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Small Cap Railroads
Stocks Ranked by
Market Capitalization

Name Market cap Price Price
change %
GBX icon
1
The Greenbrier Companies
GBX
$1.43B
$1.43B $46.16 0.17%
FSTR icon
2
Foster
FSTR
$401M
$401M $38.11 1.63%

Small Cap Railroads Stocks at a Glance

Railroads haul freight over line-haul networks, alongside railcar and equipment makers and passenger operators. Irreplaceable rights-of-way create near-duopoly economics in most corridors, with volumes tracking industrial output and operating ratios measuring efficiency gains.

There are 2 small cap Railroads stocks — companies in the Railroads industry with a market cap between $250M and $2B — worth a combined $1.83B.

The largest by market cap are The Greenbrier Companies (GBX) at $1.43B and Foster (FSTR) at $401M.

Among institutional investors, Foster (FSTR) drew the most net new fund positions in Q2 2026: 37 funds opened new positions, taking total fund holders up 25 (23%) quarter-over-quarter.

  • Combined market cap: $1.83B across 2 stocks.
  • Small Cap: market cap between $250M and $2B.
  • Largest constituent: The Greenbrier Companies (GBX), $1.43B market cap.
  • Most net new fund positions in Q2 2026: Foster (FSTR), +25 holders.

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