9.24
price down icon4.15%   -0.40
 
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前日終値:
$9.64
開ける:
$9.64
24時間の取引高:
505.13K
Relative Volume:
0.97
時価総額:
$483.74M
収益:
$57.94M
当期純損益:
$-151.18M
株価収益率:
-3.2864
EPS:
-2.8116
ネットキャッシュフロー:
$-86.56M
1週間 パフォーマンス:
-4.64%
1か月 パフォーマンス:
+16.81%
6か月 パフォーマンス:
+0.54%
1年 パフォーマンス:
+40.64%
1日の値動き範囲:
Value
$9.03
$9.82
1週間の範囲:
Value
$9.03
$10.02
52週間の値動き範囲:
Value
$6.16
$11.80

Prothena Corp Plc Stock (PRTA) Company Profile

Name
名前
Prothena Corp Plc
Name
セクター
Healthcare (1096)
Name
電話
011-353-1-236-2500
Name
住所
77 SIR JOHN ROGERSON'S QUAY, BLOCK C, DUBLIN 2
Name
職員
67
Name
Twitter
@ProthenaCorp
Name
次回の収益日
2026-08-03
Name
最新のSEC提出書
Name
PRTA's Discussions on Twitter

Compare PRTA vs VRTX, REGN, ARGX, ALNY, RVMD

株式 価格 時価総額 収益 当期純利益 現金流量 EPS
PRTA icon
PRTA
Prothena Corp Plc
9.24 483.74M 57.94M -151.18M -86.56M -2.8116
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
485.39 123.19B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
664.52 69.67B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
877.62 54.58B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
298.76 39.89B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
186.88 39.73B 742.00K -1.37B -1.07B -7.0731

Prothena Corp Plc Stock (PRTA) Upgrades & Downgrades

日付 アクション アナリスト 評価の変更
2025-05-28 ダウングレード BofA Securities Neutral → Underperform
2025-05-27 ダウングレード Cantor Fitzgerald Overweight → Neutral
2025-05-27 ダウングレード Jefferies Buy → Hold
2025-05-27 ダウングレード Oppenheimer Outperform → Perform
2024-12-20 開始されました Chardan Capital Markets Buy
2024-01-30 ダウングレード BofA Securities Buy → Neutral
2023-12-12 開始されました Deutsche Bank Buy
2023-04-24 開始されました SVB Securities Outperform
2023-01-27 開始されました Piper Sandler Overweight
2022-11-04 ダウングレード RBC Capital Mkts Outperform → Sector Perform
2022-09-28 アップグレード BofA Securities Neutral → Buy
2021-11-19 開始されました JMP Securities Mkt Outperform
2021-06-18 アップグレード BofA Securities Underperform → Neutral
2021-06-08 繰り返されました Oppenheimer Outperform
2021-05-26 開始されました Citigroup Buy
2021-02-26 アップグレード RBC Capital Mkts Sector Perform → Outperform
2021-02-12 アップグレード Jefferies Hold → Buy
2021-02-02 アップグレード BTIG Research Neutral → Buy
2020-12-07 開始されました H.C. Wainwright Buy
2020-07-09 アップグレード Oppenheimer Perform → Outperform
2019-11-19 アップグレード Evercore ISI In-line → Outperform
2018-05-21 ダウングレード Barclays Equal Weight → Underweight
2018-04-23 ダウングレード Jefferies Buy → Hold
2018-04-05 繰り返されました Barclays Overweight
2017-11-20 ダウングレード Wedbush Outperform → Neutral
2017-09-29 繰り返されました BTIG Research Buy
2017-09-15 開始されました RBC Capital Mkts Outperform
2017-08-17 開始されました Evercore ISI Outperform
2017-07-11 開始されました Jefferies Buy
2017-04-12 開始されました Cantor Fitzgerald Overweight
2017-04-12 開始されました Piper Jaffray Overweight
2017-03-02 開始されました Instinet Buy
2016-12-21 開始されました SunTrust Buy
2016-11-03 開始されました Deutsche Bank Buy
2016-08-04 繰り返されました Barclays Overweight
2016-05-13 開始されました Barclays Overweight
2016-02-19 繰り返されました Wedbush Outperform
2016-01-21 開始されました Credit Suisse Outperform
すべてを表示

Prothena Corp Plc (PRTA) 最新ニュース

pulisher
Jul 07, 2026

Prothena Corp plc updates investors on pipeline progress as neurodegeneration focus deepens - ad-hoc-news.de

Jul 07, 2026
pulisher
Jul 07, 2026

Transthyretin Amyloidosis Treatment Market Size to Reach USD 35.10 Billion by 2035, Growing at a 14.64% CAGR | SNS Insider - GlobeNewswire Inc.

