Prothena (PRTA) Insider Trading & Ownership

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$20.57

-0.43 (-2.05%)

(As of 04/18/2024 ET)

Current Insider Ownership Percentage: 28.20%
Number Of Insiders Buying (Last 12 Months): 0
Number Of Insiders Selling (Last 12 Months): 9
Amount Of Insider Selling (Last 12 Months): $20.59 M

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PRTA Insider Buying and Selling by Quarter

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Prothena Insider and Congressional Trades History

Transaction Type

Time Frame

Start Date

End Date

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Transaction Date	Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction
1/24/2024	Karin L. Walker	CAO	Sell	5,000	$34.00	$170,000.00
12/20/2023	Karin L. Walker	CAO	Sell	5,000	$37.19	$185,950.00
11/30/2023	Karin L. Walker	CAO	Sell	5,000	$34.00	$170,000.00
10/25/2023	Karin L. Walker	CAO	Sell	5,000	$41.04	$205,200.00
10/11/2023	Brandon S. Smith	COO	Sell	4,000	$46.75	$187,000.00
10/4/2023	Carol D. Karp	insider	Sell	5,000	$46.62	$233,100.00
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9/27/2023	Michael J. Malecek	insider	Sell	5,000	$47.38	$236,900.00
9/19/2023	Karin L. Walker	CAO	Sell	5,000	$52.36	$261,800.00
9/13/2023	Brandon S. Smith	COO	Sell	4,000	$55.49	$221,960.00
9/13/2023	Hideki Garren	insider	Sell	2,000	$55.48	$110,960.00
9/6/2023	Carol D. Karp	insider	Sell	5,000	$54.76	$273,800.00
8/30/2023	Michael J. Malecek	insider	Sell	5,000	$55.01	$275,050.00
8/18/2023	Karin L. Walker	CAO	Sell	5,000	$57.18	$285,900.00
8/16/2023	Brandon S. Smith	COO	Sell	4,000	$58.71	$234,840.00
8/16/2023	Hideki Garren	insider	Sell	2,000	$58.74	$117,480.00
8/2/2023	Wagner M. Zago	insider	Sell	4,000	$67.05	$268,200.00
7/26/2023	Michael J. Malecek	insider	Sell	5,000	$62.33	$311,650.00
7/19/2023	Karin L. Walker	CAO	Sell	5,000	$69.19	$345,950.00
7/12/2023	Brandon S. Smith	COO	Sell	4,000	$67.51	$270,040.00
7/12/2023	Hideki Garren	insider	Sell	2,000	$67.51	$135,020.00
7/5/2023	Carol D. Karp	insider	Sell	5,000	$68.13	$340,650.00
7/3/2023	Dennis J Selkoe	Director	Sell	5,000	$67.43	$337,150.00
6/28/2023	Michael J. Malecek	insider	Sell	5,000	$69.82	$349,100.00
6/16/2023	Hideki Garren	insider	Sell	7,331	$74.00	$542,494.00
6/14/2023	Brandon S. Smith	COO	Sell	5,333	$73.98	$394,535.34
6/14/2023	Hideki Garren	insider	Sell	4,669	$74.22	$346,533.18
6/7/2023	Wagner M. Zago	insider	Sell	19,000	$71.06	$1,350,140.00
5/31/2023	Michael J. Malecek	insider	Sell	5,000	$64.64	$323,200.00
5/19/2023	Karin L. Walker	CAO	Sell	5,000	$74.00	$370,000.00
5/17/2023	Gene G Kinney	CEO	Sell	45,000	$73.70	$3,316,500.00
5/17/2023	Tran Nguyen	CFO	Sell	95,000	$73.99	$7,029,050.00
5/3/2023	Dennis J Selkoe	Director	Sell	15,000	$57.00	$855,000.00
4/26/2023	Michael J. Malecek	insider	Sell	5,000	$53.46	$267,300.00
4/19/2023	Karin L. Walker	CAO	Sell	5,000	$52.90	$264,500.00

(Data available from 1/1/2013 forward)

PRTA Insider Trading Activity - Frequently Asked Questions

Who is on Prothena's Insider Roster?: The list of insiders at Prothena includes Brandon S. Smith, Carol D Karp, Christopher S Henney, Dennis J Selkoe, Ecor1 Capital, Llc, Gene G Kinney, Hideki Garren, Karin L Walker, Lars Ekman, Michael J Malecek, Richard T Collier, Shane Cooke, Tran Nguyen, Wagner M Zago. Learn more on insiders at PRTA.
What percentage of Prothena stock is owned by insiders?: 28.20% of Prothena stock is owned by insiders. Learn more on PRTA's insider holdings.
Which Prothena insiders have been buying company stock?: The following insider purchased PRTA shares in the last 24 months: Ecor1 Capital, Llc ($30,840,598.72).

How much insider buying is happening at Prothena?: Insiders have purchased a total of 1,062,736 PRTA shares in the last 24 months for a total of $30,840,598.72 bought.
Which Prothena insiders have been selling company stock?: The following insiders have sold PRTA shares in the last 24 months: Brandon S. Smith ($1,308,375.34), Carol D. Karp ($847,550.00), Dennis J Selkoe ($1,192,150.00), Gene G Kinney ($5,751,653.72), Hideki Garren ($1,978,167.18), Karin L. Walker ($5,181,600.00), Lars Ekman ($3,404,784.30), Michael J. Malecek ($4,286,300.00), Richard T Collier ($1,141,400.00), Shane Cooke ($2,104,600.00), Tran Nguyen ($12,582,994.80), and Wagner M. Zago ($1,618,340.00).
How much insider selling is happening at Prothena?: Insiders have sold a total of 754,576 Prothena shares in the last 24 months for a total of $41,397,915.34 sold.

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This page (NASDAQ:PRTA) was last updated on 4/18/2024 by MarketBeat.com Staff

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Prothena (PRTA) Insider Trading & Ownership

PRTA Insider Buying and Selling by Quarter

Prothena Insider and Congressional Trades History

PRTA Insider Trading Activity - Frequently Asked Questions

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Prothena (PRTA) Insider Trading & Ownership

Prothena (NASDAQ:PRTA) Insider Buying and Selling Activity

PRTA Insider Buying and Selling by Quarter

Prothena Insider and Congressional Trades History

PRTA Insider Trading Activity - Frequently Asked Questions

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