Histometrics

BDC · CEF Analytics

Public Reference

Industry Primers

Bottom-up NAICS industry primers written for both public-market and private investors. Leaf industries are researched from the ground up; every group, subsector, and sector above them reads as a contrast across the industries beneath it.

2122 industries · 24 sectors · NAICS 2022

Researched with AI assistance from official U.S. statistics and independent sources, with citations on every page. Figures are not individually verified against pinned evidence — primers marked Evidence-verified are. Industry research, not investment advice. Methodology.

IndustryNAICS 42343Wholesale Trade

Computer & Software Wholesale Distribution (NAICS 42343)

A short rollup primer on the U.S. Computer and Computer Peripheral Equipment and Software Merchant Wholesalers industry — a NAICS industry (5-digit) that is effectively identical to its single child, 423430.

1. Overview

NAICS (North American Industry Classification System) code 42343 is the "middle mile" of the technology economy: the merchant wholesalers that buy computers, peripherals, and software from manufacturers and publishers and resell them — with credit, logistics, and technical services attached — to the resellers, retailers, and IT firms that serve end customers.[1] When a company or school buys 500 laptops, a firewall appliance, or a batch of software licenses, the product almost always passes through a distributor in this industry first.

This is a high-volume, thin-margin, working-capital-intensive business that sits astride nearly all corporate IT spending. Owners do not make money on markup the way a retailer does; they make it on velocity, scale, vendor rebates, and financing the channel — which makes the industry a leveraged play on IT demand cycles (the PC refresh, the AI data-center buildout, cybersecurity spend) rather than a bet on any one product.

Read this as a pointer, not a full report. Because 42343 contains only one child industry, everything specific about how the business works, who the players are, and how to invest lives in the child primer. This page gives the rollup figures for the 5-digit level and sends you there for detail.

2. What's inside — and why this level equals its one child

The NAICS hierarchy narrows one digit at a time. At the 5-digit "industry" level, 42343 has a single 6-digit child:

Child code Name Relationship to 42343
423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers The only child — 1:1 with the 5-digit level

When a 5-digit industry has exactly one 6-digit child, the two codes describe the same set of businesses; the 6-digit code simply repeats the 5-digit scope. So 42343 and 423430 have the same firms, the same receipts, and the same employment — the numbers below are the child's numbers.

Scope. The industry covers establishments primarily engaged in the merchant wholesale distribution of computers, computer peripheral equipment, loaded computer boards, and packaged/loaded computer software.[1] "Merchant wholesaler" means the firm takes title to the goods (buys and owns inventory), as opposed to an agent or broker that never owns it. It excludes component distributors (NAICS 423690), office-equipment wholesalers (423420), software publishers (511210), electronics retailers (443142), and IT-services value-added resellers (541512/541519).[2][3] The 423690 boundary matters more than it sounds: Arrow Electronics, routinely grouped with the tech distributors, draws roughly 70% of sales from electronic components and only ~30% from enterprise computing, which is why it sits outside this code.[4] See the child primer for the full boundary map.

For everything below section 3, read the child primer: primer-423430-DRAFT.md. It carries the full detail on structure, the money model, demand drivers, regulation, consolidation, risks, and how to invest. This page does not duplicate it.

3. Size (this level's rollup figures)

U.S. federal statistics for NAICS 42343 (our ground-truth Census Bureau and Small Business Administration figures for this 5-digit level). Because the level has one child, these equal 423430's figures.[5][7]

Metric Value Source (year)
Industry receipts (sales) $319–331 billion 2022 Economic Census[5][6]
Firms 4,057 2022 Economic Census[5]
Establishments 6,677 County Business Patterns 2023[7]
Paid employees 193,943 County Business Patterns 2023[7]
Annual payroll $27.7 billion County Business Patterns 2023[7]
First-quarter payroll $6.8 billion County Business Patterns 2023[7]
SBA small-business size standard 250 employees SBA size standards 2023[8]

The receipts figure is a range, not a point. This page previously carried a single $331.3 billion number; the child's re-check found that different 2022 Economic Census tables disagree. The margin-and-profit table (EC2242GRMARGPROF) reports $319.4 billion, while summary tables report the higher figure — so treat $319–331 billion as the honest band.[5][6] Within that total, computer and peripheral wholesalers are approximately $303 billion and packaged-software wholesalers approximately $16 billion, a reminder that this is overwhelmingly a hardware-flow industry with a small measured software tail.[6]

