NovaBay Pharmaceuticals, Inc. is a biopharmaceutical company, which engages in developing products for the eye care market. The company is headquartered in Emeryville, California and currently employs 70 full-time employees.
Novabay Pharmaceuticals stock last closed at $1.21, up 11.01% from the previous day, and has increased 110.07% in one year. It has overperformed other stocks in the Biotechnology industry by 1.57 percentage points. Novabay Pharmaceuticals stock is currently +163.04% from its 52-week low of $0.46, and -72.75% from its 52-week high of $4.44.
There are currently 126.01M NBY shares outstanding. The market capitalization of NBY is $152.47M. In the past 24 hours, 352,000 NBY shares were traded.
How to Buy Novabay Pharmaceuticals Stock
Wondering how to invest in Novabay Pharmaceuticals stock? Here's how.
Choose where to buy Novabay Pharmaceuticals stock: You need to pick an online brokerage, but don't worry - we've tried dozens of online brokerages and apps to help you figure out where to buy Novabay Pharmaceuticals stock.
Open a brokerage account: Sign up for 0% fee trading with the highest-rated brokerage we've found.
Fund your investment account: Choose your method of payment and add your details.
Research Novabay Pharmaceuticals stock: The Novabay Pharmaceuticals ticker symbol is NBY. Is Novabay Pharmaceuticals stock a good investment? Should you buy shares of NBY? How do NBY's underlying business fundamentals look? Do top analysts think Novabay Pharmaceuticals is a good buy? Why has NBY's stock price moved recently? (Hint: Our stock research tools can help you decide if NBY is a good stock to buy).
Execute your NBY buy order: Decide if you will purchase NBY shares at the current market price or use a limit order to buy NBY shares at a particular price.
Get updates on your NBY investment: Create a watchlist to key updates about your position in Novabay Pharmaceuticals stock.
Step 1: Choose where to buy Novabay Pharmaceuticals stock
You will need a brokerage account in order to access the NYSEMKT market and buy NBY shares.
A brokerage account is an investment account that enables you to buy and sell a number of financial instruments, including stocks, bonds, mutual funds, and ETFs.
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Step 2: Open a brokerage account
Now that you've picked the best brokerage, you'll need to fill out some personal details so you can invest in NBY today.
eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.
Step 4: Research Novabay Pharmaceuticals stock
After you have figured out the best place to buy Novabay Pharmaceuticals stock, it's absolutely critical to research their stock prior to investing, so you truly understand the risk and upside.
Novabay Pharmaceuticals shares quick numbers
NBY Price
$1.21
1w %
11.01%
1y %
110.07%
5y %
-99.85%
P/E
0.52x
P/B
137.49x
P/S
2.51x
PEG
N/A
Revenue
$2.83M
Earnings
$3.24M
Fore. Rev. Growth
328.27%
Fore. Earn. Growth
N/A
Market Cap
$152.47M
Next Earnings
N/A
Next Dividend
N/A
Fundamentals of NBY
WallStreetZen was created to help average investors perform more accurate fundamental analysis quickly.
You can view all of the due diligence checks on NBY's stock page.
Is NBY stock undervalued or overvalued?
Analysts use a variety of different financial metrics, analyses, models, and charts to gauge NBY's true value.
Using relative valuations methods:
NBY could be undervalued based on its P/E ratio of 0.52x, relative to Biotechnology industry P/E ratio of 186.51x
NBY could be overvalued based on its P/B ratio of 137.49x, relative to Biotechnology industry P/B ratio of 5.29x
You can access additional valuation research on NBY's stock here.
NBY Financial Health Summary
Signs that NBY is financially healthy:
There are more short-term assets than long-term liabilities on the NBY balance sheet.
NBY profit margin has gone up from -801.3% to 114.6% in the past year.
There are more short-term assets than short-term liabilities on the NBY balance sheet.
Signs that NBY is not financially healthy:
NBY has cash burn of 7127000. It does not have enough cash and short-term investments to cover this.
Total NBY debt is higher than 5 years ago, relative to shareholder equity.
NBY has a relatively high debt to equity ratio of 1.67.
NBY has $2.31M in cash and short term investments. This is not enough to cover its annual cash burn of $7.13M.
Last year, NBY revenue was $2.83M. During the past 5 year, NBY's revenue has grown by -21.92% per year. This was slower than the Biotechnology industry average of 44.12%.
No, Novabay Pharmaceuticals doesn't provide an income stream by paying out dividends.
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Step 5: Execute your NBY buy order
There are two primary types of orders:
Market order: A market order is an order to buy or sell a security at the best price on the market. Market orders are mostly the easiest way to buy.
Limit order: A limit order is an order to buy or sell a security at a specific price (or better). If you want to be certain you're buying or selling at a specific dollar amount limit, place a limit order.
Click the Open Trade button and eToro will place the order.
If you need more help buying stocks on eToro, watch the helpful video below:
How much does it cost to buy one Novabay Pharmaceuticals share?
As of Dec 5, 2025, it costs $1.21 to buy one share of Novabay Pharmaceuticals stock.
Remember, eToro's fractional share buying allows you to buy partial shares of stocks and ETFs. Even if you only have $0.61, you can buy 0.5 shares of NBY.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.
Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.