NAICS 52

Finance & Insurance

NAICS 52 finance and insurance: banking, securities, insurance regulation under Dodd-Frank, and market structure.

Industry at a Glance

Sector-wide aggregates across all businesses classified under NAICS 52 (2017 classification frame). For specific sub-industries within this sector, see the individual reports below.

Employment
7.0M
US Census CBP · 2023 · NAICS 2017
Establishments
469K
US Census CBP · 2023 · NAICS 2017
Annual Payroll
$876.9B
US Census CBP · 2023 · NAICS 2017
Avg Annual Wage
$125,425
Derived from US Census CBP · 2023 · NAICS 2017
Market Size
$5.9T
US Census Economic Census · 2022 · NAICS 2017
gdp share
7.9%
BEA GDP-by-Industry · 2025 · NAICS 2017
value added
$2.4T
BEA GDP-by-Industry · 2025 · NAICS 2017

Industry Overview

Finance and Insurance (NAICS 52) covers depository institutions, credit intermediaries, securities and commodity exchanges, insurance carriers, and funds, trusts, and other financial vehicles. The sector's top tier is defined by four banks — JPMorgan Chase, Bank of America, Citigroup, and Wells Fargo — which together hold roughly 40% of total US bank deposits. On the insurance side, Berkshire Hathaway, UnitedHealth Group, and State Farm rank as the largest carriers across property-casualty, health, and life insurance respectively.

The Federal Reserve, FDIC, OCC, and SEC form the core federal regulatory framework, supplemented by the Consumer Financial Protection Bureau (CFPB) for consumer-facing products and state insurance commissioners operating under the National Association of Insurance Commissioners (NAIC) model. The Dodd-Frank Wall Street Reform Act of 2010 remains the sector's defining post-crisis regulatory architecture, imposing stress-testing requirements, the Volcker Rule restrictions on proprietary trading, and enhanced capital standards for systemically important financial institutions (SIFIs).

Geographic concentration runs along predictable lines: New York City anchors investment banking and securities trading, Charlotte hosts the headquarters of Bank of America and Truist Financial, Hartford retains its historical role as a major insurance center, and Des Moines and Omaha serve as hubs for life insurance and financial holding companies. Fintech competition is strongest in payments and consumer lending, where firms like Square (Block), Stripe, and SoFi have captured market share from traditional banks by offering faster account opening, lower fees, and mobile-first interfaces.

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Market sizing, workforce analysis, competitive landscape, regulatory environment — all sourced from Census, BLS, FRED, and SEC EDGAR.

Industry Trends

CFPB

The CFPB's Section 1033 rulemaking on open banking will require financial institutions to share customer data with authorized third parties through standardized APIs, reshaping how fintechs like Plaid and Yodlee access bank-held consumer financial data.

FDIC

FDIC-insured bank failures — including Silicon Valley Bank and Signature Bank in March 2023 — exposed interest-rate risk from held-to-maturity bond portfolios, prompting the Fed to tighten supervisory expectations around liquidity management and uninsured deposit concentration.

03

Parametric insurance products, which pay claims based on predefined event triggers rather than assessed losses, are gaining adoption in commercial property markets exposed to hurricane and wildfire risk, led by carriers like Swiss Re and Nephila Capital in Florida and California coastal zones.

III

Private credit funds managed by Apollo, Blackstone, and Ares Management are displacing traditional bank lending in middle-market corporate finance, originating loans that banks shed under tighter Basel III capital requirements and Dodd-Frank risk retention rules.

SAFE

State-level cannabis banking remains in regulatory limbo — the SAFE Banking Act has passed the US House multiple times but stalled in the Senate, leaving licensed cannabis businesses in states like Colorado and California reliant on cash or limited credit union services for financial access.

