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Prothena Corporation PLC

PRTA
9.260USD
-0.260-2.73%
āļ›āļīāļ” 03/27, 16:00ETāļĢāļēāļ„āļēāļĨāđˆāļēāļŠāđ‰āļē 15 āļ™āļēāļ—āļĩ
498.49MāļĄāļđāļĨāļ„āđˆāļēāļ•āļĨāļēāļ”
āļ‚āļēāļ”āļ—āļļāļ™P/E TTM
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āļĢāļēāļĒāļĨāļ°āđ€āļ­āļĩāļĒāļ”āđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄāļ‚āļ­āļ‡ Prothena Corporation PLC āļšāļĢāļīāļĐāļąāļ—

Prothena Corporation plc is an Ireland-based late-stage clinical biotechnology company. The Company is engaged in protein dysregulation and a pipeline of investigational therapeutics for rare peripheral amyloid diseases. The Company is advancing a pipeline of therapeutic candidates for a range of indications and targets to integrate scientific insights around neurological dysfunction and the biology of misfolded proteins. The Company’s pipeline includes both wholly owned and partnered programs being developed for the potential treatment of diseases, including AL amyloidosis, ATTR amyloidosis, Alzheimer’s disease, Parkinson’s disease and a range of other neurodegenerative diseases. Its clinical programs include birtamimab for the potential treatment of AL amyloidosis, prasinezumab for the potential treatment of Parkinson’s disease, NNC6019/PRX004 for the potential treatment of ATTR amyloidosis, and PRX005 and PRX012 for the potential treatment of Alzheimer’s disease.

āļ‚āđ‰āļ­āļĄāļđāļĨ Prothena Corporation PLC

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āļŠāļąāļāļĨāļąāļāļĐāļ“āđŒāļĒāđˆāļ­āļ‚āļ­āļ‡āļŦāļļāđ‰āļ™PRTA
āļŠāļ·āđˆāļ­āļšāļĢāļīāļĐāļąāļ—Prothena Corporation PLC
āļ§āļąāļ™āļ—āļĩāđˆāđ€āļŠāļ™āļ­āļ‚āļēāļĒāļ„āļĢāļąāđ‰āļ‡āđāļĢāļDec 21, 2012
āļ‹āļĩāļ­āļĩāđ‚āļ­Kinney (Gene G)
āļˆāļģāļ™āļ§āļ™āļžāļ™āļąāļāļ‡āļēāļ™163
āļ›āļĢāļ°āđ€āļ āļ—āļāļēāļĢāļĢāļąāļāļĐāļēāļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒOrdinary Share
āļŠāļīāđ‰āļ™āļ›āļĩāļ‡āļšāļ›āļĢāļ°āļĄāļēāļ“Dec 21
āļ—āļĩāđˆāļ­āļĒāļđāđˆ77 Sir John Rogerson's Quay, Block C
āđ€āļĄāļ·āļ­āļ‡DUBLIN
āļ•āļĨāļēāļ”āļŦāļĨāļąāļāļ—āļĢāļąāļžāļĒāđŒNASDAQ OMX - NASDAQ BASIC
āļ›āļĢāļ°āđ€āļ—āļĻIreland
āļĢāļŦāļąāļŠāđ„āļ›āļĢāļĐāļ“āļĩāļĒāđŒD02 VK60
āđ‚āļ—āļĢāļĻāļąāļžāļ—āđŒ35312362500
āđ€āļ§āđ‡āļšāđ„āļ‹āļ•āđŒhttps://www.prothena.com/
āļŠāļąāļāļĨāļąāļāļĐāļ“āđŒāļĒāđˆāļ­āļ‚āļ­āļ‡āļŦāļļāđ‰āļ™PRTA
āļ§āļąāļ™āļ—āļĩāđˆāđ€āļŠāļ™āļ­āļ‚āļēāļĒāļ„āļĢāļąāđ‰āļ‡āđāļĢāļDec 21, 2012
āļ‹āļĩāļ­āļĩāđ‚āļ­Kinney (Gene G)

