8.35
price down icon1.76%   -0.15
 
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전일 마감가:
$8.50
열려 있는:
$8.58
하루 거래량:
670.25K
Relative Volume:
1.08
시가총액:
$428.66M
수익:
$57.94M
순이익/손실:
$-151.18M
주가수익비율:
-2.9698
EPS:
-2.8116
순현금흐름:
$-86.56M
1주 성능:
-5.54%
1개월 성능:
+1.33%
6개월 성능:
-20.63%
1년 성능:
-17.24%
1일 변동 폭
Value
$8.24
$8.62
1주일 범위
Value
$8.19
$8.81
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, MRNA, REGN, ARGX, ONC

주식 가격 시가총액 매출 순이익 현금흐름 주당 순 이익
PRTA icon
PRTA
Prothena Corp Plc
8.35 428.66M 57.94M -151.18M -86.56M -2.8116
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
499.74 126.66B 12.34B 4.34B 3.71B 16.87
MRNA icon
MRNA
Moderna Inc
218.01 87.04B 2.23B -3.19B -1.60B -8.1462
REGN icon
REGN
Regeneron Pharmaceuticals Inc
790.74 81.41B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
819.14 51.51B 4.16B 1.29B 734.26M 19.58
ONC icon
ONC
Beone Medicines Ltd Adr
369.06 41.75B 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
Oct 11, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 11 October By Investing.com - Investing.com Nigeria

Oct 11, 2026
pulisher
Oct 10, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 10 October By Investing.com - Investing.com Canada

Oct 10, 2026
pulisher
Oct 10, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 10 October By Investing.com - Investing.com India

Oct 10, 2026
pulisher
Oct 10, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 10 October By Investing.com - Investing.com South Africa

Oct 10, 2026
pulisher
Oct 08, 2026

CRMD vs. PRTA: Which Stock Should Value Investors Buy Now? - Zacks Investment Research

Oct 08, 2026
pulisher
Oct 06, 2026

Prothena Director William P. Scully Acquires 100,000 Shares at $8.57 Each - Kalkine Media

Oct 06, 2026
pulisher
Oct 06, 2026

Insider Stock Purchases: October 06, 2026 - Quiver Quantitative

Oct 06, 2026
pulisher
Oct 02, 2026

A development chief is leaving Prothena (PRTA) to join one of its strategic partners. - stocktitan.net

Oct 02, 2026
pulisher
Oct 02, 2026

Prothena Corporation Public Limited Company Announces Resignation of Chad J. Swanson, Ph.D. as Chief Development Officer, Effective October 9, 2026 - marketscreener.com

Oct 02, 2026
pulisher
Oct 01, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 1 October By Investing.com - Investing.com Canada

Oct 01, 2026
pulisher
Sep 29, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 29 September By Investing.com - Investing.com Nigeria

Sep 29, 2026
pulisher
Sep 29, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 29 September By Investing.com - Investing.com Canada

Sep 29, 2026
pulisher
Sep 29, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 29 September By Investing.com - Investing.com UK

Sep 29, 2026
pulisher
Sep 27, 2026

Form 4 PROTHENA CORP PUBLIC LTD CO For: 27 September - Investing.com India

Sep 27, 2026
pulisher
Sep 24, 2026

Insider Stock Purchases: September 24, 2026 - Quiver Quantitative

Sep 24, 2026
pulisher
Sep 21, 2026

Prothena Director William P. Scully Acquires 100,000 Shares at Average Price of $8.43 - kalkinemedia.com

Sep 21, 2026
pulisher
Sep 21, 2026

Prothena Corp Public Ltd Insider Bought Shares Worth $843,460, According to a Recent SEC Filing - Yahoo Finance

Sep 21, 2026
pulisher
Sep 09, 2026

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

Sep 09, 2026
pulisher
Sep 09, 2026

A biotech company's leaders will speak live in New York Sept. 16 - Stock Titan

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 03, 2026

Prothena Director William P. Scully Acquires 27,000 Shares in Open Market - kalkinemedia.com

Sep 03, 2026
pulisher
Sep 02, 2026

Responsive Playbooks and the PRTA Inflection - Stock Traders Daily

Sep 02, 2026
pulisher
Sep 01, 2026

Sarissa Capital Management and Alexander J. Denner Hold 25.7 Million Shares in Amarin Corporation (NASDAQ: AMRN) - kalkinemedia.com

Sep 01, 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 21, 2026

Prothena (NASDAQ: PRTA) insider lifts direct stake to 800,000 shares - stocktitan.net

Aug 21, 2026
pulisher
Aug 19, 2026

Trustee controls a tenth of Prothena (PRTA) stock via trusts - Stock Titan

Aug 19, 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 18, 2026

Prothena (PRTA) 10% holder logs 963K-share gifts - Stock Titan

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

PRTA's Q2 Loss Narrower Than Expected, Pipeline Progress in Focus - Yahoo Finance

Aug 07, 2026
pulisher
Aug 07, 2026

Prothena Reports Second Quarter 2026 Financial Results and Business Highlights - BioSpace

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: Q2 Earnings Snapshot - Yahoo Finance

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

Prothena Reports Second Quarter 2026 Financial Results and Business Highlights - Yahoo Finance

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

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
Oct 14 '26
Buy
8.46
10,000
84,569
1,037,000
SCULLY WILLIAM P
10% Owner
Oct 08 '26
Buy
8.57
90,000
770,904
529,000
SCULLY WILLIAM P
10% Owner
Oct 07 '26
Buy
8.40
125,000
1,050,150
439,000
SCULLY WILLIAM P
10% Owner
Oct 02 '26
Buy
8.57
100,000
857,240
314,000
SCULLY WILLIAM P
10% Owner
Sep 29 '26
Buy
8.68
162,000
1,405,674
214,000
SCULLY WILLIAM P
10% Owner
Sep 28 '26
Buy
8.60
103,500
889,872
187,000
SCULLY WILLIAM P
10% Owner
Sep 18 '26
Buy
8.43
100,000
843,460
927,000
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
3,500
30,167
83,500
$6.58
price down icon 4.22%
$9.94
price down icon 3.21%
$5.53
price down icon 3.66%
$11.27
price down icon 6.16%
$18.60
price down icon 1.74%
WVE WVE
$3.13
price down icon 1.88%
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