HomeUS StocksPRTA

P

Prothena Corp PLC

PRTA Share PriceHealthcare

$ 9.35

0.02 (0.17%)profit
as on 01 Sep 2026 at 01:29 AM IST
NASDAQ
analyst50% Buy
Overview
News
History
Fundamentals
Investment Returns
Financials
Balance Sheet
Cash Flow
Peers

Prothena Corp PLC Share Price Today

As on 01 Sep 2026 01:29 AM Prothena Corp PLC opened at $9.26 while its previous close was at $9.33. In the trading session PRTA reached a high of $9.40 and low of $9.10. The total number of shares traded is 1,77,523. Based on analyst ratings the stock has 50% Buy, 25% Sell and 25% Hold.

TradingViewarrow

PRTA Stock Performance

Markets Today

High

9.40

Low

9.10

Open at

9.26

Prev Close

9.33

Volumes

1,77,523

Price Movement

9.109.40
2.70%Loss
down side
up side
0.57%Profit

Historical Performance

3 M High

10.15

3 M Low

7.73

1 Yr High

11.80

1 Yr Low

7.73

3 Yr High

56.27

3 Yr Low

4.32

5 Yr High

79.75

5 Yr Low

4.32

1-Year Performance

7.7311.80
20.91%Loss
down side
up side
20.80%Profit

PRTA Analyst Rating

Buy

Analysts have suggested that investors can Buy this Stock

- By ViewTrade from 4 analysts

Buy

50%

Hold

25%

Sell

25%

PRTA Latest News

PRTA Share Price History

Close Price

Volume

PRTA share price in last 10 trading sessions

DayOpenCloseChange%Day HighDay LowVolume
31 Aug 20269.269.35
0.93% profit
9.409.101,77,523
28 Aug 20269.029.36
3.71% profit
9.488.953,77,178
27 Aug 20269.169.08
-0.86% Loss
9.248.952,71,064
26 Aug 20269.409.26
-1.49% Loss
9.409.152,32,210
25 Aug 20269.519.43
-0.83% Loss
9.829.432,59,449
24 Aug 20269.469.38
-0.85% Loss
9.499.191,69,430
21 Aug 20269.119.46
3.81% profit
9.529.092,93,301
20 Aug 20269.139.04
-1.04% Loss
9.158.712,53,523
19 Aug 20268.919.29
4.22% profit
9.348.912,67,152
18 Aug 20268.888.71
-1.91% Loss
9.008.5851

PRTA Fundamentals

Company Valuation

Market Cap

$479.80M

PE Ratio

-

PEG Ratio

-

PB Ratio

1.68

ROE

-66.90%

ROCE

-57.67%

PROTHENA CORP PLC Return Calculator

You have invested
Investment Period

Current value of $10,000 invested 5 years ago, as on today

$ 0

Loss

$ 10,000 (86.5%)

Invest Now

Note: Past profits do not guarantee future returns.

PRTA Investment Returns

1 Week

1 Month

3 Months

6 Months

PRTA Financials Summary

Revenue
EBITDA
Net Profit
EPS
Revenue

($ Mn)

Mar 2025Jun 2025Sep 2025Dec 2025Jun 2026
34201

PRTA Financials

Income Statement

($ Mn)

Quarterly StatementMar 2025Jun 2025Sep 2025Dec 2025Jun 2026
34201
Expenses6856422720
Operating Profit-66-52-40-27-19
Operating Profit Margin %-2,319%-1,177%-1,646%-129,576%-1,850%
Other Income-0-0-00-0
-65-52-40-27-19
Interest429360
Depreciation00000
-61-81-37-22-19
Tax %-2%-55%-1%-0%-0%
Net Profit-60-126-37-22-19
EPS-1-2-1-0-0

Balance Sheet

($ Mn)

Yearly Balance SheetSep 2024Mar 2025Jun 2025Sep 2025Jun 2026
595495399353303
Fixed Assets151312119
Current Assets535436385340292
Capital Work in Progress151312119
Investments00000
Other Assets40000
595495399353303
Current Liabilities4648685112
Non Current Liabilities149764
534438324295287
Reserve & Surplus-1,044-1,163-1,288-1,325-1,332
Share Capital1,5791,6001,6131,6201,619

Cash Flow

($ Mn)

Quarterly Cash FlowMar 2025Jun 2025Sep 2025Dec 2025Jun 2026
Cash from Operating-53-46-41-23-25
Cash from Investing-0-0-00-1
Cash from Financing-0-0-00-16
Net Cash Flow-53-47-41-23-41

PRTA Revenue Growth

All values are ($ Mn)

Revenue

Profit

Loss

Financial YearRevenueRevenue GrowthNet ProfitProfit Growth
FY 2024-2510
-92.83% Loss
-244
-99.57% Loss
FY 2023-24135
47.92% Profit
-122
16.81% Profit
FY 2022-2391
69.5% Profit
-147
-25.72% Loss

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