STOCK TITAN

Largest Companies by Market Cap - March 2026

The largest US-listed companies by market capitalization as the market stood at the close of March 2026. This ranking is frozen at that date and does not move with today's prices.

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Rank
Symbol
Company Name
Market Cap
Rank Change
Sector
601
$18.79B
▲ 1
Semiconductors & Related Devices
602
$18.73B
▲ 25
Engines & Turbines
603
$18.73B
▲ 22
Arrangement of Transportation of Freight & Cargo
604
$18.71B
▼ 9
605
$18.69B
▲ 7
Telephone & Telegraph Apparatus
606
$18.65B
▼ 3
Laboratory Analytical Instruments
607
$18.60B
▼ 54
608
$18.55B
▼ 4
Plastic Materials, Synth Resins & Nonvulcan Elastomers
609
$18.53B
▲ 23
Electric & Other Services Combined
610
$18.52B
▼ 21
Industrial Organic Chemicals
611
$18.50B
▼ 25
612
$18.47B
▲ 54
Services-computer Integrated Systems Design
613
$18.41B
▼ 21
Services-business Services, Nec
614
$18.38B
▼ 87
Air Transportation, Scheduled
615
$18.38B
▼ 58
Miscellaneous Manufacturing Industries
616
$18.30B
▼ 106
617
$18.28B
▲ 68
Semiconductors & Related Devices
618
$18.25B
▼ 40
Real Estate Investment Trusts
619
$18.18B
▲ 130
620
$17.88B
▼ 15
Plastics Products, Nec
621
$17.86B
▲ 8
Services-business Services, Nec
622
$17.85B
▲ 87
Crude Petroleum & Natural Gas
623
$17.75B
▲ 14
Retail-miscellaneous Shopping Goods Stores
624
$17.69B
▼ 37
625
$17.69B
▲ 9
Services-computer Programming, Data Processing, Etc.
626
$17.65B
▼ 19
Operative Builders
627
$17.64B
▲ 20
Surgical & Medical Instruments & Apparatus
628
$17.62B
▲ 24
Real Estate Investment Trusts
629
$17.57B
▲ 29
Computer & Office Equipment
630
$17.55B
▼ 12
Services-to Dwellings & Other Buildings
631
$17.51B
▲ 46
632
$17.50B
▼ 41
Semiconductors & Related Devices
633
$17.50B
▲ 41
Primary Production of Aluminum
634
$17.49B
▼ 11
Orthopedic, Prosthetic & Surgical Appliances & Supplies
635
$17.42B
▼ 4
Investment Advice
636
$17.39B
▼ 48
Apparel & Other Finishd Prods of Fabrics & Similar Matl
637
$17.32B
▼ 15
Services-prepackaged Software
638
$17.28B
▲ 26
Services-testing Laboratories
639
$17.16B
Ball & Roller Bearings
640
$17.03B
▲ 2
Pumps & Pumping Equipment
641
$17.03B
▼ 22
Retail-eating Places
642
$16.94B
▼ 16
Semiconductors & Related Devices
643
$16.88B
▲ 24
X-ray Apparatus & Tubes & Related Irradiation Apparatus
644
$16.81B
▼ 20
645
$16.70B
▲ 89
Services-business Services, Nec
646
$16.70B
▲ 2
Industrial Instruments for Measurement, Display, and Control
647
$16.60B
▼ 11
648
$16.60B
▼ 8
649
$16.53B
▲ 1
650
$16.47B
▼ 4
651
$16.46B
▼ 7
Services-prepackaged Software
652
$16.44B
▲ 55
Computer Communications Equipment
653
$16.39B
▲ 15
654
$16.35B
▲ 94
Crude Petroleum & Natural Gas
655
$16.35B
▼ 10
Services-business Services, Nec
656
$16.27B
▼ 15
Services-prepackaged Software
657
$16.21B
▲ 18
Natural Gas Transmission
658
$16.17B
▼ 97
Hospital & Medical Service Plans
659
$16.16B
▼ 21
660
$16.04B
▼ 49
Air-cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip
661
$15.94B
▼ 8
Real Estate Investment Trusts
662
$15.90B
▲ 29
663
$15.87B
▲ 23
664
$15.75B
▲ 58
Pipe Lines (no Natural Gas)
665
$15.74B
▼ 16
Metal Cans
666
$15.74B
▲ 16
667
$15.73B
▼ 10
Pharmaceutical Preparations
668
$15.55B
▲ 5
Real Estate Investment Trusts
669
$15.55B
▼ 41
Household Furniture
670
$15.52B
▲ 1
Industrial Instruments for Measurement, Display, and Control
671
$15.52B
▲ 10
Wholesale-metals Service Centers & Offices
672
$15.48B
▲ 39
673
$15.48B
▼ 11
Real Estate Investment Trusts
674
$15.47B
▼ 9
675
$15.46B
▲ 19
Retail-catalog & Mail-order Houses
676
$15.43B
▼ 21
677
$15.41B
▼ 64
678
$15.38B
▲ 11
Services-computer Processing & Data Preparation
679
$15.35B
▲ 13
Personal Credit Institutions
680
$15.34B
▼ 10
Real Estate Investment Trusts
681
$15.29B
▼ 30
Electric Services
682
$15.21B
▲ 14
Measuring & Controlling Devices, Nec
683
$15.19B
▼ 66
Services-general Medical & Surgical Hospitals, Nec
684
$15.15B
▲ 3
Real Estate Investment Trusts
685
$15.14B
▲ 20
Biological Products, (no Disgnostic Substances)
686
$15.14B
▲ 30
687
$15.14B
▲ 17
Hazardous Waste Management
688
$15.13B
▲ 78
Pharmaceutical Preparations
689
$15.11B
▲ 115
690
$15.06B
▼ 27
Aircraft & Parts
691
$15.03B
▼ 12
Heavy Construction Other Than Bldg Const - Contractors
692
$15.00B
▲ 161
Crude Petroleum & Natural Gas
693
$14.99B
▼ 37
Household Appliances
694
$14.98B
▼ 34
Wholesale-hardware & Plumbing & Heating Equipment & Supplies
695
$14.97B
▼ 41
Ship & Boat Building & Repairing
696
$14.97B
▼ 37
697
$14.96B
▼ 9
698
$14.82B
▼ 22
General Industrial Machinery & Equipment, Nec
699
$14.76B
▼ 4
Real Estate Operators (no Developers) & Lessors
700
$14.73B
▼ 110
Electronic Computers
Ranked at close 939 companies
Rows on this page 100 ranks 601–700
Page 7 of 10
Basis Frozen March 2026 close
Market caps are the share price multiplied by shares outstanding, and a company trading under several share classes appears once. This ranking is informational and is not investment advice.

