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PRTA - As of  06/19/24, 06:56:35 PM:   36 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 8.6% view
B 2020-01-28 11:34:42.0 Prothena Corp plc PRTA EcoR1 Capital 23.6% view
S 2019-09-09 16:33:01.0 Prothena Corp plc PRTA LF Woodford Equity Income Fund 0.0% view
B 2019-08-26 15:53:13.0 Prothena Corp plc PRTA GREAT POINT PARTNERS LLC 5.18% view
S 2019-07-09 14:59:09.0 Prothena Corp plc PRTA Woodford Investment Management Ltd 22.0% view
S 2019-03-11 16:15:40.0 Prothena Corp plc PRTA SCOPIA CAPITAL MANAGEMENT LP 29.9% view
S 2019-02-14 15:21:55.0 Prothena Corp plc PRTA LF Woodford Equity Income Fund 6.2% view
S 2019-02-13 12:02:30.0 Prothena Corp plc PRTA FMR LLC 5.37% view
S 2019-02-06 15:16:55.0 Prothena Corp plc PRTA BlackRock Inc 2.3% view
S 2019-01-10 16:14:31.0 Prothena Corp plc PRTA SCOPIA CAPITAL MANAGEMENT LP 3.8% view
B 2018-02-13 17:10:44.0 Prothena Corp plc PRTA Woodford Patient Capital Trust 6.6% view
B 2018-02-13 16:59:14.0 Prothena Corp plc PRTA FMR LLC 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 CF Woodford Equity Income Fund 19.9% view
B 2017-02-14 11:45:23.0 Prothena Corp plc PRTA VANGUARD SPECIALIZED FUNDS 6.23% view
B 2017-02-10 15:41:03.0 Prothena Corp plc PRTA WELLINGTON MANAGEMENT GROUP LLP 8.75% view
B 2017-02-07 12:17:01.0 Prothena Corp plc PRTA BlackRock Inc 7.6% view
B 2016-12-12 10:55:42.0 Prothena Corp plc PRTA Woodford Investment Management LLP 20.2% view
S 2016-02-19 15:54:07.0 Prothena Corp plc PRTA CF Woodford Equity Income Fund 7.38% view
S 2016-02-09 08:20:50.0 Prothena Corp plc PRTA VANGUARD SPECIALIZED FUNDS 9.8% view
B 2016-01-27 12:24:57.0 Prothena Corp plc PRTA BlackRock Inc 20.1% view
B 2015-09-09 17:16:45.0 Prothena Corp plc PRTA Woodford Investment Management LLP 11.0% view
S 2015-02-25 17:41:01.0 Prothena Corp plc PRTA RA CAPITAL MANAGEMENT 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 FMR LLC 9.16% view
B 2015-02-10 15:16:39.0 Prothena Corp plc PRTA PRICE T ROWE ASSOCIATES INC 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 FMR LLC 5.5% view
B 2014-02-12 14:36:55.0 Prothena Corp plc PRTA ADAGE CAPITAL PARTNERS GP LLC 10.3% view
S 2014-02-07 15:12:41.0 Prothena Corp plc PRTA PERRIGO Co plc 0.0% view
S 2014-01-27 21:28:19.0 Prothena Corp plc n/a JOHNSON & JOHNSON 1.0% view
S 2013-08-27 12:11:06.0 Prothena Corp plc n/a WELLINGTON MANAGEMENT CO LLP 8.66% view
B 2013-06-10 11:08:34.0 Prothena Corp plc n/a FMR LLC 9.605% view
B 2013-02-14 12:50:42.0 Prothena Corp plc n/a JOHNSON & JOHNSON 14.82% view
B 2013-02-11 14:21:19.0 Prothena Corp plc n/a WELLINGTON MANAGEMENT CO LLP 13.87% 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.