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

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

• York Space Systems, Inc.’s current stock price and volume
• Why York Space Systems, Inc.’s stock price changed recently
• Upgrades and downgrades for YSS from analysts
• YSS’s stock price momentum as measured by its relative strength

About York Space Systems, Inc. (YSS)

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

York Space Systems, Inc. operates as a space and defense prime providing a comprehensive suite of mission-critical solutions for national security, government and commercial customers in the United States. It provides space and defense primes with proprietary hardware and software capabilities designed to address customers’ requirements across the elements of the space ecosystem throughout the mission lifecycle. The company also engages in the design, production, integration, and operation of spacecraft to manage spacecraft and constellations. It offers S-CLASS, LX-CLASS, and M-CLASS spacecraft, which are satellite platforms to a range of space market needs. In addition, the company provides software that enables versatile integration of a variety of payloads for customers and supply chain commonalities across platforms, as well as software-enabled services. The company was formerly known as Yellowstone Midco Holdings II, LLC and changed its name to York Space Systems, Inc. in January 2026. York Space Systems, Inc. was founded in 2012 and is based in Greenwood Village, Colorado.

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York Space Systems, Inc.’s Stock Price as of Market Close

As of August 19, 2026, 10:46 AM, CST, York Space Systems, Inc.’s stock price was $10.270.

York Space Systems, Inc. is down 1.44% from its previous closing price of $10.420.

During the last market session, York Space Systems, Inc.’s stock traded between $9.990 and $10.440. Currently, there are approximately 128.10 million shares outstanding for York Space Systems, Inc..

York Space Systems, 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.

York Space Systems, Inc. Stock Price History

York Space Systems, Inc.’s (YSS) price is currently down 30.28% so far this month.

During the month of August, York Space Systems, Inc.’s stock price has reached a high of $16.000 and a low of $9.400.

Over the last year, York Space Systems, Inc. has hit prices as high as $44.540 and as low as $9.400.

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What Caused York Space Systems, 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?

One of the most common factors that can drastically impact a stock’s price is analyst upgrades and downgrades. When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. However, as of August 18, 2026,, no analysts have changed their rating of York Space Systems, Inc.’s stock over the last month.

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

York Space Systems, Inc.’s current valuation based on AAII’s Value Grade is a D, which means it is considered to be Expensive.

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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 York Space Systems, Inc. (YSS) by visiting AAII Stock Evaluator.

Relative Price Strength of York Space Systems, 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 August 18, 2026, York Space Systems, Inc. has a weighted four-quarter relative price strength of %, which translates to a Momentum Score of and is considered to be NA.

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York Space Systems, Inc. Stock Price: Bottom Line

As of August 19, 2026, York Space Systems, Inc.’s stock price is $10.270, which is down 1.44% 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 York Space Systems, Inc. stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.