Art Dealers (United States) — NAICS 459920

1. Overview

Art dealers buy, hold, display, and resell original and limited-edition artworks — paintings, sculpture, prints, photography — created by others, usually through commercial galleries or private sale [1]. They sit between the people who make art and the people who collect it, earning either the spread between what they pay and what they sell for, or a commission for placing a work. The trade runs on trust, relationships, and provenance far more than on price competition.

This is a small, fragmented, and unusually opaque industry. Federal business statistics count roughly 4,700 art-dealer establishments employing about 17,000 people and generating around $11 billion in sales in the United States [2][3]. But value is wildly concentrated: two global auction houses and a handful of "mega-galleries" handle the eight- and nine-figure trophies, while thousands of tiny galleries fight over everything else. Prices are privately negotiated, inventory is one-of-a-kind, and public disclosure is almost nonexistent — which is exactly why the sector is both hard to invest in and a recurring target for anti-money-laundering reformers.

The honest headline for any investor — public-market or private — is that there is no obvious U.S.-listed, pure-play art dealer. The most direct operating businesses (Sotheby's, Christie's, Phillips, Bonhams, Heritage Auctions, and the major galleries) are privately held or founder-controlled. Public investors reach the industry indirectly, through online marketplaces, auction technology, or broad e-commerce. Private investors can buy galleries and auction houses outright, back art-market platforms, or invest in the surrounding services (finance, logistics, insurance, authentication). Most "art as an asset" exposure is really exposure to the collectible itself, not to the dealing business. Section 4 maps the specific names; Section 10 covers how to act on them.

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2. What it is and how it's structured

Scope. NAICS (North American Industry Classification System) code 459920 covers establishments primarily engaged in retailing original and limited-edition artworks created by others, including art galleries that display works for retail sale [1]. In plain terms: commercial galleries and dealers.

Business models inside the code:

• Primary-market galleries represent living artists or their estates and sell new work, often on consignment.
• Secondary dealers buy or take on consignment previously owned works and resell them at a spread or commission.
• Auction houses market consignments, run sales, arrange private treaty deals, and may add guarantees, financing, appraisal, and logistics (note the classification caveat below).
• Online marketplaces connect buyers and sellers for commissions, listing fees, subscriptions, advertising, payments, or shipping revenue.
• Specialist galleries focus on a niche — modern, contemporary, photography, prints, design, regional art, or collectibles.

What it excludes (and the adjacent codes):

• Retailing mass-market art reproductions (posters, non-limited prints) → NAICS 449129 (other home-furnishings retailers) [1].
• Creating original artworks, or restoring/conserving art for others → NAICS 711510 (independent artists, writers, and performers) [1].
• Selling artists' supplies → NAICS 459999 (all other miscellaneous retailers) [1].
• Displaying art not for sale → NAICS 712110 (museums) [1].

Two boundary cases that matter for the statistics. First, big art auction houses are not cleanly inside 459920 — general auctioneering and agent/broker activity is often coded elsewhere, so a large share of the top-end value that flows through Sotheby's and Christie's may sit partly outside this code. Second, artists selling their own work are counted as independent artists (711510), not dealers. Both gaps make the measured industry look smaller and more fragmented than the real trade (Section 3).

A classification wrinkle to watch. The 2022 NAICS revision moved portions of online-shopping and direct-selling activity into Art Dealers, so year-to-year comparisons that cross the revision can reflect coding changes rather than real demand [6].

Ownership mix. The federal data supplied for this primer do not give an ownership split, but qualitatively the trade is dominated by owner-operated private businesses — sole proprietorships, limited-liability companies (LLCs), and closely held galleries — alongside private-equity-backed auction houses and technology platforms. There are no cooperatives or public utilities here, and, apart from the marketplace platforms, almost nothing is publicly traded. The two dominant auction houses are controlled by French billionaire families (Section 4).

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3. How big it is

These are OUR federal ground-truth figures for NAICS 459920.

