| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | SEC SCHEDULE 13G | Aug 10, 2022 | |
| SC 13G/A | Report | SEC SCHEDULE 13G | Jul 8, 2022 | |
| SC 13G/A | Report | Mar 11, 2022 | ||
| SC 13G/A | Report | Feb 14, 2022 | ||
| SC 13G/A | Report | SEC SCHEDULE 13G | Feb 11, 2022 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2022 | |
| SC 13G | Report | Feb 8, 2022 | ||
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS 4.97% OF ZENDESK, INC. | Dec 17, 2021 | |
| SC 13G | Report | SEC SCHEDULE 13G | Nov 10, 2021 | |
| SC 13G | Report | JANUS HENDERSON GROUP PLC OWNS >5% | Feb 12, 2021 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2021 | |
| SC 13G/A | Report | Feb 5, 2021 | ||
| SC 13G/A | Report | Jan 11, 2021 | ||
| SC 13G/A | Report | Feb 14, 2020 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | Feb 10, 2020 | ||
| SC 13G/A | Report | Feb 7, 2020 | ||
| SC 13G/A | Report | Oct 10, 2019 | ||
| SC 13G | Report | Feb 14, 2019 | ||
| SC 13G/A | Report | Feb 13, 2019 | ||
| SC 13G/A | Report | JANUS HENDERSON GROUP PLC OWNS <5% NOW | Feb 11, 2019 | |
| SC 13G/A | Report | Feb 11, 2019 | ||
| SC 13G/A | Report | Feb 11, 2019 | ||
| SC 13G/A | Report | Nov 13, 2018 | ||
| SC 13G/A | Report | Feb 14, 2018 | ||
| SC 13G/A | Report | Feb 13, 2018 | ||
| SC 13G | Report | JANUS HENDERSON GROUP OWNS OVER 5% | Feb 13, 2018 | |
| SC 13G/A | Report | Feb 9, 2018 | ||
| SC 13G/A | Report | Jan 23, 2018 | ||
| SC 13G/A | Report | Aug 10, 2017 | ||
| SC 13G/A | Report | SC 13G/A | Feb 14, 2017 | |
| SC 13G/A | Report | Feb 14, 2017 | ||
| SC 13G/A | Report | Feb 10, 2017 | ||
| SC 13G/A | Report | Feb 7, 2017 | ||
| SC 13G | Report | Jan 30, 2017 | ||
| SC 13G/A | Report | SC 13G/A | Jan 26, 2017 | |
| SC 13G | Report | ZEN AS OF 10/31/2016 | Nov 10, 2016 | |
| SC 13G/A | Report | SC 13G/A | Feb 16, 2016 | |
| SC 13G/A | Report | FORM SC 13G/A | Feb 16, 2016 | |
| SC 13G/A | Report | SC 13G/A | Feb 16, 2016 | |
| SC 13G/A | Report | Feb 12, 2016 | ||
| SC 13G | Report | Feb 11, 2016 | ||
| SC 13G/A | Report | SC 13G/A | Feb 9, 2016 | |
| SC 13G/A | Report | SC 13G/A | Jan 25, 2016 | |
| SC 13G/A | Report | Apr 10, 2015 | ||
| SC 13G | Report | SCHEDULE 13G | Feb 18, 2015 | |
| SC 13G | Report | SC 13G | Feb 17, 2015 | |
| SC 13G | Report | SCHEDULE 13G | Feb 17, 2015 | |
| SC 13G | Report | Feb 13, 2015 | ||
| SC 13G | Report | SC 13G | Feb 12, 2015 | |
| SC 13G | Report | SCHEDULE 13G | Jan 28, 2015 |