Concentration. The top 4 firms take 33.8% of receipts, the top 8 50%, the top 20 65.6%, and the top 50 77.5%; the Herfindahl-Hirschman Index (HHI, a standard 0–10,000 concentration gauge) is 462.3.[5] An HHI under 1,500 is formally "unconcentrated." That captures a real nuance: nationally, broadline distribution looks like a duopoly, but thousands of small niche and regional distributors pull the measured concentration down to only moderate. The top 50 firms account for roughly four-fifths of sales; ~4,000 smaller firms share the rest.[5]

Undercount and measurement caveats (read before comparing to company revenue).

  • The Census $319–331 billion is U.S. establishments only, while the listed leaders report global revenue (TD SYNNEX ~$62.5 billion FY2025; Ingram Micro ~$52.6 billion FY2025). Do not treat one large company's global sales as a slice of the U.S. figure.[9][10]
  • Gross-versus-net accounting breaks naive market-share math. TD SYNNEX reported fiscal-2025 gross billings of $89.4 billion but recognized revenue of $62.5 billion, because some cloud, software, and fulfillment transactions are booked net as agency revenue.[9] Comparing a company's headline revenue to Census receipts without normalizing for this produces nonsense shares.
  • Distribution is a pass-through business, so "receipts" measure the gross value of goods flowing through, not value added; with thin margins, the dollar figure overstates the industry's true economic footprint versus a manufacturer of the same revenue.
  • Census gross margin is not company gross margin. The Census measured a 2022 gross margin of ~27% on own-account sales for this industry — far above the ~6–7% GAAP gross margins the public broadliners report (section 5). The two are measuring different things; do not read the Census figure as distributor profitability.[6]
  • The industry's boundaries blur downward and sideways. As software shifts from boxed licenses to cloud subscriptions billed directly by publishers (511210) or hyperscalers, the "software wholesaler" component is arguably under-captured; and large downstream resellers such as CDW (~$21 billion) sit outside 423430, so the visible tech-distribution economy is larger than this one code.[2][11]
  • This is not an industry federal data undercounts through tiny/individual operators or government dominance — the caveats are about classification boundaries and accounting differences, not missing businesses.

4. Investable universe (where value concentrates)

Because the level is its one child, value concentrates exactly where it does in 423430. Publicly traded pure-play distributors are a small club: TD SYNNEX (ticker SNX, ~$62.5 billion FY2025 global revenue) and Ingram Micro (INGM, ~$52.6 billion FY2025) are the two large broadline names, with ScanSource (SCSC, ~$3.0 billion FY2025) and Climb Global Solutions (CLMB, ~$0.7 billion) as small-cap specialists.[9][10][12][13] Adjacent value-added resellers and direct marketers — CDW (CDW, ~$21.0 billion), Insight Enterprises (NSIT), and Connection (CNXN) — and the component distributors Arrow Electronics (ARW) and Avnet (AVT, in neighboring code 423690) are close cousins investors often group here.[11][14][15][4][3]

How dependent the downstream channel is on the two leaders shows up in Connection's own filings: TD SYNNEX, Ingram Micro, and Microsoft supplied approximately 25%, 21%, and 13% of its 2025 product purchases.[15] That is the duopoly seen from the customer side.

Most of the industry is private: thousands of regional distributors and value-added distributors, plus heavy private-equity ownership even among the leaders — Platinum Equity controls Ingram Micro (~90% voting power post-IPO); Apollo built TD SYNNEX out of the Tech Data merger and retained a large stake.[16][17] Not every large private player is PE-owned: D&H Distributing is a significant broadline competitor structured as an employee stock ownership plan.[18] Full company table, scale figures, and the controlled-company overhang are in the child primer, section 4.

