STOCK TITAN

Largest Companies by Market Cap - September 2026

The largest US-listed companies by market capitalization as the market stood at the close of September 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
401
$36.01B
▲ 18
Industrials
402
$35.75B
▼ 2
Consumer Cyclical
403
$35.28B
▲ 32
Communication Services
404
$35.06B
▼ 51
Technology
405
$34.99B
▼ 9
Consumer Cyclical
406
$34.62B
▲ 12
Consumer Defensive
407
$34.56B
▼ 31
Technology
408
$34.35B
▲ 7
Technology
409
$34.32B
▼ 58
Industrials
410
$34.08B
▲ 44
Basic Materials
411
$34.02B
▲ 13
Communication Services
412
$33.92B
▼ 1
Consumer Defensive
413
$33.88B
▲ 15
Energy
414
$33.61B
▼ 9
Consumer Defensive
416
$33.56B
▲ 1
Healthcare
417
$33.52B
▼ 4
Basic Materials
418
$33.37B
▲ 30
Healthcare
419
$33.28B
▲ 24
Industrials
420
$33.14B
▼ 18
Financial Services
421
$33.03B
▲ 5
Real Estate
422
$33.02B
▲ 24
Healthcare
423
$33.00B
▲ 18
Consumer Cyclical
424
$32.84B
▼ 1
Utilities
425
$32.59B
▼ 26
Financial Services
426
$32.56B
▼ 1
Healthcare
427
$32.52B
▲ 32
Technology
428
$32.40B
▼ 14
Consumer Defensive
429
$32.31B
▼ 49
Basic Materials
430
$32.28B
▲ 7
Basic Materials
431
$31.96B
▲ 9
Industrials
432
$31.89B
▼ 10
Healthcare
433
$31.76B
▲ 5
Basic Materials
434
$31.70B
▼ 14
Basic Materials
435
$31.67B
▼ 19
Consumer Defensive
436
$31.61B
▼ 38
Consumer Cyclical
437
$31.60B
▼ 31
Energy
438
$31.52B
▼ 2
Financial Services
439
$31.42B
▼ 6
Financial Services
440
$31.30B
▼ 19
Healthcare
441
$30.99B
▼ 10
Financial Services
442
$30.83B
▼ 8
Financial Services
443
$30.72B
▼ 14
Financial Services
444
$30.69B
▲ 7
Healthcare
445
$30.40B
▼ 18
Financial Services
446
$30.38B
▼ 14
Energy
447
$30.27B
▲ 40
Healthcare
448
$30.27B
▲ 18
Communication Services
449
$30.17B
▲ 21
Financial Services
450
$30.06B
▼ 1
Technology
451
$30.00B
▲ 14
Industrials
452
$29.95B
▼ 13
Technology
453
$29.93B
▲ 21
Technology
454
$29.68B
▼ 12
Communication Services
455
$29.53B
▼ 8
Healthcare
456
$29.46B
▼ 26
Energy
457
$29.14B
▲ 5
Industrials
458
$28.86B
▼ 8
Healthcare
459
$28.75B
▼ 6
Financial Services
460
$28.58B
▲ 4
Financial Services
461
$28.56B
▼ 52
Basic Materials
462
$28.50B
▲ 13
Industrials
463
$28.36B
▼ 19
Real Estate
464
$28.21B
▲ 33
Technology
465
$28.13B
▲ 12
Technology
466
$28.08B
▼ 58
Technology
467
$27.86B
▲ 18
Energy
468
$27.78B
▼ 5
Real Estate
469
$27.51B
▼ 2
Utilities
470
$27.40B
▲ 6
Communication Services
471
$26.99B
▲ 15
Utilities
472
$26.98B
▲ 60
Technology
473
$26.98B
▼ 5
Utilities
474
$26.94B
▼ 14
Consumer Defensive
475
$26.85B
▼ 3
Financial Services
476
$26.85B
▲ 23
Consumer Cyclical
477
$26.77B
▼ 25
Financial Services
478
$26.71B
▲ 53
Technology
479
$26.64B
▼ 22
Energy
480
$26.49B
▼ 24
Energy
481
$26.49B
▲ 3
Technology
482
$26.44B
▲ 7
Utilities
483
$26.42B
▲ 39
Healthcare
484
$26.38B
▲ 6
Consumer Defensive
485
$26.34B
▼ 4
Communication Services
486
$26.31B
▲ 37
Technology
487
$26.09B
▲ 55
Healthcare
488
$26.00B
▲ 30
Communication Services
489
$25.96B
▲ 46
Industrials
490
$25.93B
▼ 10
Energy
491
$25.87B
▼ 20
Technology
492
$25.79B
—
Industrials
493
$25.73B
—
Utilities
494
$25.72B
▲ 9
Healthcare
495
$25.71B
▲ 60
Technology
496
$25.52B
▲ 5
Technology
497
$25.47B
▲ 11
Technology
498
$25.44B
▲ 45
Industrials
499
$25.37B
▼ 4
Consumer Cyclical
500
$25.35B
▼ 17
Utilities
Ranked at close 941 companies
Rows on this page 100 ranks 401–500
Page 5 of 10
Basis Frozen September 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.

What changed in this ranking

AI-generated summary by Rhea-AI, written on . How Rhea-AI works.

In the closed ranking dated 2026-09-01, Berkshire Hathaway Inc. (BRK.A) entered at rank 35 after being absent from the closed 2026-08-01 ranking. Its arrival shifted Alibaba Group Holding Limited (BABA), GE Vernova (GEV) and AT&T (T) one place lower, each because BRK.A appeared above them. Corteva, Inc. (CTVA) left the ranking after holding rank 296 previously. At the lower boundary, Qorvo, Inc. (QRVO) now appears at rank 898. Krystal Biotech, Inc. (KRYS) is absent after holding rank 896.

Semiconductor companies were prominent among the climbers: Marvell Technology, Inc. (MRVL), Analog Devices, Inc. (ADI) and Applied Materials, Inc. (AMAT) all climbed, gaining 22, 17 and 6 places, respectively. MRVL now ranks 65, up from rank 87. ADI now ranks 78, up from rank 95. Qualcomm Inc (QCOM) gained 13 places to rank 76, while CrowdStrike Holdings (CRWD), Seagate Technology Holdings plc (STX) and Eaton Corporation plc (ETN) each gained 12. The steepest fallers were Novo Nordisk A/S (NVO), down 18 places, and McDonald's Corporation (MCD), down 14; RTX Corporation (RTX) and Wells Fargo & Co. (WFC) each fell 12. NVO is now at rank 92, versus rank 74 previously. MCD is at rank 99, compared with rank 85.

The top-ten order changed as Meta Platforms, Inc. (META) overtook Broadcom Inc. (AVGO). META now holds rank 8. AVGO is at rank 9.

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.