8.99
price up icon5.64%   0.48
after-market 시간 외 거래: 8.99
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전일 마감가:
$8.51
열려 있는:
$8.72
하루 거래량:
385.51K
Relative Volume:
0.77
시가총액:
$461.52M
수익:
$57.94M
순이익/손실:
$-151.18M
주가수익비율:
-3.1975
EPS:
-2.8116
순현금흐름:
$-86.56M
1주 성능:
+7.92%
1개월 성능:
-4.87%
6개월 성능:
+2.74%
1년 성능:
+8.44%
1일 변동 폭
Value
$8.70
$9.09
1주일 범위
Value
$8.20
$9.09
52주 변동 폭
Value
$7.73
$11.80

Prothena Corp Plc Stock (PRTA) Company Profile

Name
명칭
Prothena Corp Plc
Name
전화
011-353-1-236-2500
Name
주소
77 SIR JOHN ROGERSON'S QUAY, BLOCK C, DUBLIN 2
Name
직원
67
Name
트위터
@ProthenaCorp
Name
다음 수익 날짜
2026-11-05
Name
최신 SEC 제출 서류
Name
PRTA's Discussions on Twitter

Compare PRTA vs VRTX, REGN, MRNA, ARGX, ONC

주식 가격 시가총액 매출 순이익 현금흐름 주당 순 이익
PRTA icon
PRTA
Prothena Corp Plc
8.99 458.44M 57.94M -151.18M -86.56M -2.8116
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
514.99 130.64B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
803.90 80.46B 14.92B 4.42B 3.79B 41.04
MRNA icon
MRNA
Moderna Inc
182.56 57.48B 2.23B -3.19B -1.60B -8.1462
ARGX icon
ARGX
Argen X Se Adr
963.79 61.58B 4.16B 1.29B 734.26M 19.58
ONC icon
ONC
Beone Medicines Ltd Adr
368.08 39.20B 5.76B 514.49M 1.10B 4.4813

Prothena Corp Plc Stock (PRTA) Upgrades & Downgrades

날짜 액션 분석자 등급 변경
2025-05-28 다운그레이드 BofA Securities Neutral → Underperform
2025-05-27 다운그레이드 Cantor Fitzgerald Overweight → Neutral
2025-05-27 다운그레이드 Jefferies Buy → Hold
2025-05-27 다운그레이드 Oppenheimer Outperform → Perform
2024-12-20 개시 Chardan Capital Markets Buy
2024-01-30 다운그레이드 BofA Securities Buy → Neutral
2023-12-12 개시 Deutsche Bank Buy
2023-04-24 개시 SVB Securities Outperform
2023-01-27 개시 Piper Sandler Overweight
2022-11-04 다운그레이드 RBC Capital Mkts Outperform → Sector Perform
2022-09-28 업그레이드 BofA Securities Neutral → Buy
2021-11-19 개시 JMP Securities Mkt Outperform
2021-06-18 업그레이드 BofA Securities Underperform → Neutral
2021-06-08 재확인 Oppenheimer Outperform
2021-05-26 개시 Citigroup Buy
2021-02-26 업그레이드 RBC Capital Mkts Sector Perform → Outperform
2021-02-12 업그레이드 Jefferies Hold → Buy
2021-02-02 업그레이드 BTIG Research Neutral → Buy
2020-12-07 개시 H.C. Wainwright Buy
2020-07-09 업그레이드 Oppenheimer Perform → Outperform
2019-11-19 업그레이드 Evercore ISI In-line → Outperform
2018-05-21 다운그레이드 Barclays Equal Weight → Underweight
2018-04-23 다운그레이드 Jefferies Buy → Hold
2018-04-05 재확인 Barclays Overweight
2017-11-20 다운그레이드 Wedbush Outperform → Neutral
2017-09-29 재확인 BTIG Research Buy
2017-09-15 개시 RBC Capital Mkts Outperform
2017-08-17 개시 Evercore ISI Outperform
2017-07-11 개시 Jefferies Buy
2017-04-12 개시 Cantor Fitzgerald Overweight
2017-04-12 개시 Piper Jaffray Overweight
2017-03-02 개시 Instinet Buy
2016-12-21 개시 SunTrust Buy
2016-11-03 개시 Deutsche Bank Buy
2016-08-04 재확인 Barclays Overweight
2016-05-13 개시 Barclays Overweight
2016-02-19 재확인 Wedbush Outperform
2016-01-21 개시 Credit Suisse Outperform
모두보기