5. How the money works

Use the metrics that fit distribution, not markup: turns, terms, rebates, and mix. Broadline gross margins run in the ~6–7% range (Ingram Micro reported 6.67% in fiscal 2025), and operating margins land near 2% — TD SYNNEX at 2.26% ($1.415 billion on $62.5 billion of FY2025 revenue), Ingram Micro at 1.67% ($876.9 million on $52.6 billion).[9][10] Specialists earn more per dollar for doing more work: ScanSource runs ~13.4% gross margin on ~$3.0 billion of sales.[12] The return therefore comes from turning inventory fast, financing the channel efficiently (inventory turns, cash conversion cycle, return on invested capital), and capturing vendor rebates and incentives whose tiers scale with volume — which is why scale compounds. The strategic lever is mix shift from low-margin endpoint hardware (PCs, peripherals) toward higher-margin advanced solutions (data center, networking, security) and cloud subscriptions sold on an asset-light, agency-like basis; Arrow's enterprise-computing mix (~27% software applications, 25% storage, 15% security, 14% compute) shows what "up the stack" looks like in practice.[4] Component prices, freight, and FX are the cyclical swing factors on top.[19] Full detail in the child primer, section 5.

6. Demand drivers

The same forces that move 423430 move 42343: enterprise/commercial IT spending and the economy; the PC refresh cycle (Windows 10 support ended October 14, 2025, forcing a large corporate refresh and lifting worldwide PC shipments ~9% in 2025 to more than 270 million units); AI infrastructure spend (servers, GPUs — graphics processing units — networking, storage, plus AI PCs at an estimated ~31% of device shipments in 2025); the cloud/subscription shift that distributors increasingly monetize through their own marketplaces; component pricing (memory/storage) and pre-buying; and cybersecurity, SMB digitization, and government/education procurement.[19][20][21]

One correction the child now forces: AI is not automatically a margin upgrade for distributors. Ingram Micro's fiscal-2025 experience ran the other way — AI-enablement servers added growth but diluted gross margin, because they are lower-margin, lower-cost-to-serve transactions. The attractive economics may sit in the configuration, networking, storage, security, software, financing, and managed services wrapped around the hardware rather than in the boxes themselves.[10] See the child primer, section 6.

7. Regulation

Lightly regulated — no rate regulation, licensing regime, or reimbursement body. The load is trade and compliance, and rising: U.S. export controls (Export Administration Regulations enforced by the Bureau of Industry and Security, with advanced-computing products subject to destination, performance, and end-user restrictions), tariffs and trade policy (Section 301 duties on Chinese electronics and 2025 escalation — usually passed through, but competitive pricing, shipment timing, and outstanding customer quotes can block full or immediate recovery), conflict-minerals/supply-chain disclosure, e-waste and hazardous-substance rules, and multi-state sales-and-use tax. It is a compliance-cost and geopolitical-risk matter, not a barrier to entry or a rate-of-return control.[22][23][24] See the child primer, section 7.

8. Consolidation

The defining feature is a scale-driven duopoly at the top over a long tail.[25] Today's structure was built by consolidation: Apollo took Tech Data private (2020, ~$6 billion); Platinum Equity took Ingram Micro private (2021, $7.2 billion); SYNNEX merged with Tech Data (2021, ~$7.2 billion) to form TD SYNNEX at roughly $57 billion of pro-forma revenue, overtaking Ingram Micro as the world's largest IT distributor; and Ingram Micro re-listed via IPO (2024) with Platinum retaining ~90% voting control.[26][27][16][17][28] This is a roll-up- and LBO-friendly industry where scale and vendor relationships compound; the secular contest is not physical versus digital distribution but low-value fulfillment versus higher-value orchestration. See the child primer, section 8.

9. Risks

The child's risk map applies, with two additions this pass. Margin fragility is quantified now: Ingram's gross margin fell 51 basis points in fiscal 2025 as mix shifted toward lower-margin endpoint products, servers, AI-enablement equipment, large enterprise customers, and Asia-Pacific business — on ~2% operating margins, that is the whole game.[10] Cyber risk is operational, not merely informational: Ingram Micro disclosed a ransomware incident in July 2025, took systems offline, temporarily impaired its ability to process and ship orders, and recorded $6.2 million of fiscal-2025 response costs.[29][10] The rest carries over: disintermediation by direct OEM sales and cloud/hyperscaler marketplaces; cyclicality tied to IT capital spending and refresh air pockets; inventory and component-price risk (price protection and stock rotation exist but are limited by time, volume, or product); customer and vendor concentration; credit risk from financing thousands of resellers; labor costs and shortages in warehousing, fulfillment, and technical/cloud sales; geopolitics (tariffs, export controls, China exposure); FX and interest-rate sensitivity on working-capital-heavy balance sheets; and a governance/float overhang at the controlled leaders.[10][17][22][24] See the child primer, section 9.

