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Compare · CMI vs ERII

CMI vs ERII

Side-by-side comparison of Cummins Inc. (CMI) and Energy Recovery Inc. (ERII): market cap, price performance, sector, and recent activity on the wire.

Summary

  • CMI operates in Industrials, while ERII operates in Technology - the two are in different parts of the market.
  • CMI is the larger of the two at $94.15B, about 227.2x ERII ($414.4M).
  • Over the past year, CMI is up 110.4% and ERII is down 36.1% - CMI leads by 146.5 points.
  • CMI has been more active in the news (28 items in the past 4 weeks vs 5 for ERII).
  • CMI has more recent analyst coverage (25 ratings vs 8 for ERII).
PerformanceCMI+110.40%ERII-36.09%
2025-06-03+0.00%2026-06-03
MetricCMIERII
Company
Cummins Inc.
Energy Recovery Inc.
Price
$682.46+1.47%
$8.03-1.95%
Market cap
$94.15B
$414.4M
1M return
+3.83%
-26.93%
1Y return
+110.40%
-36.09%
Industry
Industrial Machinery/Components
Industrial Machinery/Components
Exchange
NYSE
NASDAQ
IPO
2008
News (4w)
28
5
Recent ratings
25
8
CMI

Cummins Inc.

Cummins Inc. designs, manufactures, distributes, and services diesel and natural gas engines, electric and hybrid powertrains, and related components worldwide. It operates through five segments: Engine, Distribution, Components, Power Systems, and New Power. The company offers diesel and natural gas powered engines under the Cummins and other customer brands for the heavy and medium-duty truck, bus, recreational vehicle, light-duty automotive, construction, mining, marine, rail, oil and gas, defense, and agricultural markets; and offers new parts and services, as well as remanufactured parts and engines. It also provides power generation systems, high-horsepower engines, heavy and medium duty engines, application engineering services, custom-designed assemblies, retail and wholesale aftermarket parts, and in-shop and field-based repair services. In addition, the company offers emission solutions; turbochargers; air and fuel filters, fuel water separators, lube and hydraulic filters, coolants, fuel additives, and other filtration systems; and electronic control modules, sensors, and supporting software, as well as new, replacement, and remanufactured fuel systems. Further, it provides automated transmissions; standby and prime power generators, controls, paralleling systems, and transfer switches, as well as A/C generator/alternator products under the Stamford and AVK brands; and electrified power systems with components and subsystems, including battery, fuel cell, and hydrogen production technologies. Additionally, it offers filtration, aftertreatment, controls systems, air handling systems, automated transmissions, and electric power generation systems. The company sells its products to original equipment manufacturers, distributors, dealers, and other customers. The company was formerly known as Cummins Engine Company and changed its name to Cummins Inc. in 2001. Cummins Inc. was founded in 1919 and is headquartered in Columbus, Indiana.

ERII

Energy Recovery Inc.

Energy Recovery, Inc., together with its subsidiaries, designs, manufactures, and sells various solutions for industrial fluid-flow markets worldwide. The company operates through Water, and Oil & Gas segments. It designs, engineers, manufactures, and supplies various energy recovery devices (ERDs), including positive displacement isobaric ERDs and centrifugal-type ERDs, such as our hydraulic turbochargers; and high-pressure feed and circulation pumps. The company also provides spare parts, as well as repair, field, and commissioning services. In addition, it offers a solution to reduce energy consumption in natural gas processing, as well as to reduce waste, redundancy, and indirectly lower emissions associated with hydraulic fracturing; and products for use in the gas processing, chemical processing, and hydraulic fracturing applications. The company provides its products under the ERI, Ultra PX, PX, Pressure Exchanger, PX Pressure Exchanger (PX), PX PowerTrain, VorTeq, IsoBoost, AT, and AquaBold trademarks to large engineering, procurement, and construction (EPC) firms; end-users and industry consultants; original equipment manufacturers (OEMs); and aftermarket customers. Energy Recovery, Inc. was incorporated in 1992 and is headquartered in San Leandro, California.

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