Marathon Oil Corporation

Marathon Oil Corporation

MRO
Marathon Oil CorporationUS flagNew York Stock Exchange
28.55
USD
- -
- -
15.97BMarket Cap

Marathon Oil Corporation (MRO) Stock Split History

Learn about Marathon Oil Corporation's most recent 2000-for-1193 basis stock split on July 01, 2011. Understand the impact on shareholders and the company's market position.

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Latest Stock Split Details

Key information about Marathon Oil Corporation's most recent stock split

Split Date: 2011-07-01
Split Ratio: 2000:1193
Price Before Split: $55.24
Price After Split: $32.95

Developer API

Get MRO split history as JSON

Dates, ratios, split factors, and pre/post-split prices from a single REST call. Look up by ticker, CIK, CUSIP, or ISIN. Free tier, no scraping.

GETapi.roic.ai/v2/stock-splits/MRO

Impact of the Stock Split

Understanding what this means for shareholders

  • The total value of your investment remains the same
  • You now own 1.68 times more shares (a 2000:1193 ratio)
  • The price per share is reduced proportionally

Historical Stock Splits

A comprehensive history of Marathon Oil Corporation's stock splits

DateRatioIs Reverse SplitPrice Before SplitPrice After Split
2011-07-012000:1193No$55.24$32.95
2007-06-192:1No$136.63$68.32
1991-05-076:5No$34.52$28.77
1976-06-023:2No$100.79$67.19

About Marathon Oil Corporation

Company overview and industry information

Marathon Oil Corporation (MRO) operates in the Oil & Gas Exploration & Production industry. The recent 2000-for-1193 stock split reflects the company's growth and strategy to make shares more accessible to a broader range of investors.

Oil & Gas Exploration & Production
Go to Marathon Oil Corporation Summary

Last updated: 7/22/2026

This information is for educational purposes only. Always consult with a financial advisor before making investment decisions.