Learn / CLDX
NASDAQ: CLDX
Celldex Therapeutics (CLDX) stock, explained like you're 5
Celldex Therapeutics trades on the Nasdaq under the ticker CLDX. It is a mid cap company in the in vitro & in vivo diagnostic substances industry, part of the healthcare sector, with a market value of about 2.3 billion dollars.
- Ticker
- CLDX
- Exchange
- Nasdaq
- Sector
- Healthcare
- Industry
- In Vitro & In Vivo Diagnostic Substances
- Size
- Mid cap, about 2.3 billion dollars
Is Celldex Therapeutics a small, medium or large cap company?
No. Celldex Therapeutics is a mid cap stock, not a large cap. Its market cap, which is the total value of all its shares, is about 2.3 billion dollars.
Here is how you can tell. Multiply the share price by the number of shares to get the market cap, then compare it to the usual sizes. Micro cap is under 300 million dollars, small cap is 300 million to 2 billion, mid cap is 2 to 10 billion, large cap is 10 billion and up, and mega cap is over 200 billion. Market caps move every day with the share price, so treat the number as a recent snapshot.
How Celldex Therapeutics makes money
- Selling medicines, medical devices or healthcare services.
- Insurance premiums or hospital and clinic fees.
- Research and licensing deals.
What moves CLDX stock
- Results from clinical trials and approvals from regulators.
- Drug prices, insurance rules and government policy.
- Patents running out and new competing treatments.
In the news lately
- Learn Why The Bull Case For Celldex Therapeutics Stock Could Change Following Shareholder Investigation (Simply Wall Street)
- Celldex Therapeutics (CLDX) Stock Looks Rich After Shareholder Investigation (Yahoo Finance)
- CLDX Stock Down 10% After Hours What’s Driving The Selloff? (Stocktwits)
- Why is Celldex Therapeutics stock plummeting today? (Investing.com)
- Celldex Therapeutics stock fell 4.84 percent to USD 27.53 on October 16, 2026 (ad-hoc-news.de)
Follow CLDX in your daily brief
Each trading day at 5 PM ET we post what happened to Celldex Therapeutics and why it matters, in simple words. Free.
Start my free briefKey terms to know before you follow CLDX
Questions about Celldex Therapeutics stock
What does Celldex Therapeutics do?
Celldex Therapeutics trades on the Nasdaq under the ticker CLDX. It is a mid cap company in the in vitro & in vivo diagnostic substances industry, part of the healthcare sector, with a market value of about 2.3 billion dollars.
What is the ticker symbol for Celldex Therapeutics?
Celldex Therapeutics trades under the ticker CLDX on the Nasdaq.
What is Celldex Therapeutics's market cap?
Celldex Therapeutics is a mid cap stock with a market cap of about 2.3 billion dollars.
How does Celldex Therapeutics make money?
Selling medicines, medical devices or healthcare services. Insurance premiums or hospital and clinic fees. Research and licensing deals.
What moves CLDX stock?
Results from clinical trials and approvals from regulators. Drug prices, insurance rules and government policy. Patents running out and new competing treatments.
How can I follow CLDX stock every day?
Add CLDX to your watchlist on Metric Finance. We post a free brief every trading day at 5 PM ET that explains what happened to the stocks you follow, in simple words.
Similar stocks
Educational information, not financial advice. This guide explains the business in general terms and does not include live prices.