A few things to read from this. Average sales per firm are about $2.2 million ($11.08 billion / 5,009), and average employment is under four people per establishment (17,120 / 4,729 ≈ 3.6) — this is a small-business industry. The HHI of 186.5 sits far below the 1,500 mark antitrust regulators treat as "unconcentrated," and the top four firms hold under a quarter of measured sales (CR4 = 23.4%) [3]. On paper, it looks highly fragmented. The Small Business Administration's (SBA) $16.5 million size standard is used for federal-contracting eligibility; it is not an estimate of typical dealer size or of industry revenue [4].

The undercount caveat — and it is a big one here. These figures are a floor, not a complete census, and they distort in two opposite directions:

• They miss the tiny end. County Business Patterns (CBP) counts only establishments with paid employees, and the Economic Census generally excludes nonemployer businesses [2][5]. A large share of art selling is done by solo dealers, private advisors, and artists working without payroll, plus informal private transactions. The true number of people buying and selling art commercially is far higher than 17,000.
• They understate the concentration of value. Because the marquee auction houses sit partly in adjacent classifications, and because the biggest private deals are never publicly reported, the industry's real value pyramid is far steeper than a CR4 of 23% implies.

The supplied federal file does not report industry-wide margins, inventory turnover, online-sales share, or nonemployer receipts, so those are not stated here.

Broader market context (a different, non-NAICS measure). The most-cited private benchmark is the Art Basel and UBS Global Art Market Report, which sizes the whole art market — dealers, galleries, auction houses, and related activity — not the 459920 code. It put global sales at about $57.5 billion in 2024 and ~$59.6 billion in 2025 (up ~4%), with the United States the largest national market: ~$24.8 billion in 2024 (43% of global value) rising to ~$26 billion in 2025 (44% of global value) [7][8]. A private industry-research estimate (IBISWorld) puts U.S. art-dealer revenue near $12.9 billion in 2025, roughly flat over five years — consistent with our 2022 Census receipts of ~$11 billion once you allow for the segment's soft recent trajectory [10]. Do not confuse these broader estimates with the code's official receipts.

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4. The investable universe

There are very few public pure-plays, and no U.S.-listed art-dealer stock of any size. The most relevant listed names are proxies, not gallery businesses. (Tickers appear here and in Section 10 only.)

Public / listed proxies

LSE = London Stock Exchange; it is included because the strongest listed auction-market exposure is not U.S.-listed. Sotheby's was formerly public (NYSE: BID) but was taken private in 2019.

Major private owners and operators

• Sotheby's — privately controlled through BidFair USA, wholly owned by collector-entrepreneur Patrick Drahi, who took the company private in 2019 for about $3.7 billion; Abu Dhabi sovereign fund ADQ invested roughly $1 billion in 2024. Results are not publicly disclosed [17][18][19].
• Christie's — owned by Artémis, the Pinault family's investment company, since 1998. Privately held [20].
• Phillips — majority stake acquired by the owners of luxury group Mercury (completed by 2012) [21].
• Bonhams — a portfolio company of private-equity (PE) firm Epiris [22].
• Heritage Auctions — founder- and partner-controlled; Jim Halperin and Steve Ivy formed the core partnership in 1982 [23].
• Mega-galleries — Gagosian (founded and controlled by Larry Gagosian), David Zwirner (founder-led), Pace (founded by Arne Glimcher, led by Marc Glimcher), and Hauser & Wirth dominate the top of the primary and secondary trade [24][25][26].
• Artnet / Artsy — art-market data and online marketplaces; Artnet was taken private by Beowolff Capital in 2025 and combined with Artsy (Artnet reported roughly €23 million revenue in 2023 before delisting) [27].
• Masterworks — a platform offering SEC-qualified fractional shares in individual blue-chip paintings, with roughly $1 billion in assets under management (AUM) and several hundred thousand registered users per platform disclosures and third-party reviews [28].

Private ownership limits financial transparency but can support long-term brand building, acquisitions, and investment in specialists, technology, and real estate.

How to read this map. DIBS is the only meaningful listed near-pure-play, and economically it is an online-luxury-retail bet more than a fine-art one. Auction-house exposure has left the public market entirely (Sotheby's delisted 2019; Christie's has never been public). Fractional platforms like Masterworks sell exposure to specific artworks' price appreciation, net of fees — not equity in a dealing company. Broad luxury proxies (LVMH, Kering, Richemont) touch the same wealthy clientele but are not art-dealer plays.

