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ATHN - As of  04/30/25, 10:44:35 AM:   124 Insider Transactions.

Sector: Services    Industry: Business Services
Prev Close:$140.72  Avg Vol(3m): 364,360  P/E: 255.80  EPS: 0.55

Email this page to a friend.    Insider Transactions for ATHN

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2019-02-14 13:49:47.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 1.2% view
B 2019-02-12 15:01:47.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 10.7% view
S 2019-02-12 09:42:01.0 ATHENAHEALTH INC ATHN WELLINGTON MANAGEMENT GROUP LLP 4.56% view
B 2019-02-11 10:09:45.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 8.73% view
S 2019-01-31 15:13:25.0 ATHENAHEALTH INC ATHN VANGUARD SPECIALIZED FUNDS 0.0% view
S 2019-01-10 15:32:00.0 ATHENAHEALTH INC ATHN JANUS HENDERSON GROUP PLC 6.0% view
S 2018-12-10 09:02:02.0 ATHENAHEALTH INC ATHN FMR LLC 0.0% view
B 2018-11-13 09:09:36.0 ATHENAHEALTH INC ATHN ELLIOTT ASSOCIATES 1.0% view
S 2018-06-18 09:14:00.0 ATHENAHEALTH INC ATHN JANUS HENDERSON GROUP PLC 11.8% view
S 2018-05-18 17:27:25.0 ATHENAHEALTH INC ATHN JANUS HENDERSON GROUP PLC 11.9% view
S 2018-05-10 10:50:15.0 ATHENAHEALTH INC ATHN FMR LLC 6.201% view
S 2018-05-07 10:16:55.0 ATHENAHEALTH INC ATHN ELLIOTT ASSOCIATES 1.0% view
S 2018-02-14 14:05:35.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 8.6% view
S 2018-02-14 12:35:05.0 ATHENAHEALTH INC ATHN SANDS CAPITAL MANAGEMENT 0.0% view
B 2018-02-14 08:38:24.0 ATHENAHEALTH INC ATHN NOMURA HOLDINGS INC 5.1% view
S 2018-02-13 18:38:15.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 4.5% view
B 2018-02-13 14:38:10.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 10.6% view
S 2018-02-13 09:33:23.0 ATHENAHEALTH INC ATHN FMR LLC 12.73% view
B 2018-02-12 08:51:04.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 8.04% view
S 2018-02-09 18:11:24.0 ATHENAHEALTH INC ATHN JANUS HENDERSON GROUP PLC 12.7% view
S 2018-02-08 11:22:29.0 ATHENAHEALTH INC ATHN WELLINGTON MANAGEMENT GROUP LLP 9.14% view
S 2018-02-02 07:46:33.0 ATHENAHEALTH INC ATHN VANGUARD SPECIALIZED FUNDS 5.58% view
S 2017-06-14 20:09:17.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC n/a view
B 2017-06-12 19:07:30.0 ATHENAHEALTH INC ATHN JANUS HENDERSON GROUP PLC 14.6% view
B 2017-06-12 13:33:46.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 14.6% view
S 2017-06-12 13:06:10.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 0.0% view
B 2017-05-18 08:30:46.0 ATHENAHEALTH INC ATHN ELLIOTT ASSOCIATES 9.1% view
B 2017-05-10 14:06:33.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 10.2% view
S 2017-02-14 12:11:09.0 ATHENAHEALTH INC ATHN SANDS CAPITAL MANAGEMENT 7.0% view
S 2017-02-14 10:52:51.0 ATHENAHEALTH INC ATHN GROWTH FUND OF AMERICA 2.2% view
B 2017-02-14 10:45:54.0 ATHENAHEALTH INC ATHN FMR LLC 14.999% view
S 2017-02-13 16:37:52.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 6.8% view
B 2017-02-13 14:38:29.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 14.5% view
B 2017-02-13 08:41:20.0 ATHENAHEALTH INC ATHN VANGUARD SPECIALIZED FUNDS 5.81% view
B 2017-02-10 14:55:57.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 10.3% view
B 2017-02-09 15:08:59.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 7.39% view
S 2017-02-06 13:31:12.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 4.5% view
S 2017-02-03 07:45:03.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 3.5% view
B 2016-11-10 17:16:34.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 10.3% view