āļœāļđāđ‰āļšāļĢāļīāļŦāļēāļĢāļšāļĢāļīāļĐāļąāļ—āļ‚āļ­āļ‡ Prothena Corporation PLC

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āļŠāļ·āđˆāļ­
āļŠāļ·āđˆāļ­/āļ•āļģāđāļŦāļ™āđˆāļ‡
āļ•āļģāđāļŦāļ™āđˆāļ‡
āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
Mr. Brandon S. Smith
Mr. Brandon S. Smith
Chief Operating Officer
Chief Operating Officer
130.00K
--
Dr. Wagner M. Zago, Ph.D.
Dr. Wagner M. Zago, Ph.D.
Chief Scientific Officer
Chief Scientific Officer
85.00K
--
Dr. Dennis J. Selkoe, M.D.
Dr. Dennis J. Selkoe, M.D.
Independent Director
Independent Director
4.21K
--
Mr. Richard T. Collier
Mr. Richard T. Collier
Independent Director
Independent Director
1.22K
--
Dr. Lars G. Ekman, M.D., Ph.D.
Dr. Lars G. Ekman, M.D., Ph.D.
Chairman Emeritus
Chairman Emeritus
243.00
--
Mr. Shane M. Cooke
Mr. Shane M. Cooke
Independent Director
Independent Director
--
--
Mr. Tran B. Nguyen
Mr. Tran B. Nguyen
Chief Financial Officer, Chief Strategy Officer
Chief Financial Officer, Chief Strategy Officer
--
--
Dr. Gene G. Kinney, Ph.D.
Dr. Gene G. Kinney, Ph.D.
President, Chief Executive Officer, Director
President, Chief Executive Officer, Director
--
--
Ms. Karin L. Walker, CPA
Ms. Karin L. Walker, CPA
Chief Accounting Officer
Chief Accounting Officer
--
--
Ms. Paula K. Cobb
Ms. Paula K. Cobb
Independent Director
Independent Director
--
--
āļ”āļđāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ
āļŠāļ·āđˆāļ­
āļŠāļ·āđˆāļ­/āļ•āļģāđāļŦāļ™āđˆāļ‡
āļ•āļģāđāļŦāļ™āđˆāļ‡
āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
Mr. Brandon S. Smith
Mr. Brandon S. Smith
Chief Operating Officer
Chief Operating Officer
130.00K
--
Dr. Wagner M. Zago, Ph.D.
Dr. Wagner M. Zago, Ph.D.
Chief Scientific Officer
Chief Scientific Officer
85.00K
--
Dr. Dennis J. Selkoe, M.D.
Dr. Dennis J. Selkoe, M.D.
Independent Director
Independent Director
4.21K
--
Mr. Richard T. Collier
Mr. Richard T. Collier
Independent Director
Independent Director
1.22K
--
Dr. Lars G. Ekman, M.D., Ph.D.
Dr. Lars G. Ekman, M.D., Ph.D.
Chairman Emeritus
Chairman Emeritus
243.00
--
Mr. Shane M. Cooke
Mr. Shane M. Cooke
Independent Director
Independent Director
--
--

āļŠāļąāļ”āļŠāđˆāļ§āļ™āļ‚āļ­āļ‡āļĢāļēāļĒāđ„āļ”āđ‰

āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—
āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—
āļ•āļēāļĄāļ˜āļļāļĢāļāļīāļˆ
āļ•āļēāļĄāļ āļđāļĄāļīāļ āļēāļ„
āļ‚āđ‰āļ­āļĄāļđāļĨāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡āļĒāļąāļ‡āđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļāļēāļĢāđ€āļ›āļīāļ”āđ€āļœāļĒāļˆāļēāļāļ—āļēāļ‡āļšāļĢāļīāļĐāļąāļ—

āļŠāļ–āļīāļ•āļīāļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™

āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 21 āļ.āļž.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 21 āļ.āļž.
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļ›āļĢāļ°āđ€āļ āļ—āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
Fidelity Management & Research Company LLC
14.03%
Scully (William P)
9.81%
Fennell (Todd W.)
8.35%
Rubric Capital Management LP
6.83%
BlackRock Institutional Trust Company, N.A.
6.18%
āļ­āļ·āđˆāļ™ āđ†
54.80%
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
Fidelity Management & Research Company LLC
14.03%
Scully (William P)
9.81%
Fennell (Todd W.)
8.35%
Rubric Capital Management LP
6.83%
BlackRock Institutional Trust Company, N.A.
6.18%
āļ­āļ·āđˆāļ™ āđ†
54.80%
āļ›āļĢāļ°āđ€āļ āļ—āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™
āļŠāļąāļ”āļŠāđˆāļ§āļ™
Investment Advisor
34.65%
Hedge Fund
27.54%
Investment Advisor/Hedge Fund
20.23%
Individual Investor
19.39%
Research Firm
6.02%
Pension Fund
0.19%
Bank and Trust
0.16%
Venture Capital
0.10%
Insurance Company
0.03%

āļāļēāļĢāļ–āļ·āļ­āļŦāļļāđ‰āļ™āļ‚āļ­āļ‡āļŠāļ–āļēāļšāļąāļ™

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āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļĪāļŦāļąāļŠāļ—āļĩāđˆ 1 āļĄ.āļ„.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āļžāļĪāļŦāļąāļŠāļ—āļĩāđˆ 1 āļĄ.āļ„.
āļŠāđˆāļ§āļ‡āđ€āļ§āļĨāļēāļāļēāļĢāļĢāļēāļĒāļ‡āļēāļ™
āļˆāļģāļ™āļ§āļ™āļŠāļ–āļēāļšāļąāļ™
āļŦāļļāđ‰āļ™āļ—āļĩāđˆāļ–āļ·āļ­āļ„āļĢāļ­āļ‡
āļŠāļąāļ”āļŠāđˆāļ§āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
2025Q4
439
43.35M
80.52%
-19.70M
2025Q3
450
41.85M
77.74%
-15.20M
2025Q2
460
51.33M
95.35%
-19.91M
2025Q1
472
64.29M
119.45%
-7.39M
2024Q4
479
65.24M
121.19%
+239.99K
2024Q3
476
59.39M
110.43%
-5.39M
2024Q2
479
58.48M
108.76%
-4.67M
2024Q1
472
60.86M
113.29%
-264.94K
2023Q4
474
56.64M
105.77%
-2.21M
2023Q3
476
55.90M
104.65%
-1.73M
āļ”āļđāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ