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5. How the money works

A dealer's economics turn on one question: does it own inventory or sell on consignment? The unit economics differ sharply from ordinary retail because inventory is unique and illiquid.

Primary market (new work from living artists). A gallery represents an artist and sells their new work, typically splitting the price with the artist — the classic split is around 50/50, though top artists command better terms. The gallery's cut funds the exhibitions, art-fair booths, marketing, and career-building that create future value. Here the gallery is essentially a consignment agent earning a commission: little inventory risk, but heavy fixed costs.

Secondary market (resale of existing works). A dealer buys a work outright — bearing inventory risk and tying up capital — and resells later at a markup. What matters is the gross spread between acquisition and sale, set against holding cost and time to sell. Because a single painting can sit for months or years, dealers care intensely about turnover and cash conversion.

Consignment and brokerage. Much high-end trade is private treaty: the dealer never owns the work, just brokers it between seller and buyer for a commission (often ~5–20% depending on value and exclusivity), using little capital but depending on relationships and access.

Auction houses run a different model worth understanding, because they set the reference prices dealers trade against. They earn a buyer's premium (a percentage added to the hammer price, often 20%+ on a sliding scale) plus a seller's commission, and increasingly earn from private sales, financing, shipping, and appraisal. They compete for consignments partly by offering guarantees — promising a seller a minimum price — which turns an agency business into a principal-risk business if bidding is weak.

Online marketplaces are the most asset-light of all: their economics ride on transaction volume, platform "take rate" (revenue as a share of transaction value), buyer conversion and repeat purchase, seller retention, payment costs, fraud losses, and customer-acquisition cost.

The operating metrics that actually matter in this trade — more informative than retail's same-store sales:

• Gross margin / markup on owned inventory, and commission rate on consigned or brokered work — the two revenue engines;
• Sell-through rate by price tier and inventory days / markdowns — how fast capital recycles (slow-moving stock is the industry's chronic drag);
• Consignor and artist concentration, and repeat-buyer rate — the strength of the client book;
• Auction guarantees as a share of sales — how much principal risk is on the balance sheet;
• Sales per gallery or per art-fair dollar spent, and cash conversion / working-capital needs;
• Fixed-cost load — prime-location rent, staff, insurance, art-fair fees, storage, shipping, and authentication are large and largely fixed, so profitability is highly operating-leveraged to sales volume. Dealers reported operating costs rising roughly 10% recently, squeezing margins even when sales held up [11].

The single most valuable asset a gallery has is intangible: repeat collectors, waitlists for in-demand artists, and clean provenance.

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6. What drives demand

Art demand is a function of wealth, confidence, and taste — cyclical, sentiment-driven, and concentrated among the affluent.

• Wealth and financial-market conditions. Buying is funded by the top of the wealth distribution, so demand tracks equity markets, interest rates, real-estate values, and business exits. When markets wobble or rates rise, discretionary art spending — especially at the speculative high end — cools fast.
• Scarcity and cultural relevance. Artist reputation, museum shows, critical attention, and the fixed supply of a given artist's work can move prices far more than general inflation. Because each work is unique and an artist's output is finite (and fixed once they die), demand can concentrate violently on whichever names are in fashion — driving the boom-bust cycles that define the trade.
• Art fairs and auction calendars. Fairs (Art Basel, Frieze, TEFAF) concentrate discovery and sales; auction seasons create price visibility and liquidity. Both are critical but expensive shop windows.
• Digital channels. Online is the sector's structural growth story. Art Basel and UBS reported that online sales were about 22% of dealer-sector sales in 2024, well above pre-pandemic levels, as a majority of collectors now buy art online and Instagram and gallery websites have become real sales channels [7].
• New, younger, and more diverse collectors. Lower-priced works, emerging artists, design, photography, and prints widen the buyer base. The base is getting younger, more digital, and more female, and family offices and women collectors are increasingly important to long-term demand [29][30].
• Interior design and hospitality. Residential construction, luxury hotels, corporate offices, and high-end real estate support demand for art and design.

