How to Buy Repligen Stock
Repligen Corp
Repligen Corporation develops and commercializes bioprocessing technologies and systems for use in biological drug manufacturing process in North America, Europe, the Asia Pacific, and internationally.
Repligen stock last closed at $165.76, down 0.46% from the previous day, and has increased 11.18% in one year. It has overperformed other stocks in the Medical Instruments & Supplies industry by 0.43 percentage points. Repligen stock is currently +60.99% from its 52-week low of $102.97, and -9.18% from its 52-week high of $182.52.
As of Dec 4, 2025, there are 56.29M shares of RGEN outstanding. The market capitalization of RGEN is $9.33B. In the last 24 hours, 599,000 RGEN shares were traded.
How to Buy Repligen Stock
Not sure how to invest in Repligen stock? Here's how.
- Choose where to buy Repligen stock: You need to pick an online brokerage, but don't worry - we've researched dozens of online stock brokerages and apps to help you determine where to buy Repligen stock.
- Sign up for your brokerage account: Sign up for 0% commission trading with the highest-rated brokerage we've selected.
- Deposit funds into your investment account: Pick your method of payment and add your info.
- Research Repligen stock: The Repligen ticker symbol is RGEN. Is Repligen stock a good investment? Should you buy shares of RGEN? How do RGEN's underlying business fundamentals look? Do top analysts think Repligen is a good buy? Why has RGEN's stock price moved recently? (Hint: Our stock market analysis tools can help you figure out if RGEN is a good stock to buy).
- Place your RGEN buy order: Decide if you will purchase RGEN shares at the current market price or use a limit order to buy RGEN stock at a given price.
- Get the latest scoop on your RGEN position: Create a watchlist to get the latest news on your position in Repligen shares.
Step 1: Choose where to buy Repligen stock
You need a brokerage account in order to access the NASDAQ market and buy RGEN stock.
Our recommended brokerage: eToro
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Open eToro AccountStep 2: Sign up for your brokerage account
Now that you've picked the best brokerage, you need to fill out some personal details so you are able to invest in RGEN today.
How to Start a New Investment Account on eToro
- Click here to get started.eToro is a multi-asset investment platform. The value of your investments may go up or down. Your capital is at risk.
- Input your personal data to create your new brokerage account.
- Send your application by hitting the "Create Account" button. Get started with eToro today
Step 3: Deposit funds into your investment account
Now that you've finished signing up on the best app for stock investing, your next step is to transfer the money for your investment:
Watch this video walkthrough if you need help transferring funds into your new investment account.
Step 4: Research Repligen stock
After you have selected the best place to buy Repligen stock, it's important to analyze their stock before you invest, so you actually comprehend the risk and upside.
Repligen Numbers
RGEN Due Diligence Score
WallStreetZen was designed to help part-time investors perform more in-depth fundamental analysis.
You can see all of the due diligence checks on RGEN's stock page.
What is the fair value of RGEN stock?
Analysts use many financial metrics, analyses, models, and charts to gauge RGEN's fair value.
Using relative valuations methods:
- RGEN may be overvalued based on its P/E ratio of 8,288x, relative to Medical Instruments & Supplies industry P/E ratio of 225.66x
- RGEN could be overvalued based on its P/B ratio of 4.48x, relative to Medical Instruments & Supplies industry P/B ratio of 3.76x
- RGEN may be overvalued based on its PEG ratio of 20.12x
You can access additional valuation analysis on RGEN's stock here.
A quick look at RGEN Financials
Pros:
- There are more short-term assets than long-term liabilities on the RGEN balance sheet.
- RGEN profit margin has gone up from -1.3% to 0.2% in the past year.
- There are more short-term assets than short-term liabilities on the RGEN balance sheet.
Cons:
- RGEN has a relatively high debt to equity ratio of 0.4.
- Total RGEN debt is higher than 5 years ago, relative to shareholder equity.
- RGEN's operating cash flow of $130.89M allows it to safely service it's debt of $688.87M.
- RGEN earnings of $26.14M is not sufficient to cover its interest payments.
Is it a good time to buy RGEN stock, according to Wall Street analysts?
Out of 9 sell side analysts who track RGEN, the consensus analyst rating on Repligen is a Strong Buy
It's important to note that analyst ratings are not stock recommendations, nor are they financial advice.
Most Recent RGEN Analyst Forecasts
Raghuram Selvaraju, a top 1% analyst from HC Wainwright & Co. reiterates RGEN with a buy rating and maintains their RGEN price target from $180.00 to $180.00, on Sep 3, 2025.
Conor McNamara, a bottom 2% analyst from RBC Capital maintains RGEN with a buy rating and raises their RGEN price target from $193.00 to $204.00, on Jul 30, 2025.
Brandon Couillard, a top 23% analyst from Wells Fargo maintains RGEN with a strong buy rating and lowers their RGEN price target from $180.00 to $175.00, on Jul 30, 2025.
Steven Etoch, a top 47% analyst from Stephens & Co. assumes RGEN with a strong buy rating and announces their RGEN price target of $160.00, on Jul 22, 2025.
You can dive deeper into what analysts are projecting on the Repligen stock forecast page.
RGEN Technicals
How is RGEN performing as a company?
Last year, RGEN earnings were $1.74M. Over the past five year, RGEN's earnings have grown by -52.53% per year. This was slower than the Medical Instruments & Supplies industry average of 13.09%.
Last year, RGEN revenue was $707.89M. During the last 5 year, RGEN's revenue has grown by 16.7% per year. This was faster than the Medical Instruments & Supplies industry average of 12.18%.
You can analyze RGEN's earnings and revenue performance here.
Are RGEN insiders buying or selling the stock?
In the past 12 months, insiders at RGEN have sold more shares than they have bought.
Olivier Loeillot, Chief Executive Officer of RGEN, was the latest RGEN insider to sell. They sold $1,196,970.00 worth of RGEN shares on Nov 25, 2025.
Research more about who owns RGEN stock here.
Does RGEN provide a stable income stream?
No, Repligen doesn't provide an income stream by paying out dividends.
What do other traders have to say about RGEN?
One of the major reasons eToro is our favorite brokerage is because of its social trading community.
Click below to find out what other traders have to say.
Step 5: Place your RGEN buy order
You have two primary types of orders:
- Market order: A market order is an order to buy or sell a stock at the best price on the market.
Market orders are usually fine. - Limit order: A limit order lets you buy or sell a security at a specific price (or better).
If you want to make sure you're buying or selling at a given price limit, use a limit order.
Click the Open Trade button and eToro will place your order.
If you require more assistance investing in stocks on eToro, watch the helpful video below:
Step 6: Get the latest scoop on your RGEN position
Now that you own some RGEN stock, you'll want to stay up-to-date on your new investment.
Put RGEN on a watchlist to get the latest updates about your RGEN stock.
RGEN Feed
How to Buy Stock in Repligen
To reiterate, here are the 6 steps for buying Repligen stock:
- Choose where to buy Repligen stock
- Sign up for your brokerage account
- Deposit funds into your investment account
- Research Repligen stock
- Place your RGEN buy order
- Get the latest scoop on your RGEN position
If you require a online brokerage, eToro is our recommended venue.
Get Started with eToro TodayIf you want to keep tabs on your new investment in Repligen, add RGEN to your watchlist below.
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