Prothena Corp Plc 주식(PRTA)의 최신 뉴스

pulisher
Sep 09, 2026

Prothena to Participate in the H.C. Wainwright 28th Annual Global Investment Conference - Yahoo Finance

Sep 09, 2026
pulisher
Sep 05, 2026

Prothena stock holds near USD 9.60 after market cap update - AD HOC NEWS

Sep 05, 2026
pulisher
Sep 02, 2026

Responsive Playbooks and the PRTA Inflection - Stock Traders Daily

Sep 02, 2026
pulisher
Aug 31, 2026

Prothena Corporation plc (PRTA) Key Financial Ratios – Valuation, Profitability & More - Value Research

Aug 31, 2026
pulisher
Aug 28, 2026

Prothena Stock Price Forecast. Should You Buy PRTA? - StockInvest.us

Aug 28, 2026
pulisher
Aug 28, 2026

Prothena Corporation plc (PRTA) Financials – Balance Sheet, Profit & Loss, Cash Flow - Value Research

Aug 28, 2026
pulisher
Aug 28, 2026

Prothena Corporation plc (PRTA) Shareholding Pattern – Promoters, FIIs & DIIs - Value Research

Aug 28, 2026
pulisher
Aug 21, 2026

Prothena (NASDAQ:PRTA) Major Shareholder Buys 50,000 Shares of Stock - MarketBeat

Aug 21, 2026
pulisher
Aug 19, 2026

Prothena (NASDAQ:PRTA) Shares Pass Below Two Hundred Day Moving AverageShould You Sell? - MarketBeat

Aug 19, 2026
pulisher
Aug 18, 2026

Prothena (PRTA) Holds Steady Near $8.88 as Shares Sit Between Key Support and ResistancePositive Gamma - vinanet.vn

Aug 18, 2026
pulisher
Aug 12, 2026

Precision Trading with Prothena Corporation Plc (PRTA) Risk Zones - Stock Traders Daily

Aug 12, 2026
pulisher
Aug 11, 2026

HC Wainwright Issues Positive Estimate for Prothena Earnings - MarketBeat

Aug 11, 2026
pulisher
Aug 08, 2026

Prothena (PRTA) Stock Shrugs Off Revenue Drop As Pipeline Stakes Rise - Sahm

Aug 08, 2026
pulisher
Aug 07, 2026

Prothena Corporation PLC (PRTA) Stock News Today - TradingKey

Aug 07, 2026
pulisher
Aug 07, 2026

PRTA's Q2 Loss Narrower Than Expected, Pipeline Progress in Focus - tradingview.com

Aug 07, 2026
pulisher
Aug 07, 2026

Prothena (NASDAQ:PRTA) Announces Quarterly Earnings Results, Beats Expectations By $0.03 EPS - MarketBeat

Aug 07, 2026
pulisher
Aug 06, 2026

Prothena (PRTA) Reports Q2 Loss, Misses Revenue Estimates - Yahoo Finance

Aug 06, 2026
pulisher
Aug 06, 2026

Prothena Corporation PLC reports results for the quarter ended June 30Earnings Summary - tradingview.com

Aug 06, 2026
pulisher
Aug 06, 2026

Prothena: Q2 Earnings Snapshot - marketscreener.com

Aug 06, 2026
pulisher
Aug 06, 2026

Prothena (NASDAQ: PRTA) turns H1 2026 profit on $50M milestone - Stock Titan

Aug 06, 2026
pulisher
Aug 06, 2026

Prothena Reports Second Quarter 2026 Financial Results and Business Highlights - marketscreener.com

Aug 06, 2026
pulisher
Aug 06, 2026

FMR LLC discloses 13.8% Prothena (PRTA) ownership; key fund holds 6.4% - stocktitan.net

Aug 06, 2026
pulisher
Aug 06, 2026

Renaissance Technologies LLC Has $5.91 Million Stock Position in Prothena Corporation plc $PRTA - MarketBeat

