MPLX LP (MPLX Quick QuoteMPLX - Free Report) reported $3.04 billion in revenue for the quarter ended March 2026, representing a year-over-year decline of 2.8%. EPS of $0.90 for the same period compares to $1.10 a year ago.

The reported revenue represents a surprise of -4.54% over the Zacks Consensus Estimate of $3.18 billion. With the consensus EPS estimate being $1.05, the EPS surprise was -14.29%.

While investors closely watch year-over-year changes in headline numbers -- revenue and earnings -- and how they compare to Wall Street expectations to determine their next course of action, some key metrics always provide a better insight into a company's underlying performance.

As these metrics influence top- and bottom-line performance, comparing them to the year-ago numbers and what analysts estimated helps investors project a stock's price performance more accurately.

Here is how MPLX LP performed in the just reported quarter in terms of the metrics most widely monitored and projected by Wall Street analysts:

• Average tariff rates - Crude oil pipelines: $1.03 compared to the $1.07 average estimate based on two analysts.
• Average tariff rates - Product pipelines: $1.09 versus the two-analyst average estimate of $1.01.
• Pipeline throughput - Crude oil pipelines: 3683 millions of barrels of oil versus 3946.12 millions of barrels of oil estimated by two analysts on average.
• Natural Gas Processed - Southwest Operations: 1973 millions of cubic feet compared to the 1810.24 millions of cubic feet average estimate based on two analysts.
• Pipeline throughput - Total pipelines: 5702 millions of barrels of oil versus 5957.94 millions of barrels of oil estimated by two analysts on average.
• Gathering throughput - Southwest Operations: 1989 millions of cubic feet versus 1879.55 millions of cubic feet estimated by two analysts on average.
• Pipeline throughput - Product pipelines: 2019 millions of barrels of oil compared to the 2011.82 millions of barrels of oil average estimate based on two analysts.
• Adjusted EBITDA- Natural Gas and NGL Services: $618 million compared to the $618.69 million average estimate based on two analysts.
• Adjusted EBITDA- Crude Oil and Products Logistics: $1.11 billion versus $1.15 billion estimated by two analysts on average.

View all Key Company Metrics for MPLX LP here>>>

Shares of MPLX LP have returned +0.8% over the past month versus the Zacks S&P 500 composite's +10.3% change. The stock currently has a Zacks Rank #4 (Sell), indicating that it could underperform the broader market in the near term.