| Filed On | Filing |
|---|---|
| 14 Feb 2019 | SC 13G/A |
| 12 Feb 2019 | MS AMENDMENT |
| 12 Feb 2019 | SEC SCHEDULE 13G |
| 11 Feb 2019 | SC 13G/A |
| 31 Jan 2019 | SC 13G/A |
| 10 Jan 2019 | JANUS HENDERSON GROUP PLC OWNS 6.0% ATHENAHEALTH INC |
| 10 Dec 2018 | SC 13G/A |
| 10 May 2018 | SC 13G/A |
| 14 Feb 2018 | SC 13G/A |
| 14 Feb 2018 | SC 13G/A |
| 14 Feb 2018 | SC 13G/A |
| 13 Feb 2018 | MS AMENDMENT |
| 13 Feb 2018 | SC 13G/A |
| 12 Feb 2018 | SC 13G/A |
| 12 Feb 2018 | JHG AMENDMENT |
| 08 Feb 2018 | SEC SCHEDULE 13G |
| 02 Feb 2018 | SC 13G/A |
| 12 Jun 2017 | ATHN6.12.17CLOSEOUT |
| 14 Feb 2017 | SANDS CAPITAL MANAGEMENT, LLC SC 13GA NO. 4 12-31-2016 (ATHENAHEALTH INC) |
| 14 Feb 2017 | SC 13G/A |
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