Jul 07, 2026
pulisher
Jul 02, 2026

PRTAProthena Corp Plc Options - Finviz

Jul 02, 2026
pulisher
Jun 27, 2026

Price to sales forward of Prothena Corp. Plc – MUN:0PT - TradingView

Jun 27, 2026
pulisher
Jun 27, 2026

Enterprise value to revenue forward of Prothena Corporation plc – NASDAQ:PRTA - TradingView

Jun 27, 2026
pulisher
Jun 27, 2026

Enterprise value to EBIT forward of Prothena Corporation plc – NASDAQ:PRTA - TradingView

Jun 27, 2026
pulisher
Jun 27, 2026

Price to book forward of Prothena Corp. Plc – MUN:0PT - TradingView

Jun 27, 2026
pulisher
Jun 26, 2026

Enterprise value to EBITDA forward of Prothena Corp. Plc – MUN:0PT - TradingView

Jun 26, 2026
pulisher
Jun 26, 2026

Enterprise value to revenue forward of Prothena Corp. Plc – MUN:0PT - TradingView

Jun 26, 2026
pulisher
Jun 26, 2026

Prothena Corp, Parkinson antibody program draws attention for the stock - ad-hoc-news.de

Jun 26, 2026
pulisher
Jun 26, 2026

Prothena Corp. Plc Actuals & Estimates (NASDAQ:PRTA) - TradingView

Jun 26, 2026
pulisher
Jun 26, 2026

Prothena Corp. Plc Actuals & Estimates (DUS:0PT) - TradingView

Jun 26, 2026
pulisher
Jun 25, 2026

Prothena Corp. Plc Actuals & Estimates (SWB:0PT) - TradingView

Jun 25, 2026
pulisher
Jun 25, 2026

PRTA Forecast — Price Target — Prediction for 2027 - TradingView

Jun 25, 2026
pulisher
Jun 25, 2026

0PT Forecast — Price Target — Prediction for 2027 - TradingView

Jun 25, 2026
pulisher
Jun 24, 2026

Prothena Corporation PLC (PRTA) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Jun 24, 2026
pulisher
Jun 23, 2026

Prothena Corporation Plc (NASDAQ:PRTA) About To Shift From Loss To Profit - Moomoo

Jun 23, 2026
pulisher
Jun 22, 2026

Prothena Corp plc strategy in focus, shares watched against biotech peers - AD HOC NEWS

Jun 22, 2026
pulisher
Jun 18, 2026

Prothena Corporation PLC (PRTA) Dividends & Stock Splits: Historical Payouts and Event Timeline - TradingKey

Jun 18, 2026
pulisher
Jun 18, 2026

Prothena Corporation PLC (PRTA) Shareholder Structure: Major Shareholders & Institutional Holdings - TradingKey

Jun 18, 2026
pulisher
Jun 18, 2026

Prothena Corporation PLC (PRTA) Revenue Breakdown: Business Segments, Regional Revenue & Profit Contribution - TradingKey

Jun 18, 2026
pulisher
Jun 17, 2026

Prothena Corporation PLC (PRTA) Risk Assessment: Volatility, Financial Risk & Investment Risk - TradingKey

Jun 17, 2026
pulisher
Jun 17, 2026

Price-Driven Insight from (PRTA) for Rule-Based Strategy - Stock Traders Daily

Jun 17, 2026
pulisher
Jun 06, 2026

(PRTA) Price Dynamics and Execution-Aware Positioning - Stock Traders Daily

Jun 06, 2026
pulisher
May 29, 2026

PRTA Q1 2026 Earnings: Surprise EPS Beat Driven by Milestone Revenue, Stock Edges HigherDownward Estimate Revision - The Legal Advocate

May 29, 2026
pulisher
May 26, 2026

(PRTA) as a Liquidity Pulse for Institutional Tactics - Stock Traders Daily

May 26, 2026
pulisher
May 25, 2026

Penbrook Management LLC's Prothena Corp PLC(PRTA) Holding History - GuruFocus

May 25, 2026
pulisher
May 15, 2026

Prothena (NASDAQ: PRTA) investors approve board, KPMG and executive pay - Stock Titan