The cyclicality, in numbers. In 2024, global dealer sales fell about 6% and global public-auction sales fell about 25%, even as transaction volume rose [7] — more activity but lower value, which is why volume growth does not automatically mean stronger dealer profits. The 2024 pullback hit the top hardest: dealers with turnover above $10 million were the most likely to report lower sales, while the smallest dealers actually grew [9].

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7. Regulation

Art dealing is one of the least-regulated large markets in the United States — which is itself the central regulatory story. Dealers navigate a patchwork of federal, state, tax, customs, consumer-protection, and contract rules.

• Anti-money-laundering (AML): the big open question. Unlike banks, the U.S. art market is not generally subject to the Bank Secrecy Act (BSA) — dealers and auction houses have no across-the-board duty to verify buyers, report suspicious transactions, or keep AML records [31]. The Anti-Money Laundering Act of 2020 (AMLA) extended BSA duties to dealers in antiquities (not fine art) and directed the Treasury's Financial Crimes Enforcement Network (FinCEN) to study whether high-value art should be covered too [31]. In 2025 a bipartisan Art Market Integrity Act (S.2400) was introduced in the Senate to bring art dealers and auction houses under the BSA, with reporting triggered around a ~$10,000 transaction threshold [33][34][35]. It is a proposed bill, not law — but the direction of travel toward more disclosure and due-diligence cost is clear.
• Cash reporting (already in force). Businesses that receive more than $10,000 in cash in one transaction (or related transactions) must file IRS/FinCEN Form 8300, and the Internal Revenue Service (IRS) expressly treats works of art as collectibles for this purpose [32].
• Import duties and tariffs. Original artworks have long entered the U.S. duty-free under a statutory carve-out, and the 2025 "reciprocal" tariff package explicitly exempted artworks, photographs, and posters — with the notable exception of contemporary works from China [36]. But the mid-2025 removal of the low-value "de minimis" exemption means every cross-border shipment now faces formal customs procedures, raising paperwork, delays, and cost for dealers who move works internationally [36][37].
• Cultural property, title, and provenance. State Department agreements and emergency actions can restrict imports of cultural property from countries protecting their heritage; stolen, smuggled, or undeclared items can be seized and forfeited by U.S. Customs and Border Protection [39][40]. Dealers must also manage Nazi-era restitution claims and forgery/authenticity liability. Clean provenance is both a legal necessity and a commercial asset.
• Authenticity and disclosure (state law). New York's Arts and Cultural Affairs Law can make a certificate of authenticity an express warranty and requires disclosures for certain prints, photographs, sculptures, and other multiples [38].
• Sales/use tax and sanctions. State and local sales/use taxes apply (their complexity, and tax-free freeport warehousing, shapes where deals close), and cross-border dealers must screen for sanctions and export restrictions.
• No federal resale royalty. Unlike much of Europe, the U.S. has no federal droit de suite (artist resale royalty); California's state version was struck down in court. U.S. dealers generally owe artists nothing on secondary-market resales.

Compliance is heaviest for high-value, cross-border, online, and auction transactions.

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8. Competitive dynamics and consolidation

The industry has a distinctive barbell structure.

• At the top: a small elite. Two global auction houses (Sotheby's, Christie's) plus Phillips, and a handful of mega-galleries (Gagosian, Hauser & Wirth, David Zwirner, Pace) dominate the eight- and nine-figure trade, poach one another's artists and rainmakers, and expand internationally.
• At the bottom: thousands of small, local, owner-run galleries with thin margins, high fixed costs, and high failure rates — the source of the low measured HHI (186.5) [3].
• The squeezed middle: mid-market dealers ($1–10 million turnover) have had the hardest time, caught between rising costs and clients who trade up to the mega-galleries or down to online channels [9][11].

The competitive advantages that actually matter here are not price but: trusted provenance and authentication; access to sought-after artists and estates; relationships with collectors, advisors, museums, and family offices; global buyer reach; storage/insurance/shipping/conservation infrastructure; proprietary price data and customer history; and financing and private-sale capability. Large houses compete on brand, specialists, and access; small galleries compete through curation, local relationships, emerging artists, and niche expertise.