B 2016-06-10 10:14:39.0 ATHENAHEALTH INC ATHN WELLINGTON MANAGEMENT GROUP LLP 11.26% view
B 2016-02-16 15:36:55.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 8.6% view
S 2016-02-12 17:49:17.0 ATHENAHEALTH INC ATHN SANDS CAPITAL MANAGEMENT 10.7% view
S 2016-02-12 17:39:21.0 ATHENAHEALTH INC ATHN GROWTH FUND OF AMERICA 6.5% view
S 2016-02-12 17:36:27.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 7.7% view
B 2016-02-12 08:54:19.0 ATHENAHEALTH INC ATHN FMR LLC 14.999% view
B 2016-02-11 13:50:35.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 6.5% view
S 2016-02-11 11:00:54.0 ATHENAHEALTH INC ATHN WELLINGTON MANAGEMENT GROUP LLP 8.52% view
S 2016-02-11 10:39:09.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 9.8% view
B 2016-02-10 15:38:38.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 6.72% view
S 2016-02-02 07:47:30.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 6.8% view
B 2015-09-10 13:07:38.0 ATHENAHEALTH INC ATHN WELLINGTON MANAGEMENT GROUP LLP 10.29% view
B 2015-02-17 19:36:32.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 8.1% view
B 2015-02-13 15:25:28.0 ATHENAHEALTH INC ATHN GROWTH FUND OF AMERICA 6.6% view
B 2015-02-13 13:57:30.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 8.7% view
S 2015-02-13 13:47:34.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 5.1% view
B 2015-02-13 10:04:28.0 ATHENAHEALTH INC ATHN FMR LLC 14.999% view
B 2015-02-12 16:13:13.0 ATHENAHEALTH INC ATHN SANDS CAPITAL MANAGEMENT 12.6% view
B 2015-02-12 09:39:49.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 12.7% view
B 2015-02-10 14:45:47.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 6.02% view
S 2015-02-10 11:47:46.0 ATHENAHEALTH INC ATHN BlackRock Inc 4.9% view
B 2015-02-03 13:35:16.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.6% view
B 2015-01-30 09:00:59.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 8.1% view
S 2014-07-10 15:58:56.0 ATHENAHEALTH INC ATHN BlackRock Inc 3.4% view
S 2014-03-24 07:01:59.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 7.7% view
B 2014-02-14 14:34:48.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 7.2% view
S 2014-02-14 06:45:31.0 ATHENAHEALTH INC ATHN FMR LLC 11.675% view
B 2014-02-12 21:38:24.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 6.7% view
B 2014-02-11 12:11:07.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 12.5% view
B 2014-02-11 10:07:00.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 5.91% view
S 2014-02-07 13:36:32.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 5.9% view
B 2014-02-07 12:31:19.0 ATHENAHEALTH INC ATHN SANDS CAPITAL MANAGEMENT 10.76% view
S 2014-01-30 07:37:34.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 8.5% view
B 2014-01-28 10:57:58.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.7% view
B 2013-04-09 11:09:54.0 ATHENAHEALTH INC ATHN Artisan Partners Limited Partnership 10.0% view
S 2013-02-14 14:21:41.0 ATHENAHEALTH INC ATHN FMR LLC 13.496% view
B 2013-02-14 11:52:19.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 7.2% view
B 2013-02-13 13:27:46.0 ATHENAHEALTH INC ATHN VANGUARD GROUP INC 5.46% view
S 2013-02-13 09:04:36.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 11.9% view
B 2013-02-12 16:37:24.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 5.9% view
B 2013-02-07 07:46:23.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 9.6% view
B 2013-02-06 12:14:35.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 84.0% view