May 15, 2026
pulisher
May 15, 2026

Rubric Capital and David Rosen disclose 9.29% stake in Prothena (PRTA) - Stock Titan

May 15, 2026
pulisher
May 14, 2026

Prothena Corp plc stock (IE00B91XRN20): Biotech investor focus amid pipeline updates - AD HOC NEWS

May 14, 2026
pulisher
May 14, 2026

Number of shareholders of Prothena Corp. Plc – DUS:0PT - TradingView

May 14, 2026
pulisher
May 12, 2026

PRTA Stock Price, Quote & Chart | PROTHENA CORP PLC (NASDAQ:PRTA) - ChartMill

May 12, 2026
pulisher
May 11, 2026

William Scully reports 10.27% stake in PROTHENA (NASDAQ: PRTA) - Stock Titan

May 11, 2026
pulisher
May 11, 2026

Prothena Corp. Down Over 9%, on Pace for Largest Percent Decrease Since May 2025 -- Data Talk - Moomoo

May 11, 2026
pulisher
May 11, 2026

Earnings Beat: Prothena Corporation plc Just Beat Analyst Forecasts, And Analysts Have Been Updating Their Models - Yahoo Finance

May 11, 2026
pulisher
May 09, 2026

Prothena (PRTA) Heavy US$244 Million Annual Loss Tests Bullish Profitability Narratives - Sahm

May 09, 2026
pulisher
May 08, 2026

Prothena Posts Q1 Earnings as Revenues Surge on Milestone Payment - Yahoo Finance

May 08, 2026
pulisher
May 08, 2026

Prothena (PRTA) Highlights Progress in Parkinson's Research and Collaborations - GuruFocus

May 08, 2026
pulisher
May 08, 2026

Citizens raises Prothena stock price target on milestone payment By Investing.com - Investing.com UK

May 08, 2026
pulisher
May 08, 2026

Prothena (PRTA) Revises 2026 Cash Outlook and Operating Expenses - GuruFocus

May 08, 2026
pulisher
May 07, 2026

Prothena (NASDAQ:PRTA) Smashes Q1 Estimates on $50 Million Milestone Payment, Shares Steady - ChartMill

May 07, 2026
pulisher
May 07, 2026

Prothena: Q1 Earnings Snapshot - marketscreener.com

May 07, 2026
pulisher
May 07, 2026

Milestone revenue lifts Prothena (NASDAQ: PRTA) cash and pipeline - Stock Titan

May 07, 2026
pulisher
May 07, 2026

Prothena (NASDAQ: PRTA) posts $32.7M Q1 profit and lifts 2026 cash outlook - Stock Titan

May 07, 2026
pulisher
May 07, 2026

A $50M Novo milestone reshaped Prothena’s 2026 cash outlook - Stock Titan

May 07, 2026
pulisher
May 07, 2026

Tranche Update on Prothena Corporation plc's Equity Buyback Plan announced on February 27, 2026. - marketscreener.com

May 07, 2026
pulisher
Apr 30, 2026

Prothena to Report First Quarter 2026 Financial Results on May 7 - ChartMill

Apr 30, 2026
pulisher
Apr 29, 2026

3 Growth Companies Insiders Are Eager To Hold - Sahm

Apr 29, 2026
pulisher
Apr 28, 2026

Prothena (NASDAQ:PRTA) Shares Up 5.9%Time to Buy? - MarketBeat

Apr 28, 2026
pulisher
Apr 27, 2026

FDA Fast Track granted to Phase 3 drug for ATTR-CM - Stock Titan

Apr 27, 2026
pulisher
Apr 27, 2026

Prothena Announces Novo Nordisk Obtains Fast Track Designation from the U.S. FDA for Coramitug (PRX004) in ATTR Amyloidosis with Cardiomyopathy - The Joplin Globe

Apr 27, 2026

Prothena Corp Plc (PRTA) 財務データ

収益

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当期純利益

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現金流量

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EPS

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Prothena Corp Plc (PRTA) インサイダートレーディング

インサイダートレーディング 関係 日付 取引 コスト #株式 値 ($) #株式総数
SCULLY WILLIAM P
10% Owner
Jun 11 '26
Buy
8.17
125,000
1,021,225
1,061,000
$56.43
price down icon 2.64%
$115.61
price down icon 2.24%
$35.97
price down icon 2.28%
$68.27
price down icon 10.83%
ONC ONC
$298.70
price down icon 1.36%
$186.88
price down icon 2.22%
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