Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Cerus Corporation before investing.

In this article, we go over a few key elements for understanding Cerus Corporation’s stock price such as:

• Cerus Corporation’s current stock price and volume
• Why Cerus Corporation’s stock price changed recently
• Upgrades and downgrades for CERS from analysts
• CERS’s stock price momentum as measured by its relative strength

About Cerus Corporation (CERS)

Before we jump into Cerus Corporation’s stock price, history, target price and what caused it to recently dip, let’s take a look at some background.

Cerus Corporation operates as a biomedical products company. The company focuses on developing and commercializing the INTERCEPT Blood System to enhance blood safety. The company offers INTERCEPT Blood System, a proprietary technology for controlling biological replication that is designed to reduce blood-borne pathogens in donated blood components intended for transfusion. The company also offers INTERCEPT Blood Systems for platelets plasma, and cryoprecipitation, which is designed to inactivate blood-borne pathogens in platelets and plasma donated for transfusion; INTERCEPT Blood System for red blood cells to inactivate blood-borne pathogens in red blood cells intended for transfusion; INTERCEPT Blood System for Cryoprecipitation that uses its plasma system to produce pathogen reduced cryoprecipitated fibrinogen complex for the treatment and control of bleeding, including massive hemorrhage associated with fibrinogen deficiency, as well as pathogen reduced plasma and cryoprecipitate reduced; and INTERCEPT Illuminator, an LED-based device for blood component treatment. It sells platelet and plasma systems through its direct sales force and distributors in the United States, Europe, the Commonwealth of Independent States, the Middle East, Latin America, and internationally. The company was formerly known as CERUS TECHNOLOGIES INC and changed its name to Cerus Corporation in July 1996. The company was incorporated in 1991 and is headquartered in Concord, California.

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Cerus Corporation’s Stock Price as of Market Close

As of May 08, 2026, 10:31 AM, CST, Cerus Corporation’s stock price was $2.555.

Cerus Corporation is down 2.11% from its previous closing price of $2.610.

During the last market session, Cerus Corporation’s stock traded between $2.480 and $2.660. Currently, there are approximately 194.14 million shares outstanding for Cerus Corporation.

Cerus Corporation’s trailing earnings per share are negative, so the stock does not have a meaningful P/E ratio. We suggest investors evaluate other financial metrics to understand its overall valuation.

Cerus Corporation Stock Price History

Cerus Corporation’s (CERS) price is currently up 25.86% so far this month.

During the month of May, Cerus Corporation’s stock price has reached a high of $3.150 and a low of $2.470.

Over the last year, Cerus Corporation has hit prices as high as $3.150 and as low as $1.150. Year to date, Cerus Corporation’s stock is up 24.03%.

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What Caused Cerus Corporation Stock’s Price to Dip?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of May 07, 2026, there was 1 analyst who downgraded Cerus Corporation’s stock and 0 analysts who upgraded over the last month.

Additionally, you'll want to evaluate Cerus Corporation’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on Cerus Corporation’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

Cerus Corporation’s current valuation based on AAII’s Value Grade is a F, which means it is considered to be Ultra Expensive.

Learn how to evaluate stocks with AAII Grades and Scores with A+ Investor today.

Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about Cerus Corporation (CERS) by visiting AAII Stock Evaluator.

Relative Price Strength of Cerus Corporation

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of May 07, 2026, Cerus Corporation has a weighted four-quarter relative price strength of 13.33%, which translates to a Momentum Score of 84 and is considered to be Very Strong.

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Cerus Corporation Stock Price: Bottom Line

As of May 8, 2026, Cerus Corporation’s stock price is $2.555, which is down 2.11% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like Cerus Corporation stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

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