale | $25.06 | 1,000 | 25,057 | 62,000 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 12, 2015 | Sale | $24.72 | 7,400 | 182,947 | 231,316 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 12, 2015 | Sale | $24.78 | 3,000 | 74,347 | 63,000 | Jan 14, 2015, 08:56 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 08, 2015 | Sale | $25.29 | 18,406 | 465,469 | 226,216 | Jan 12, 2015, 04:45 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 08, 2015 | Sale | $25.24 | 4,000 | 100,958 | 66,000 | Jan 12, 2015, 04:45 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 08, 2015 | Sale | $25.12 | 4,000 | 100,498 | 66,000 | Jan 12, 2015, 04:45 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 05, 2015 | Sale | $23.93 | 6,000 | 143,594 | 244,622 | Jan 07, 2015, 05:24 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 05, 2015 | Sale | $23.97 | 2,000 | 47,936 | 70,200 | Jan 07, 2015, 05:24 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Jan 05, 2015 | Sale | $23.96 | 2,000 | 47,929 | 70,200 | Jan 07, 2015, 05:24 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 29, 2014 | Sale | $24.48 | 2,000 | 48,962 | 72,000 | Dec 31, 2014, 08:10 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 29, 2014 | Sale | $24.47 | 2,000 | 48,936 | 72,000 | Dec 31, 2014, 08:10 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 29, 2014 | Sale | $24.49 | 6,000 | 146,914 | 250,822 | Dec 31, 2014, 08:10 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 24, 2014 | Sale | $25.00 | 17,471 | 436,775 | 265,345 | Dec 29, 2014, 09:00 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 24, 2014 | Sale | $25.00 | 9,790 | 244,750 | 74,210 | Dec 29, 2014, 09:00 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 24, 2014 | Sale | $25.00 | 10,000 | 250,000 | 74,000 | Dec 29, 2014, 09:00 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 26, 2014 | Sale | $25.00 | 8,723 | 218,075 | 256,622 | Dec 29, 2014, 09:00 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 26, 2014 | Sale | $25.00 | 210 | 5,250 | 74,000 | Dec 29, 2014, 09:00 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 22, 2014 | Sale | $24.54 | 6,000 | 147,242 | 279,171 | Dec 24, 2014, 03:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 22, 2014 | Sale | $24.54 | 2,000 | 49,074 | 84,000 | Dec 24, 2014, 03:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 22, 2014 | Sale | $24.55 | 2,000 | 49,091 | 84,000 | Dec 24, 2014, 03:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 15, 2014 | Sale | $22.84 | 2,000 | 45,679 | 86,000 | Dec 17, 2014, 08:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 15, 2014 | Sale | $22.84 | 2,000 | 45,687 | 86,000 | Dec 17, 2014, 08:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 15, 2014 | Sale | $22.85 | 6,000 | 137,073 | 292,371 | Dec 17, 2014, 08:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 08, 2014 | Sale | $23.48 | 6,000 | 140,884 | 285,871 | Dec 09, 2014, 04:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 08, 2014 | Sale | $23.45 | 2,000 | 46,902 | 88,000 | Dec 09, 2014, 04:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Dec 08, 2014 | Sale | $23.46 | 2,000 | 46,921 | 88,000 | Dec 09, 2014, 04:51 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 24, 2014 | Sale | $23.88 | 2,000 | 47,770 | 90,000 | Nov 26, 2014, 07:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 24, 2014 | Sale | $23.93 | 6,000 | 143,563 | 291,871 | Nov 26, 2014, 07:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 24, 2014 | Sale | $23.88 | 2,000 | 47,764 | 90,000 | Nov 26, 2014, 07:34 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 21, 2014 | Sale | $25.00 | 900 | 22,500 | 92,000 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 20, 2014 | Sale | $25.00 | 1,600 | 40,000 | 296,025 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 20, 2014 | Sale | $25.00 | 1,100 | 27,500 | 92,900 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 20, 2014 | Sale | $25.00 | 1,100 | 27,500 | 92,900 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 21, 2014 | Sale | $25.00 | 1,800 | 45,000 | 294,225 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 21, 2014 | Sale | $25.00 | 900 | 22,500 | 92,000 | Nov 24, 2014, 06:15 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 17, 2014 | Sale | $24.28 | 6,000 | 145,699 | 297,625 | Nov 18, 2014, 05:48 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 17, 2014 | Sale | $24.28 | 2,000 | 48,561 | 94,000 | Nov 18, 2014, 05:48 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 17, 2014 | Sale | $24.28 | 2,000 | 48,561 | 94,000 | Nov 18, 2014, 05:48 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 12, 2014 | Sale | $25.00 | 2,000 | 50,000 | 96,000 | Nov 14, 2014, 06:18 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 12, 2014 | Sale | $25.00 | 6,000 | 150,001 | 303,625 | Nov 14, 2014, 06:18 PM | |
| ZEN | Zendesk, Inc. | BLACK ALAN J | SVP and CFO | Nov 12, 2014 | Sale | $25.00 | 2,000 | 50,000 | 96,000 | Nov 14, 2014, 06:18 PM |
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