What is SIC code 3743?

SIC code 3743 represents the Railroad Equipment industry. SIC (Standard Industrial Classification) is a four-digit code system used by the U.S. SEC to classify companies by their primary line of business. There are 6 public companies registered under this code in the SEC EDGAR database.

What is the largest Railroad Equipment company by revenue?

GREENBRIER COMPANIES INC is the largest company in the Railroad Equipment industry by revenue, reporting $3.2B in FY2025 according to its SEC EDGAR 10-K annual filing. Companies in this industry with available XBRL data collectively reported $5.7B in revenue across their most recent fiscal years.

Railroad Equipment

Q: How many public companies are in the Railroad Equipment industry?

There are 6 SEC-registered public companies classified under SIC code 3743 (Railroad Equipment) in the SEC EDGAR database.

SIC 3743 · 6 companies

This page lists all SEC-registered public companies classified under SIC code 3743 (Railroad Equipment). SIC — Standard Industrial Classification — is a four-digit code system used by the SEC to group companies by their primary line of business. You can also view financial rankings for this industry.

The Railroad Equipment industry includes 6 SEC-registered public companies. The largest by revenue is GREENBRIER COMPANIES INC, which reported $3.2B in FY2025. Companies in this industry with available XBRL data collectively reported $5.7B in revenue across their most recent fiscal years.

Company	Ticker	Exchange	State	Filings
FreightCar America, Inc.	RAIL	NASDAQ	DE	1,009
GREENBRIER COMPANIES INC	GBX	NYSE	OR	1,001
KELSO TECHNOLOGIES INC	KIQSF	OTC	A1	246
Rail Vision Ltd.	RVSNW	NASDAQ	L3	199
TRINITY INDUSTRIES INC	TRN	NYSE	DE	1,000
WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP	WAB	NYSE	DE	1,000