PETROLEO BRASILEIRO S.A.-PETROBRAS ADS (REP 1 (PBR) was the standout climber between the 2026-02-01 and 2026-03-01 rankings, rising 45 places to rank 98 from rank 143. Arm Holdings plc American (ARM) climbed 29 places to rank 78 from rank 107. ConocoPhillips (COP) climbed 26 places to rank 79 from rank 105, while TotalEnergies SE (TTE) climbed 18 places to rank 58 from rank 76.

Unilever plc (UL) was the sharpest faller, declining 26 places to rank 114 from rank 88. Southern Copper Corporation (SCCO) declined 21 places to rank 94 from rank 73, and HDFC Bank Limited (HDB) declined 20 places to rank 105 from rank 85. Stryker Corporation (SYK) slipped 11 places to rank 107 from rank 96. Other notable fallers were GE Aerospace (GE), SAP SE (SAP) and Deere & Company (DE).

Inside the top 10, Broadcom Inc. (AVGO) rose 2 places to rank 7. AVGO overtook Tesla, Inc. (TSLA) and Meta Platforms, Inc. (META), while TSLA overtook META. TSLA held rank 8, and META fell 2 places to rank 9.

Sunbelt Rentals Holdings, Inc. (SUNB) entered at rank 472. PayPay Corporation (PAYP) entered at rank 709. Exact Sciences Corp (EXAS) left after previously holding rank 610, while Confluent, Inc. (CFLT) left after rank 842. Both monthly snapshots were reconstructed.

Compares this month's close with the previous month's close. A company that shifted only because another entered or left the ranking above it is not counted as having moved.