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Large Cap Steel
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
NUE icon
1
Nucor
NUE
$55.5B
$55.5B $244.64 0.41%
MT icon
2
ArcelorMittal
MT
$54.8B
$54.8B $72.64 0.61%
STLD icon
3
Steel Dynamics
STLD
$32.9B
$32.9B $229.27 0.26%
RS icon
4
Reliance Steel & Aluminium
RS
$19.5B
$19.5B $382.49 1.39%
PKX icon
5
POSCO
PKX
$17.7B
$17.7B $58.66 2.3%
TX icon
6
Ternium
TX
$10.8B
$10.8B $55.11 0.61%

Large Cap Steel Stocks at a Glance

Steel companies produce plate, sheet, structural steel, pipe, and stainless products. Earnings swing with steel prices against iron-ore, scrap, and energy costs; electric-arc minimills carry structural cost and flexibility advantages over blast furnaces, and trade policy shapes regional pricing.

There are 6 large cap Steel stocks — companies in the Steel industry with a market cap between $10B and $200B — worth a combined $191B.

The largest by market cap are Nucor (NUE) at $55.5B, ArcelorMittal (MT) at $54.8B and Steel Dynamics (STLD) at $32.9B.

Among institutional investors, Nucor (NUE) drew the most net new fund positions in Q2 2026: 249 funds opened new positions, taking total fund holders up 157 (11%) quarter-over-quarter.

  • Combined market cap: $191B across 6 stocks.
  • Large Cap: market cap between $10B and $200B.
  • Largest constituent: Nucor (NUE), $55.5B market cap.
  • Most net new fund positions in Q2 2026: Nucor (NUE), +157 holders.

Market caps and prices updated daily; fund activity based on aggregated SEC 13F filings for Q2 2026.