Why Diamondback Energy, Inc.’s (FANG) Stock Is Down 7.30%

By Rosalio Madrigal
September 19, 2026
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Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Diamondback Energy, Inc. before investing.

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

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

About Diamondback Energy, Inc. (FANG)

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

Diamondback Energy, Inc., an independent oil and natural gas company, acquires, develops, explores, and exploits unconventional, onshore oil and natural gas reserves in the Permian Basin in West Texas, the United States. The company primarily focuses on the development of the Spraberry and Wolfcamp formations of the Midland Basin; and the Wolfcamp and Bone Spring formations of the Delaware Basin, both of which are part of the Permian Basin in West Texas and New Mexico. Diamondback Energy, Inc. was founded in 2007 and is headquartered in Midland, Texas.

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Diamondback Energy, Inc.’s Stock Price as of Market Close

As of September 18, 2026, 4:00 PM, CST, Diamondback Energy, Inc.’s stock price was $192.420.

Diamondback Energy, Inc. is down 2.3% from its previous closing price of $196.940.

During the last market session, Diamondback Energy, Inc.’s stock traded between $191.960 and $196.940. Currently, there are approximately 281.20 million shares outstanding for Diamondback Energy, Inc..

Diamondback Energy, Inc.’s price-earnings (P/E) ratio is currently at 37.5, which is high compared to the Oil, Gas & Consumable Fuels industry median of 13.6. The price-earnings ratio gauges market expectation of future performance by relating a stock’s current share price to its earnings per share.

Diamondback Energy, Inc. Stock Price History

Diamondback Energy, Inc.’s (FANG) price is currently down 4.02% so far this month.

During the month of September, Diamondback Energy, Inc.’s stock price has reached a high of $213.310 and a low of $190.920.

Over the last year, Diamondback Energy, Inc. has hit prices as high as $216.900 and as low as $136.130. Year to date, Diamondback Energy, Inc.’s stock is up 28%.

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What Caused Diamondback Energy, 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 September 18, 2026, there was 1 analyst who downgraded Diamondback Energy, Inc.’s stock and 0 analysts who upgraded over the last month.

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

Diamondback Energy, Inc.’s current valuation based on AAII’s Value Grade is a C, which means it is considered to be Average.

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 Diamondback Energy, Inc. (FANG) by visiting AAII Stock Evaluator.

Relative Price Strength of Diamondback Energy, 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 September 18, 2026, Diamondback Energy, Inc. has a weighted four-quarter relative price strength of 4.43%, which translates to a Momentum Score of 71 and is considered to be Strong.

Want to learn more about how Diamondback Energy, Inc. is graded based on AAII’s composite scores for value, growth, quality and earnings estimate revisions? Subscribe to A+ Investor today.

Diamondback Energy, Inc. Stock Price: Bottom Line

As of September 18, 2026, Diamondback Energy, Inc.’s stock price is $192.420, which is down 2.3% 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 Diamondback Energy, 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.

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