Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Guardant Health, Inc. before investing.

In this article, we go over a few key elements for understanding Guardant Health, Inc.’s stock price such as:

• Guardant Health, Inc.’s current stock price and volume
• Why Guardant Health, Inc.’s stock price changed recently
• Upgrades and downgrades for GH from analysts
• GH’s stock price momentum as measured by its relative strength

About Guardant Health, Inc. (GH)

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

Guardant Health, Inc., a precision oncology company, provides blood and tissue tests, and data sets in the United States and internationally. The company offers Guardant360 CDx test, a liquid biopsy test for tumor mutation profiling; Guardant360 Liquid test, which measures 740+ genes and supports all guideline-recommended biomarkers; Guardant Reveal test, a blood test that utilizes circulating tumor DNA to detect cancer at the molecular level; and Guardant360 Tissue test, a molecular profiling test for tumor tissue that provides genomic, transcriptomic, and epigenomic insights. It also provides Shield blood test for colorectal cancer screening in adults. In addition, the company offers GuardantINFINITY test that provides insights into the complexities of tumor molecular profiles and immune response to advance cancer research and therapy development; GuardantOMNI test covers 500 genes, including genes associated with homologous recombination repair deficiency and biomarkers for immuno-oncology applications; GuardantINFORM, which provides longitudinal biological insight into tumor evolution alongside longitudinal clinical outcomes; and GuardantConnect, an integrated software-based solution designed for clinical and biopharmaceutical customers to connect patients tested with assays with actionable alterations with potentially relevant clinical studies. Further, it provides Smart Platform, which delivers multiomic insights leveraging genomic, epigenomic, and RNA-based data that are scalable from research to the clinic. Additionally, the company offers development services, including companion diagnostic development and regulatory approval, clinical study setup, monitoring and maintenance, testing development and support, technologies licensing, and kit fulfillment and delivery of Shield screening tests. Guardant Health, Inc. was incorporated in 2011 and is headquartered in Palo Alto, California.

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Guardant Health, Inc.’s Stock Price as of Market Close

As of April 15, 2026, 4:00 PM, CST, Guardant Health, Inc.’s stock price was $84.860.

Guardant Health, Inc. is down 1.78% from its previous closing price of $86.400.

During the last market session, Guardant Health, Inc.’s stock traded between $84.320 and $88.200. Currently, there are approximately 128.66 million shares outstanding for Guardant Health, Inc..

Guardant Health, Inc.’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.

Guardant Health, Inc. Stock Price History

Guardant Health, Inc.’s (GH) price is currently down 8.13% so far this month.

During the month of April, Guardant Health, Inc.’s stock price has reached a high of $99.000 and a low of $74.550.

Over the last year, Guardant Health, Inc. has hit prices as high as $120.740 and as low as $36.360. Year to date, Guardant Health, Inc.’s stock is down 16.92%.

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What Caused Guardant Health, Inc. 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 April 15, 2026, there were 0 analysts who downgraded Guardant Health, Inc.’s stock and 1 analyst who upgraded over the last month.

Additionally, you'll want to evaluate Guardant Health, Inc.’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 Guardant Health, Inc.’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

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 Guardant Health, Inc. (GH) by visiting AAII Stock Evaluator.

Relative Price Strength of Guardant Health, Inc.

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 April 15, 2026, Guardant Health, Inc. has a weighted four-quarter relative price strength of 7.09%, which translates to a Momentum Score of 73 and is considered to be Strong.

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Guardant Health, Inc. Stock Price: Bottom Line

As of April 15, 2026, Guardant Health, Inc.’s stock price is $84.860, which is down 1.78% 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 Guardant Health, Inc. stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

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