āļāļīāļˆāļāļĢāļĢāļĄāļœāļđāđ‰āļ–āļ·āļ­āļŦāļļāđ‰āļ™

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āļŠāļ·āđˆāļ­
āļŦāļļāđ‰āļ™āļ—āļĩāđˆāļ–āļ·āļ­āļ„āļĢāļ­āļ‡
āļŠāļąāļ”āļŠāđˆāļ§āļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™
āđ€āļ›āļĨāļĩāđˆāļĒāļ™%
āļ§āļąāļ™āļ—āļĩāđˆ
Fidelity Management & Research Company LLC
7.90M
14.68%
--
--
Sep 30, 2025
Scully (William P)
5.28M
9.81%
-70.00K
-1.31%
Sep 30, 2025
Fennell (Todd W.)
4.50M
8.35%
+145.00K
+3.33%
Sep 30, 2025
Rubric Capital Management LP
1.54M
2.86%
+1.54M
--
Sep 30, 2025
BlackRock Institutional Trust Company, N.A.
2.97M
5.51%
-153.69K
-4.92%
Sep 30, 2025
State Street Investment Management (US)
901.04K
1.67%
-103.96K
-10.34%
Sep 30, 2025
The Vanguard Group, Inc.
2.05M
3.81%
-117.67K
-5.43%
Sep 30, 2025
D. E. Shaw & Co., L.P.
1.32M
2.44%
+923.92K
+236.00%
Sep 30, 2025
Armistice Capital LLC
1.82M
3.39%
-412.00K
-18.43%
Sep 30, 2025
Adar1 Capital Management LLC
1.47M
2.73%
-1.91M
-56.47%
Sep 30, 2025
āļ”āļđāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ

ETF āļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡

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āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 6 āļ˜.āļ„.
āļ­āļąāļ›āđ€āļ”āļ•āđ€āļĄāļ·āđˆāļ­: āļ§āļąāļ™āđ€āļŠāļēāļĢāđŒāļ—āļĩāđˆ 6 āļ˜.āļ„.
āļŠāļ·āđˆāļ­
āļŠāļąāļ”āļŠāđˆāļ§āļ™
Virtus LifeSci Biotech Clinical Trials ETF
1.44%
iShares Neuroscience and Healthcare ETF
0.78%
Invesco NASDAQ Future Gen 200 ETF
0.7%
Federated Hermes MDT Small Cap Core ETF
0.62%
ALPS Medical Breakthroughs ETF
0.24%
ProShares Ultra Nasdaq Biotechnology
0.07%
Invesco Nasdaq Biotechnology ETF
0.06%
Avantis US Small Cap Equity ETF
0.04%
iShares Biotechnology ETF
0.04%
WisdomTree US SmallCap Fund
0.03%
āļ”āļđāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ
Virtus LifeSci Biotech Clinical Trials ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™1.44%
iShares Neuroscience and Healthcare ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.78%
Invesco NASDAQ Future Gen 200 ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.7%
Federated Hermes MDT Small Cap Core ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.62%
ALPS Medical Breakthroughs ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.24%
ProShares Ultra Nasdaq Biotechnology
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.07%
Invesco Nasdaq Biotechnology ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.06%
Avantis US Small Cap Equity ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.04%
iShares Biotechnology ETF
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.04%
WisdomTree US SmallCap Fund
āļŠāļąāļ”āļŠāđˆāļ§āļ™0.03%

āđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨ

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āļĄāļĩāļāļēāļĢāļˆāđˆāļēāļĒāđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨāđ€āļ›āđ‡āļ™āļˆāļģāļ™āļ§āļ™āļĢāļ§āļĄ 0.00 USD āđƒāļ™āļŠāđˆāļ§āļ‡ 5 āļ›āļĩāļ—āļĩāđˆāļœāđˆāļēāļ™āļĄāļē
āļ§āļąāļ™āļ—āļĩāđˆ
āđ€āļ‡āļīāļ™āļ›āļąāļ™āļœāļĨ
āļ§āļąāļ™āļ—āļĩāđˆāļšāļąāļ™āļ—āļķāļ
āļ§āļąāļ™āļ—āļĩāđˆāļŠāļģāļĢāļ°āđ€āļ‡āļīāļ™
āļ§āļąāļ™āļ—āļĩāđˆāđ„āļĄāđˆāđ„āļ”āđ‰āļĢāļąāļšāļŠāļīāļ—āļ˜āļīāļ›āļąāļ™āļœāļĨ
āđ„āļĄāđˆāļĄāļĩāļ‚āđ‰āļ­āļĄāļđāļĨ

āļāļēāļĢāđāļšāđˆāļ‡āļŦāļļāđ‰āļ™

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