Prothena Corporation

NASDAQ: PRTA · Real-Time Price · USD
8.24
0.18 (2.23%)
At close: Aug 15, 2025, 3:59 PM
8.20
-0.49%
After-hours: Aug 15, 2025, 05:52 PM EDT

Prothena Statistics

Share Statistics

Prothena has 53.83M shares outstanding. The number of shares has increased by 0.09% in one year.

53.83M
0.09%
0%
97.08%
41.68M
65
n/a

Short Selling Information

The latest short interest is 4.76M, so 8.84% of the outstanding shares have been sold short.

4.76M
8.84%
16.63%
5.48

Valuation Ratios

The PE ratio is -6.09 and the forward PE ratio is -12.66. Prothena's PEG ratio is 0.34.

-6.09
-12.66
5.51
4.1
1.53
-4.95
0.34
Financial Ratio History

Enterprise Valuation

Currently the Enterprise Value (EV) is not available for Prothena.

n/a
n/a
n/a
n/a

Financial Position

The company has a current ratio of 10.01, with a Debt / Equity ratio of 0.02.

10.01
10.01
0.02
-0.07
-0.07
0

Financial Efficiency

Return on Equity is n/a and Return on Invested Capital is n/a.

n/a
n/a
n/a
$829.18K
$-750.37K
163
0.25
n/a

Taxes

-6.62M
5.13%

Stock Price Statistics

The stock price has increased by -61.88% in the last 52 weeks. The beta is -0.03, so Prothena's price volatility has been lower than the market average.

-0.03
-61.88%
6.14
11.37
70.6
1,636,470

Income Statement

In the last 12 months, Prothena had revenue of 135.16M and earned -122.31M in profits. Earnings per share was -2.27.

135.16M
135.16M
-154.56M
-122.31M
-154.56M
-154.56M
-2.27
Full Income Statement

Balance Sheet

The company has 471.39M in cash and 10.84M in debt, giving a net cash position of 460.55M.

471.39M
10.84M
460.55M
-1.1B
399.07M
317.67M
Full Balance Sheet

Cash Flow

In the last 12 months, operating cash flow was -150.05M and capital expenditures -298K, giving a free cash flow of -150.35M.

-150.05M
-298K
-150.35M
-2.8
Full Cash Flow Statement

Margins

Gross margin is 100%, with operating and profit margins of -114.36% and -90.49%.

100%
-114.36%
-95.39%
-90.49%
-114.36%
-114.36%
-111.24%

Dividends & Yields

PRTA does not appear to pay any dividends at this time.

n/a
n/a
n/a
n/a
n/a
n/a
Dividend Details

Analyst Forecast

The average price target for PRTA is $18, which is 134.7% higher than the current price. The consensus rating is "Hold".

$18
134.7%
Hold
9
Stock Forecasts

Fair Value

There are several formulas that can be used to estimate the intrinsic value of a stock.

n/a
n/a
n/a
n/a

Scores

-2.27
2