Bulletin
Investor Alert

New York Markets Close in:

Market Snapshot Winners and Losers

Prothena Corp. PLC

NAS: PRTA

GO

Set Alerts

Market Index

Overview Profile Charts Financials Historical Quotes Analyst Estimates Options SEC Filings Insiders
/marketstate/country/us
Prothena Corp. PLC

Countdown to close

PRTA
/zigman2/quotes/204713496/composite

$

35.10

Change

-0.13 -0.37%

Volume

Volume 419,985

Jan 24, 2022, 3:35 p.m.

Real time quotes

/zigman2/quotes/204713496/composite

Previous close

$ 35.23

$ 35.10

Change

-0.13 -0.37%

Day low

Day high

$32.34

$35.11

Open
Open: 34.50

52 week low

52 week high

$10.72

$79.75

Open

Market cap

$1.64B

Average volume

450,049

P/E ratio

33.49

Rev. per Employee

$3.03M

EPS

1.03

Dividend

N/A

Div yield

N/A

Ex dividend date

N/A

Compare:
Indexes
  • Dow(INDU) INDU
  • Nasdaq (COMP) COMP
  • S&P 500 (SPX) SPX
  • Global Dow (GDOW) GDOW
1d
5d
3m
6m
1y
3y
5y
/news/latest/company/us/prta

MarketWatch News on PRTA

  4. Biotech stocks are a buy — especially these 18 picks

    1:02 p.m. March 13, 2021

    - Michael Brush

  6. Prothena upgraded to outperform from perform at Oppenheimer

    7:17 a.m. July 9, 2020

    - Tomi Kilgore

  7. Prothena upgraded to outperform from in line at Evercore ISI

    7:41 a.m. Nov. 19, 2019

    - Tomi Kilgore

  10. Prothena shares slide 2.2% premarket

    8:06 a.m. May 24, 2018

    - Ciara Linnane

  11. Prothena to lay off 57% of its workforce in reorganization

    8:05 a.m. May 24, 2018

    - Ciara Linnane

  12. Prothena expects to burn $40 mln to $50 mln of cash in 2018

    8:06 a.m. May 24, 2018

    - Ciara Linnane

  13. Prothena downgraded to sector perform from outperform at RBC Capital

    1:05 p.m. April 23, 2018

    - Tomi Kilgore

  14. Prothena shares plummet 60% on discontinued drug

    7:45 a.m. April 23, 2018

    - Emma Court

  15. Prothena shares plummet 60% on discontinued drug

    7:36 a.m. April 23, 2018

    - Emma Court

  16. Prothena shares surge on Celgene collaboration

    4:19 p.m. March 20, 2018

    - Wallace Witkowski

  17. Top Doc Quits Prothena As Key Trial Nears

    4:31 p.m. Feb. 5, 2018

    - Barrons Blogs

  19. Biotech Prothena shares fall after it scraps psoriasis trial

    10:52 a.m. Sept. 29, 2017

    - Ciara Linnane

  21. Loading more headlines...

Analyst Ratings

/news/nonmarketwatch/company/us/prta

Other News on PRTA

  4. 5 Biotech Stocks That More Than Doubled This Year

    8:09 a.m. Dec. 23, 2021

    - Zacks.com

  6. Prothena: A Biotech Company With A Promising Pipeline

    5:12 a.m. Dec. 1, 2021

    - Seeking Alpha

  12. Prothena (PRTA) Q3 Earnings and Revenues Miss Estimates

    7:56 p.m. Nov. 4, 2021

    - Zacks.com

  13. 10-Q: PROTHENA CORP PUBLIC LTD CO

    3:45 p.m. Nov. 4, 2021

    - Edgar Online - (EDG = 10Q, 10K)

  14. VRTX vs. PRTA: Which Stock Is the Better Value Option?

    10:40 a.m. Oct. 28, 2021

    - Zacks.com

  17. VRTX vs. PRTA: Which Stock Should Value Investors Buy Now?

    10:40 a.m. Oct. 12, 2021

    - Zacks.com

  18. Roche's (RHHBY) AD Drug Gets Breakthrough Therapy Status

    8:10 a.m. Oct. 12, 2021

    - Zacks.com

  20. Prothena names Brandon Smith as COO

    3:13 p.m. Oct. 1, 2021

    - Seeking Alpha

  21. Loading more headlines...
/news/pressrelease/company/us/prta

Press Releases on PRTA

  5. Prothena Announces Executive Appointments

    3:05 p.m. Oct. 1, 2021

    - GlobeNewswire

  21. Loading more headlines...

Rates »

Mortgage Equity Savings Auto
Trending Tickers
  • /zigman2/quotes/200030751/composite CLSK-1.06%
  • /zigman2/quotes/228559245/composite ADGI-78.81%
  • /zigman2/quotes/216531076/composite ESSC-26.63%
  • /zigman2/quotes/211617595/composite BYND+9.29%
  • /zigman2/quotes/205021014/composite RUN-15.70%
X
Powered by StockTwits
Link to MarketWatch's Slice.