Aug 06, 2026
pulisher
Aug 04, 2026

Prothena Corporation PLC expected to post a loss of 39 cents a shareEarnings Preview - tradingview.com

Aug 04, 2026
pulisher
Aug 01, 2026

Technical Reactions to PRTA Trends in Macro Strategies - Stock Traders Daily

Aug 01, 2026
pulisher
Jul 31, 2026

Prothena (NASDAQ:PRTA) Insider Anne Evans Kingston Sells 7,662 Shares of Stock - MarketBeat

Jul 31, 2026
pulisher
Jul 30, 2026

Prothena Corp PLC (PRTA) Chief Strategy Officer Anne Kingston Se - GuruFocus

Jul 30, 2026
pulisher
Jul 30, 2026

Prothena Q2 Results: Financial data release set for Aug 6 - scanx.trade

Jul 30, 2026
pulisher
Jul 29, 2026

BlackRock (PRTA holder) discloses 6.9% beneficial stake in Prothena common stock - Stock Titan

Jul 29, 2026
pulisher
Jul 28, 2026

Prothena Corp. Plc Revenue Breakdown – LSX:A1KAVV - TradingView

Jul 28, 2026
pulisher
Jul 28, 2026

Rubric Capital Management LP Has $48.60 Million Position in Prothena Corporation plc $PRTA - MarketBeat

Jul 28, 2026
pulisher
Jul 27, 2026

Prothena Corporation PLC (PRTA) Valuation: PE, PB & Fair Value Analysis - TradingKey

Jul 27, 2026
pulisher
Jul 27, 2026

Top Growth Companies With Insider Ownership For July 2026 - simplywall.st

Jul 27, 2026
pulisher
Jul 24, 2026

PRTA|Prothena Corporation PLC|Price:8.720|Chg%:-0.030 - TradingKey

Jul 24, 2026
pulisher
Jul 21, 2026

Prothena stock trades steady as Alzheimer portfolio advances and earnings show growing R&D investmen - Ad-hoc-news.de

Jul 21, 2026
pulisher
Jul 20, 2026

Trading the Move, Not the Narrative: (PRTA) Edition - Stock Traders Daily

Jul 20, 2026
pulisher
Jul 15, 2026

Michael John Isaacs Net Worth (2026) - GuruFocus

Jul 15, 2026
pulisher
Jul 14, 2026

Prothena (PRTA) Holds Steady Near Support as Biotech Sector Eyes Key CatalystOutside Reversal - vinanet.vn

Jul 14, 2026
pulisher
Jul 13, 2026

Prothena (PRTA) Price Target Increased by 37.50% to 16.83 - msn.com

Jul 13, 2026
pulisher
Jul 09, 2026

PRTA Stock Rises Nearly 11% in Six Months: What's Driving It? - Yahoo Finance

Jul 09, 2026
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 04, 2026

Price to sales forward of Prothena Corporation plc – NASDAQ:PRTA - tradingview.com

Jul 04, 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

Prothena Corp Plc (PRTA) 재무 분석

매출

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순이익

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현금흐름

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주당 순 이익

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Prothena Corp Plc 주식 (PRTA) 내부자 거래

내부자 거래 관계 날짜 거래 비용 #주식 가치 ($) #주식 총계
SCULLY WILLIAM P
10% Owner
Sep 02 '26
Buy
9.47
27,000
255,739
827,000
SCULLY WILLIAM P
10% Owner
Aug 20 '26
Buy
8.79
50,000
439,430
800,000
SCULLY WILLIAM P
10% Owner
Aug 07 '26
Buy
8.62
34,000
293,053
790,000
SCULLY WILLIAM P
10% Owner
Aug 07 '26
Buy
8.62
3,500
30,167
83,500
Kingston Anne Evans
Chief Strategy Officer
Jul 29 '26
Sale
8.47
7,662
64,919
55,782
Isaacs Michael John
General Counsel & Company Sec.
Jul 29 '26
Sale
8.47
8,386
71,055
35,745
$58.52
price up icon 0.14%
$120.82
price down icon 0.15%
$38.22
price down icon 1.97%
$251.65
price up icon 3.00%
$192.86
price up icon 0.05%
ONC ONC
$368.08
price up icon 0.66%
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