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PRTA - As of  05/21/24, 03:24:11 AM:   35 Insider Transactions.

Sector: Healthcare    Industry: Biotechnology
Prev Close:$44.37  Avg Vol(3m): 463,483  P/E: 0.00  EPS: -2.91

Email this page to a friend.    Insider Transactions for PRTA

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-02-14 16:20:41.0 Prothena Corp plc PRTA ORBIMED ADVISORS LLC 5.74% view
B 2020-01-28 11:34:42.0 Prothena Corp plc PRTA WELLINGTON MANAGEMENT GROUP LLP 23.6% view
B 2019-09-09 16:33:01.0 Prothena Corp plc PRTA LF Woodford Equity Income Fund 0.0% view
B 2019-08-05 16:10:03.0 Prothena Corp plc PRTA GREAT POINT PARTNERS LLC 5.18% view
S 2019-07-09 14:59:09.0 Prothena Corp plc PRTA Woodford Patient Capital Trust Plc 4.7% view
S 2019-02-14 15:37:14.0 Prothena Corp plc PRTA LF Woodford Equity Income Fund 19.9% view
S 2019-02-14 15:11:07.0 Prothena Corp plc PRTA FMR LLC 12.318% view
S 2019-02-12 09:34:54.0 Prothena Corp plc PRTA BlackRock Inc 2.3% view
B 2019-01-10 16:14:31.0 Prothena Corp plc PRTA SCOPIA CAPITAL MANAGEMENT LP 11.6% view
B 2018-02-13 17:10:44.0 Prothena Corp plc PRTA Woodford Investment Management Ltd 6.6% view
B 2018-02-13 16:59:14.0 Prothena Corp plc PRTA CF Woodford Equity Income Fund 14.999% view
S 2018-02-08 11:10:35.0 Prothena Corp plc PRTA VANGUARD SPECIALIZED FUNDS 5.59% view
B 2018-01-30 15:46:11.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 15.8% view
B 2017-02-14 17:05:10.0 Prothena Corp plc PRTA FMR LLC 14.999% view
B 2017-02-13 08:45:50.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 10.5% view
S 2017-02-09 10:57:01.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 9.6% view
B 2017-01-25 17:23:28.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 10.1% view
B 2016-02-19 16:05:15.0 Prothena Corp plc PRTA CF Woodford Equity Income Fund 15.7% view
S 2016-02-11 14:22:32.0 Prothena Corp plc PRTA VANGUARD SPECIALIZED FUNDS 5.27% view
B 2016-02-08 16:18:25.0 Prothena Corp plc PRTA BlackRock Inc 6.5% view
B 2015-10-08 19:03:18.0 Prothena Corp plc PRTA Woodford Investment Management LLP 18.7% view
S 2015-04-07 17:04:43.0 Prothena Corp plc PRTA Woodford Investment Management LLP 0.0% view
S 2015-02-17 16:10:23.0 Prothena Corp plc PRTA ADAGE CAPITAL PARTNERS GP LLC 0.0% view
B 2015-02-13 10:30:47.0 Prothena Corp plc PRTA WELLINGTON MANAGEMENT GROUP LLP 9.16% view
B 2015-02-10 15:16:39.0 Prothena Corp plc PRTA VANGUARD SPECIALIZED FUNDS 6.07% view
B 2015-02-02 16:39:08.0 Prothena Corp plc PRTA ADAGE CAPITAL PARTNERS GP LLC 4.73% view
S 2014-02-14 14:00:28.0 Prothena Corp plc PRTA WELLINGTON MANAGEMENT CO LLP 6.5% view
B 2014-02-14 06:56:33.0 Prothena Corp plc PRTA ORBIMED ADVISORS LLC 5.5% view
B 2014-02-12 14:36:55.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 10.3% view
S 2014-02-07 15:12:41.0 Prothena Corp plc PRTA PERRIGO Co plc 0.0% view
B 2014-01-27 21:28:19.0 Prothena Corp plc n/a JOHNSON & JOHNSON 1.0% view
B 2013-08-07 08:52:55.0 Prothena Corp plc n/a WELLINGTON MANAGEMENT CO LLP 11.279% view
S 2013-02-14 14:07:42.0 Prothena Corp plc n/a WELLINGTON MANAGEMENT CO LLP 9.77% view
B 2013-02-13 16:37:39.0 Prothena Corp plc n/a WELLINGTON MANAGEMENT CO LLP 13.87% view
B 2013-02-01 14:46:48.0 Prothena Corp plc n/a ELAN CORP PLC 18.0% 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.