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MANUFACTURING / PRODUCTION / CAPITAL-INTENSIVE
Motor Vehicles
Leader: GM — 18.0% S1 · 44.0% CR3
S1
leader
CR3
top 3 combined
HHI
Unconcentrated
MARKET SIZE
US
How this is calculated
FORMULA
S1 = GM shipment value / total shipment value = 18.0%
CR3 = GM + Ford + Stellantis = 44.0%
HHI = Σ(share²) = 750 (Unconcentrated (HHI < 1,500))
DENOMINATOR
Shipment Value — $300B (US)
US motor vehicle manufacturing shipment value.
Size from: US Economic Census 2022 NAICS 3361
TOP 3 PLAYERS
#1GM18.0%
#2Ford16.0%
#3Stellantis10.0%
METHODOLOGY NOTE
GM's share of US motor vehicle shipment value per 2022 Economic Census NAICS 3361 concentration tables. Validated against IHS Markit registrations and OEM 10-K North America segments.
Year: 2022
Geo: US
Firms: ~15
NAICS: 3361
Historical S1 / CR3 trajectory
1950S1: 45%CR3: 90%Big 3 near-monopoly
1970S1: 40%CR3: 82%Japan begins entering
1980S1: 35%CR3: 72%Oil crisis; Japan gains
2000S1: 28%CR3: 58%Transplants + imports
2010S1: 20%CR3: 48%GM bankruptcy
2025S1: 18%CR3: 44%Stable; EV competition
Labor economics
REV / EMPLOYEE (leader)
$0.8M
industry avg $0.6M
SG&A % (leader)
6%
of revenue
GM FY2024 SG&A 5.7% on $187.4B; capital-dominant; AI impacts design/SCM more than labor comp
Related markets
Source Quality Hierarchy
Every market has a primary source plus 1–3 validation sources. Revenue numerators come from SEC 10-K filings; denominators validated against the Economic Census where available.
TIER 1Authoritative anchorsGovernment data + SEC filings
US Economic Census (data.census.gov) · SEC EDGAR / Company 10-Ks · BEA Industry Value-Added (FRED) · BLS QCEW · USGS Mineral Commodity Summaries · EIA Refinery Capacity Report · FDA device listings
TIER 2Leading commercial trackersIndustry-standard paid trackers
IDC Semiannual Software Tracker · Gartner Market Share & Magic Quadrant · IBISWorld NAICS reports · StatCounter Global Stats · eMarketer / Insider Intelligence · Synergy Research Group
TIER 3Category specialistsBest-in-class niche authorities
SIPRI (aerospace & defense) · IQVIA (pharma) · TrendForce (semiconductors) · CIMdata (CAD/PLM) · Nilson Report (payments) · Am Law 100 (legal) · ENR Top 500 (A&E) · AM Best (insurance) · SIA (staffing) · Ad Age (agencies) · Barron's / Cerulli (wealth) · Evaluate MedTech · Nielsen Gauge (streaming) · Gridwise (ride-hail) · Bloomberg Second Measure (delivery) · RC Top 100 (roofing) · SDM Top 100 (fire/safety) · Big 4 annual reports · ALM Intelligence (consulting)
Data vintage: Q2 2025 research compilation. Labels updated 2026-Q2. Tier 1 sources refreshed from FY2025 SEC filings where available. For full methodology see the Methodology page.