10. How to invest & outlook

Public routes are the pure plays SNX and INGM (large-ish, low-multiple, cyclical) plus specialists SCSC and CLMB, with adjacent exposure via CDW, NSIT, CNXN, ARW, and AVT. These are classic low-multiple, cyclical value/GARP names judged on ROIC (return on invested capital), cash conversion, and mix shift more than growth; TD SYNNEX pays a growing dividend and repurchases stock, while Ingram Micro is newly public with a heavy controlled-company overhang.[9][10][11][14][15][4] Private routes dominate the industry: this is a PE-native, roll-up-friendly space, with the thousands of private regional distributors and value-added distributors as perennial acquisition targets, plus channel-finance/receivables angles.[16][17] A private buyer should underwrite gross profit and return on working capital rather than headline revenue — normalizing gross-versus-net accounting, testing rebate quality and change-of-control terms, aging inventory and receivables, and separating recurring cloud economics from low-margin hardware pass-through.

Near-term: the Windows 11 refresh wave tailing into 2026; AI (AI PCs and, more importantly, AI data-center infrastructure) as the key upside for the higher-margin advanced-solutions mix, tempered by early evidence that AI hardware itself dilutes margin; cloud-marketplace monetization as the bet against disintermediation; and memory-price inflation, tariffs, and FX as the main swing risks. The likely path is modest revenue growth with gradual margin mix-up — leveraged, cyclical proxies on business IT spending rather than secular growth stories. These are judgments, not guarantees.

For the full treatment of every section above, read the child primer: primer-423430-DRAFT.md.

Sources

Drawn from the child primer (423430); renumbered for this page.

