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Compare · FSTR vs MLI

FSTR vs MLI

Side-by-side comparison of L.B. Foster Company (FSTR) and Mueller Industries Inc. (MLI): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both FSTR and MLI operate in Metal Fabrications (Industrials), so they compete in similar markets.
  • MLI is the larger of the two at $14.64B, about 34.4x FSTR ($426.3M).
  • Over the past year, FSTR is up 108.3% and MLI is up 69.1% - FSTR leads by 39.2 points.
  • FSTR has been more active in the news (25 items in the past 4 weeks vs 5 for MLI).
  • Both have 3 recent analyst ratings on file.
PerformanceFSTR+108.30%MLI+69.12%
2025-06-11+0.00%2026-06-10
MetricFSTRMLI
Company
L.B. Foster Company
Mueller Industries Inc.
Price
$40.91-2.27%
$132.49-2.31%
Market cap
$426.3M
$14.64B
1M return
+0.16%
-5.84%
1Y return
+108.30%
+69.12%
Industry
Metal Fabrications
Metal Fabrications
Exchange
NASDAQ
NYSE
IPO
News (4w)
25
5
Recent ratings
3
3
FSTR

L.B. Foster Company

L.B. Foster Company provides products and services for the rail industry and solutions to support critical infrastructure projects worldwide. The company operates in two segments, Rail Technologies and Services; and Infrastructure Solutions. The Rail Technologies and Services segment offers new rail to passenger and short line freight railroads, industrial companies, and rail contractors; used rails; rail accessories, including track spikes and anchors, bolts, angle bars, tie plates, and other products; power rail, direct fixation fasteners, coverboards, and special accessories; and trackwork products, as well as engineers and manufactures insulated rail joints and related accessories. This segment also provides friction management products and application systems, railroad condition monitoring systems and equipment, wheel impact load detection systems, wayside data collection and management systems, track fasteners, and engineered concrete railroad ties; and aftermarket services. The Infrastructure Solutions segment sells and rents steel sheet piling, H-bearing pile, and other piling products; and bridge decking, bridge railing, structural steel fabrications, expansion joints, bridge forms, and other products for highway construction and repair. This segment produces precast concrete buildings and various specialty precast concrete products; and fabricated steel and aluminum products. It also offers pipe coatings for oil and gas pipelines and utilities; precision measurement systems for the oil and gas markets; and solutions for metering and injection systems for the oil and gas markets, as well as threaded pipe products for the oil and gas, industrial water well, and irrigation markets. The company markets its products directly, as well as through a network of agents. L.B. Foster Company was founded in 1902 and is headquartered in Pittsburgh, Pennsylvania.

MLI

Mueller Industries Inc.

Mueller Industries, Inc. manufactures and sells copper, brass, aluminum, and plastic products in the United States, the United Kingdom, Canada, South Korea, the Middle East, China, and Mexico. The company's Piping Systems segment offers copper tubes, fittings, line sets, and pipe nipples; PEX plumbing and radiant systems; and plumbing-related fittings and plastic injection tooling. It also resells steel pipes, brass and plastic plumbing valves, malleable iron fittings and faucets, and plumbing specialties; and supplies water tubes. This segment sells its products to wholesalers in the plumbing and refrigeration markets, distributors to the manufactured housing and recreational vehicle industries, building material retailers, and air-conditioning original equipment manufacturers (OEMs). The company's Industrial Metals segment manufactures brass, bronze, and copper alloy rods; copper bar and alloy shapes; plumbing brass, valves, and fittings; cold-form aluminum and copper products; machining of aluminum, steel, brass, and cast iron impacts and castings; brass and aluminum forgings; brass, aluminum, and stainless-steel valves; fluid control solutions; and gas train assembles to OEMs in the industrial, construction, HVAC, plumbing, and refrigeration markets. Its Climate segment offers valves, protection devices, brass fittings, and tubular assemblies and fabrications for various OEMs in the commercial HVAC and refrigeration markets; high-pressure components and accessories for the air-conditioning and refrigeration markets; coaxial heat exchangers and twisted tubes for the HVAC, geothermal, refrigeration, swimming pool heat pump, marine, ice machine, commercial boiler, and heat reclamation markets; insulated HVAC flexible duct systems; and brazed manifolds, headers, and distributor assemblies. The company was founded in 1917 and is headquartered in Collierville, Tennessee.

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