Specialty Reports Available on Request

37 specialty industriesavailable on request
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Monetary Authorities - Central Bank
521110View →
Commercial Banking
522110View →
Savings Institutions
522120View →
Credit Unions
522130View →
Other Depository Credit Intermediation
522190View →
Credit Card Issuing
522210View →
Sales Financing
522220View →
Consumer Lending
522291View →
Real Estate Credit
522292View →
International Trade Financing
522293View →
Secondary Market Financing
522294View →
All Other Nondepository Credit Intermediation
522298View →
Mortgage & Nonmortgage Loan Brokers
522310View →
Financial Transactions Processing, Reserve, & Clearinghouse Activities
522320View →
Other Activities Related to Credit Intermediation
522390View →
Investment Banking & Securities Dealing
523110View →
Securities Brokerage
523120View →
Commodity Contracts Dealing
523130View →
Commodity Contracts Brokerage
523140View →
Securities & Commodity Exchanges
523210View →
Miscellaneous Intermediation
523910View →
Portfolio Management
523920View →
Investment Advice
523930View →
Trust, Fiduciary, & Custody Activities
523991View →
Miscellaneous Financial Investment Activities
523999View →
Direct Life Insurance Carriers
524113View →
Direct Health & Medical Insurance Carriers
524114Report →
Direct Property & Casualty Insurance Carriers
524126View →
Direct Title Insurance Carriers
524127View →
Other Direct Insurance (Except Life, Health, & Medical) Carriers
524128View →
Reinsurance Carriers
524130View →
Insurance Agencies & Brokerages
524210View →
Claims Adjusting
524291View →
Third Party Administration of Insurance & Pension Funds
524292View →
All Other Insurance Related Activities
524298View →
Open-end Investment Funds
525910View →
Other Financial Vehicles
525990View →

Frequently Asked Questions

What is NAICS 52? ▾
NAICS 52 classifies finance and insurance — all businesses engaged in financial intermediation, credit, securities dealing, insurance underwriting, and related support services. The code covers banks and credit unions (subsector 522), securities and commodity exchanges (523), insurance carriers (524), and funds and trusts (525). The 2022 NAICS revision restructured the securities subsector to better reflect the growth of financial transaction processing and investment management activities.
What is the Dodd-Frank Act and how does it regulate banks? ▾
The Dodd-Frank Wall Street Reform and Consumer Protection Act, enacted in 2010 following the 2008 financial crisis, imposed sweeping regulatory changes on the financial sector. Key provisions include stress testing requirements for large banks (CCAR and DFAST), the Volcker Rule prohibiting proprietary trading at deposit-taking institutions, creation of the CFPB, enhanced capital and liquidity standards for SIFIs, and an orderly liquidation authority for failing financial firms. The 2018 Economic Growth Act raised the SIFI threshold from $50 billion to $250 billion in assets, reducing oversight of regional banks.
How are fintechs regulated differently from traditional banks? ▾
Most fintechs operate under state money transmitter licenses or partner with charter-holding banks rather than obtaining their own federal bank charter. This lets them avoid some Dodd-Frank and Fed oversight but subjects them to a patchwork of 50-state licensing regimes. The OCC proposed a special-purpose national bank charter for fintechs, but legal challenges from state regulators stalled the initiative. SoFi obtained a full national bank charter in 2022 through its acquisition of Golden Pacific Bancorp, a path few fintechs have pursued.
Why have so many US banks merged or closed? ▾
FDIC-insured institutions have declined from over 14,000 in 2000 to under 4,600, driven by post-crisis regulatory compliance costs that disproportionately burden smaller banks, minimum capital requirements that favor scale, technology investment demands for digital banking, and persistent low interest-rate environments that compressed net interest margins. Community banks with under $1 billion in assets are the most frequent merger targets. Recent examples include U.S. Bancorp's acquisition of MUFG Union Bank and TD Bank's (later withdrawn) bid for First Horizon.
How does state-level insurance regulation work? ▾
Unlike banking, insurance is primarily regulated at the state level by insurance commissioners or departments of insurance in each state and territory. The McCarran-Ferguson Act of 1945 exempts insurance from most federal regulation, delegating oversight to states. The National Association of Insurance Commissioners (NAIC) coordinates regulatory standards through model laws that states adopt voluntarily. Each carrier must be separately licensed in every state where it writes policies, and rate approvals, solvency monitoring, and market conduct exams occur at the state level.

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