B 2013-01-30 14:29:51.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.15% view
S 2012-11-08 08:21:54.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 7.6% view
S 2012-04-10 18:06:05.0 ATHENAHEALTH INC ATHN BlackRock Inc 4.98% view
B 2012-02-14 15:59:35.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 6.6% view
B 2012-02-14 12:11:36.0 ATHENAHEALTH INC ATHN FMR LLC 14.466% view
S 2012-02-13 21:29:51.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 4.9% view
S 2012-02-13 14:47:56.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.11% view
B 2012-02-10 08:54:26.0 ATHENAHEALTH INC ATHN PRICE T ROWE ASSOCIATES INC 8.9% view
S 2012-02-09 16:26:39.0 ATHENAHEALTH INC ATHN TCW GROUP INC 3.42% view
B 2012-02-08 10:13:03.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 12.1% view
B 2012-02-06 07:20:26.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 13.4% view
S 2012-01-20 13:56:05.0 ATHENAHEALTH INC ATHN KORNITZER CAPITAL MANAGEMENT INC 4.22% view
B 2011-10-07 15:49:54.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 12.0% view
S 2011-02-14 11:36:08.0 ATHENAHEALTH INC ATHN NEXT CENTURY GROWTH INVESTORS LLC 0.0% view
B 2011-02-14 06:36:27.0 ATHENAHEALTH INC ATHN JANUS CAPITAL MANAGEMENT LLC 6.6% view
B 2011-02-11 13:46:04.0 ATHENAHEALTH INC ATHN Capital Research Global Investors 5.6% view
S 2011-02-11 07:15:34.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 10.7% view
B 2011-02-09 18:46:23.0 ATHENAHEALTH INC ATHN TCW GROUP INC 6.7% view
S 2011-02-09 12:53:57.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 6.2% view
B 2011-02-02 16:10:17.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.2% view
B 2011-01-21 10:00:32.0 ATHENAHEALTH INC ATHN KORNITZER CAPITAL MANAGEMENT INC 7.9% view
S 2010-09-10 14:53:51.0 ATHENAHEALTH INC ATHN BlackRock Inc 4.89% view
B 2010-04-09 08:11:37.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 11.3% view
S 2010-02-16 16:03:28.0 ATHENAHEALTH INC ATHN VENROCK ASSOCIATES n/a view
B 2010-02-16 12:47:30.0 ATHENAHEALTH INC ATHN FMR LLC 8.289% view
B 2010-02-12 13:25:49.0 ATHENAHEALTH INC ATHN MORGAN STANLEY 7.1% view
S 2010-02-12 12:47:42.0 ATHENAHEALTH INC ATHN NEXT CENTURY GROWTH INVESTORS LLC 4.52% view
B 2010-02-11 06:22:39.0 ATHENAHEALTH INC ATHN ARTISAN PARTNERS HOLDINGS LP 8.8% view
B 2010-01-29 14:13:20.0 ATHENAHEALTH INC ATHN BlackRock Inc 5.06% view
S 2009-08-10 16:20:10.0 ATHENAHEALTH INC ATHN GILDER GAGNON HOWE & CO LLC 2.7% view
B 2009-05-11 08:07:48.0 ATHENAHEALTH INC ATHN FMR LLC 7.769% view
B 2009-03-18 14:46:07.0 ATHENAHEALTH INC ATHN NEXT CENTURY GROWTH INVESTORS LLC 5.54% view
S 2009-02-17 16:04:12.0 ATHENAHEALTH INC ATHN VENROCK ASSOCIATES 5.9% view
S 2009-02-12 09:49:04.0 ATHENAHEALTH INC ATHN CARDINAL HEALTH PARTNERS LP n/a view
S 2009-02-06 20:16:52.0 ATHENAHEALTH INC ATHN Draper Fisher Jurvetson Fund VI 0.44% view
S 2008-11-10 09:52:24.0 ATHENAHEALTH INC ATHN FMR LLC n/a view
B 2008-07-10 16:31:19.0 ATHENAHEALTH INC ATHN GILDER GAGNON HOWE & CO LLC 10.0% view
B 2008-05-12 16:43:23.0 ATHENAHEALTH INC ATHN GILDER GAGNON HOWE & CO LLC 5.9% view
B 2008-02-14 16:14:13.0 ATHENAHEALTH INC ATHN FMR LLC n/a view
B 2008-02-14 09:01:28.0 ATHENAHEALTH INC ATHN VENROCK ASSOCIATES 12.2% view
B 2008-02-13 14:09:56.0 ATHENAHEALTH INC ATHN OAK MANAGEMENT CORP 12.9% view
B 2008-02-11 16:30:38.0 ATHENAHEALTH INC ATHN CARDINAL HEALTH PARTNERS LP 8.3% view
B 2008-02-07 12:47:41.0 ATHENAHEALTH INC ATHN Draper Fisher Jurvetson Fund VI 12.26% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.