  1. U.S. Census Bureau, "NAICS 423430 — Computer and Computer Peripheral Equipment and Software Merchant Wholesalers," 2022. https://www.census.gov/naics/?input=423430&year=2022&details=423430
  2. NAICS.com / U.S. Census Bureau, NAICS 423430 description and exclusions (511210 Software Publishers; 541512/541519 IT services), 2022. https://www.naics.com/naics-code-description/?code=423430
  3. U.S. Census Bureau, NAICS 423690 — Other Electronic Parts and Equipment Merchant Wholesalers, 2022. https://www.census.gov/naics/?input=423690&year=2022&details=423690
  4. Arrow Electronics, Inc., Form 10-K for fiscal year ended December 31, 2025, U.S. SEC (~70% components, ~30% enterprise computing; enterprise segment mix). https://www.sec.gov/Archives/edgar/data/7536/000110465926012765/arw-20251231x10k.htm
  5. U.S. Census Bureau, 2022 Economic Census — industry receipts, firm counts, and concentration ratios (CR4/CR8/CR20/CR50, HHI) for NAICS 423430/42343. https://www.census.gov/programs-surveys/economic-census.html
  6. U.S. Census Bureau, 2022 Economic Census table EC2242GRMARGPROF — margin and profit data for NAICS 423430. https://data.census.gov/table/ECNGRMARGPROF2022.EC2242GRMARGPROF
  7. U.S. Census Bureau, County Business Patterns 2023 — establishments, employment, and payroll for NAICS 423430/42343. https://www.census.gov/programs-surveys/cbp.html
  8. U.S. Small Business Administration, "Table of Small Business Size Standards," 2023 (NAICS 423430 = 250 employees). https://www.sba.gov/document/support-table-size-standards
  9. TD SYNNEX Corporation, "TD SYNNEX Reports Record Fiscal 2025 Fourth Quarter Results," 2026 (FY2025 revenue, gross billings, operating margin, segments, dividend). https://ir.tdsynnex.com/news/news-details/2026/TD-SYNNEX-Reports-Record-Fiscal-2025-Fourth-Quarter-Results/default.aspx
  10. Ingram Micro Holding Corporation, Form 10-K for fiscal year ended December 28, 2025, U.S. SEC (revenue, margins, mix, working capital, AI impact, risks). https://www.sec.gov/Archives/edgar/data/1897762/000162828026013588/ingm-20251227.htm
  11. CDW Corporation, "CDW Reports Fourth Quarter and Full Year 2024 Earnings," 2025. https://investor.cdw.com/news/news-details/2025/CDW-Reports-Fourth-Quarter-and-Full-Year-2024-Earnings/default.aspx
  12. ScanSource, Inc., Annual Report (Form 10-K) for fiscal year ended June 30, 2025, U.S. SEC (revenue, gross margin, operating margin). https://www.sec.gov/Archives/edgar/data/918965/000091896525000038/scsc630202510kars.htm
  13. Channel Insider, "Climb Global Solutions Records Strong 2024, Sets 2025 Goals," 2025. https://www.channelinsider.com/news-and-trends/climb-global-solutions-earnings/
  14. StockStory / financial press, "IT Distribution & Solutions Stocks — Insight Enterprises," 2025. https://markets.financialcontent.com/wral/article/stockstory-2025-9-10-it-distribution-and-solutions-stocks-q2-highlights-scansource-nasdaqscsc
  15. Connection, Inc., Form 10-K for fiscal year ended December 31, 2025, U.S. SEC (supplier concentration). https://www.sec.gov/Archives/edgar/data/1050377/000110465926019108/cnxn-20251231x10k.htm
  16. Platinum Equity, "Platinum Equity Completes Acquisition of Ingram Micro for $7.2 Billion," 2021. https://www.platinumequity.com/news/platinum-equity-completes-acquisition-of-ingram-micro-for-7-2-billion/
  17. Ingram Micro Holding Corporation, Definitive Proxy Statement (DEF 14A), U.S. SEC, 2025 (Platinum Equity retains ~90% voting power). https://www.sec.gov/Archives/edgar/data/1897762/000155837025004959/ingm-20250604xdef14a.htm
  18. D&H Distributing, "About Us / Careers," 2025 (privately held ESOP company). https://www.dandh.com/v4/view?pagereq=careers
  19. Computer Weekly (MicroScope), "AI infrastructure demand skewing the hardware supply chain," 2025. https://www.computerweekly.com/microscope/news/366639882/AI-infrastructure-demand-skewing-the-hardware-supply-chain
  20. IT Pro, "Global PC shipments surge in Q3 2025, fueled by AI and Windows 10 refresh cycles," 2025. https://www.itpro.com/hardware/global-pc-shipments-surge-in-q3-2025-fueled-by-ai-and-windows-10-refresh-cycles
  21. Microsoft, "Windows 10 support has ended on October 14, 2025," 2025. https://support.microsoft.com/en-us/windows/deployment/updates-lifecycle/windows-10-support-has-ended-on-october-14-2025
  22. U.S. Department of Commerce, International Trade Administration / Bureau of Industry and Security, "U.S. Export Controls" (EAR/BIS). https://www.trade.gov/country-commercial-guides/china-us-export-controls
  23. Bureau of Industry and Security, "BIS Guidance on Advanced Computing Controls," May 2026. https://www.bis.gov/media/documents/bis-guidance-may-31-2026.pdf
  24. Mayer Brown, "PRC Announces New Export Controls…"; NBC News on 2025 U.S.–China tariff escalation. https://www.mayerbrown.com/en/insights/publications/2025/10/prc-announces-new-export-controls-on-rare-earth-and-battery-materials-and-technology
  25. Canalys/Omdia, "What's next for technology distribution?" 2025 (TD SYNNEX–Ingram Micro duopoly). https://omdia.tech.informa.com/blogs/2025/jun/next-for-technology-distribution
  26. SiliconANGLE, "Market consolidation: IT distributors Synnex and Tech Data announce $7.2B merger," 2021. https://siliconangle.com/2021/03/22/market-consolidation-distributors-synnex-tech-data-announce-7-2b-merger/
  27. PR Newswire, "SYNNEX to Combine with Tech Data Creating a Leading Global IT Distributor," 2021. https://www.prnewswire.com/news-releases/synnex-to-combine-with-tech-data-creating-a-leading-global-it-distributor-301252794.html
  28. Ingram Micro Holding Corporation, IPO pricing and 2024–2025 results, Investor Relations / stockanalysis.com. https://ir.ingrammicro.com/press-releases/detail/925/ingram-micro-announces-pricing-of-its-initial-public-offering
  29. Ingram Micro Holding Corporation, Cybersecurity Incident Disclosure, July 2025, U.S. SEC. https://www.sec.gov/Archives/edgar/data/1897762/000162828025034372/pressrelease-cybersecurity.htm