Largest 500 U.S. Companies by Market Cap - 421–440 of 500

A daily-updated ranking highlights the 500 largest american stocks by market cap, making it easy to assess market leaders, track shifts in valuation, and understand how the biggest companies compare over time.

Data updated: Jan 27, 2026, 4:00 PM ET

#NameMarket cap% changeMarket cap (relative)
421 Principal Financial Group Principal Financial Group PFG 20.26B ▼ 0.83%
422 Packaging of America Packaging of America PKG 20.12B ▲ 0.80%
423 Kratos Defense & Security Solutions Kratos Defense & Security Solutions KTOS 19.93B ▲ 6.01%
424 SBA Communications SBA Communications SBAC 19.90B ▼ 0.50%
425 NetApp NetApp NTAP 19.78B ▲ 1.07%
426 Dow Dow DOW 19.77B ▼ 1.30%
427 Woodward Woodward WWD 19.72B ▼ 0.55%
428 MasTec MasTec MTZ 19.61B ▲ 1.34%
429 PTC PTC PTC 19.58B ▼ 0.66%
430 BWX Technologies BWX Technologies BWXT 19.42B ▲ 3.08%
431 Genuine Parts Genuine Parts GPC 19.39B ▲ 0.15%
432 Exact Sciences Exact Sciences EXAS 19.39B ▼ 0.15%
433 Revolution Medicines Revolution Medicines RVMD 19.30B ▲ 2.12%
434 JB Hunt Transport Services JB Hunt Transport Services JBHT 19.19B ▼ 1.08%
435 Snap-on Snap-on SNA 19.13B ▼ 0.62%
436 Toast Toast TOST 19.10B ▼ 3.05%
437 Qnity Electronics Qnity Electronics Q 19.05B ▲ 0.66%
438 Somnigroup International Somnigroup International SGI 19.04B ▼ 2.16%
439 Hecla Mining Hecla Mining HL 18.97B ▼ 5.53%
440 Weyerhaeuser Weyerhaeuser WY 18.91B ▼ 1.36%