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Compare · KMI vs NGG

KMI vs NGG

Side-by-side comparison of Kinder Morgan Inc. (KMI) and National Grid Transco PLC National Grid PLC (NEW) (NGG): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both KMI and NGG operate in Natural Gas Distribution (Utilities), so they compete in similar markets.
  • NGG is the larger of the two at $81.23B, about 1.2x KMI ($70.48B).
  • Over the past year, KMI is up 15.0% and NGG is up 13.7% - KMI leads by 1.3 points.
  • NGG has been more active in the news (10 items in the past 4 weeks vs 5 for KMI).
  • NGG has more recent analyst coverage (25 ratings vs 24 for KMI).
PerformanceKMI+14.99%NGG+13.68%
2025-06-09+0.00%2026-06-08
MetricKMINGG
Company
Kinder Morgan Inc.
National Grid Transco PLC National Grid PLC (NEW)
Price
$31.65-0.13%
$80.84-1.20%
Market cap
$70.48B
$81.23B
1M return
+0.44%
-5.90%
1Y return
+14.99%
+13.68%
Industry
Natural Gas Distribution
Natural Gas Distribution
Exchange
NYSE
NYSE
IPO
2011
News (4w)
5
10
Recent ratings
24
25
KMI

Kinder Morgan Inc.

Kinder Morgan, Inc. operates as an energy infrastructure company in North America. The company operates through Natural Gas Pipelines, Products Pipelines, Terminals, and CO2 segments. The Natural Gas Pipelines segment owns and operates interstate and intrastate natural gas pipeline, and underground storage systems; natural gas gathering systems and natural gas processing and treating facilities; natural gas liquids fractionation facilities and transportation systems; and liquefied natural gas liquefaction and storage facilities. The Products Pipelines segment owns and operates refined petroleum products, and crude oil and condensate pipelines; and associated product terminals and petroleum pipeline transmix facilities. The Terminals segment owns and/or operates liquids and bulk terminals that stores and handles various commodities, including gasoline, diesel fuel, chemicals, ethanol, metals, and petroleum coke; and owns tankers. The CO2 segment produces, transports, and markets CO2 to recovery and production crude oil from mature oil fields; and owns interests in/or operates oil fields and gasoline processing plants, as well as operates a crude oil pipeline system in West Texas. It owns and operates approximately 83,000 miles of pipelines and 144 terminals. The company was formerly known as Kinder Morgan Holdco LLC and changed its name to Kinder Morgan, Inc. in February 2011. Kinder Morgan, Inc. was founded in 1936 and is headquartered in Houston, Texas.

NGG

National Grid Transco PLC National Grid PLC (NEW)

National Grid plc transmits and distributes electricity and natural gas. It operates through UK Electricity Transmission, UK Gas Transmission, US Regulated, and National Grid Ventures (NGV) and Other segments. The UK Electricity Transmission segment owns and operates electricity transmission networks, which comprise approximately 7,236 kilometers of overhead lines. The UK Gas Transmission segment owns and operates gas transmission systems, as well as third-party independent systems and liquefied natural gas (LNG) storage facilities. The US Regulated segments owns and operates transmission facilities across upstate New York, Massachusetts, New Hampshire, Rhode Island, and Vermont; and electricity distribution networks in upstate New York, Massachusetts, and Rhode Island. Its assets comprise 14,439 kilometers of overhead lines; an electricity distribution network of approximately 117,498 circuit miles; and a network of approximately 57,551 kilometers of gas pipeline. The NGV and Other segment engages in the energy metering business; transporting renewable energy long distances through its electricity interconnectors; and storing LNG, as well as commercial property and insurance activities in the United Kingdom. The company was founded in 1990 and is headquartered in London, the United Kingdom.

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