Consolidation is concentrated in technology and infrastructure, not boutique galleries. Recent examples: sovereign-wealth capital entering the majors (ADQ's ~$1 billion into Sotheby's) [19]; private-equity roll-ups of art-data and marketplaces (Beowolff Capital combining Artnet and Artsy) [27]; and platform tie-ups spanning auction and fixed-price sales (Auction Technology Group's acquisition of Chairish) [15]. The likely long-term pattern is continued platform consolidation alongside a persistent population of specialist, founder-led galleries. Remember, too, that the 2022 NAICS reclassification folded some online/direct-selling activity into this code, so apparent industry growth or decline can partly reflect coding changes rather than underlying demand [6].

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9. Risks

• Cyclicality and wealth dependence. Sales swing with markets, rates, and confidence; the high end is especially volatile (global dealer sales −6% and public-auction sales −25% in 2024) [7].
• Illiquidity and inventory risk. Capital locks into unique works that can take months or years to sell; a quoted value may not be realizable, and a mispriced acquisition becomes dead inventory.
• Authentication and provenance. Forgery, disputed authenticity, incomplete title, and stolen-art or restitution claims can destroy value and trigger litigation.
• Consignment and counterparty risk. A dealer can owe a consignor even when a buyer delays payment or a deal unwinds; auction guarantees convert agency exposure into principal risk.
• Key-person and artist concentration. Collector trust and artist access often sit with a few specialists; losing a major artist or estate can materially damage a gallery.
• Cost inflation. Rent, staff, insurance, shipping, and art-fair fees have risen faster than revenue, compressing margins even when the top line holds [9][11].
• Regulatory, tax, and sanctions change. BSA/AML extension (the Art Market Integrity Act) would raise compliance cost and friction — manageable for the majors, painful for small dealers [33][35]; cross-border sales can also trigger cultural-property, customs, and sanctions problems.
• Trade and tariff friction. Even with artworks largely tariff-exempt, the loss of de minimis and general trade uncertainty raise the cost and complexity of cross-border dealing, a core activity at the top of the market [36][37].
• Logistics, insurance, and cyber/fraud. Damage, theft, transport loss, and storage failure are costly; online marketplaces must police counterfeits, stolen works, payment fraud, and data breaches.
• Opacity and private-company leverage. Limited disclosure can hide debt, guarantees, related-party deals, and owner-level financial pressure.
• Disintermediation and taste risk. Artists selling directly (Instagram, their own sites, fractional platforms) and online marketplaces can erode the traditional dealer's role — and today's blue-chip name can become tomorrow's discount [30].

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10. How to invest and the outlook

Public-market routes (limited, and all proxies). Treat DIBS, ATG, and EBAY as different exposures, not interchangeable art-dealer bets — the questions that separate them are whether art is material to revenue, whether the company owns inventory, how much revenue is recurring software or marketplace fees, and whether growth leans on expensive customer acquisition.

• 1stDibs (Nasdaq: DIBS) — the main listed near-pure-play, but a small-cap online luxury marketplace: an e-commerce bet on high-end design and art moving online, not a gallery [12][13].
• Auction Technology Group (LSE: ATG) — the cleanest listed auction-market exposure, though it is really auction software plus mixed marketplace categories [14][15].
• eBay (Nasdaq: EBAY) — broad, indirect collectibles/luxury exposure with no separately disclosed art line [16].
• There is currently no public auction-house or gallery stock of scale; luxury conglomerates (LVMH, Kering, Richemont) offer only loose, indirect exposure to the same clientele.

Private and alternative routes (more direct).

• Acquire a specialist gallery or regional auction house, or provide growth capital to an art-market platform.
• Invest in the surrounding infrastructure — auction software, payments, logistics, storage, conservation, insurance, or authentication.
• Finance inventory or consignments with strong collateral controls; or buy a diversified art fund (subject to fee, valuation, custody, and exit-risk analysis).
• Fractional platforms (Masterworks and peers) offer SEC-qualified shares in individual blue-chip paintings; returns come from the work's appreciation net of a management fee (~1.5%) and a profit share (~20%), and secondary liquidity is thin — you are buying the painting's price, not a dealing business [28].
• Direct ownership of art is an asset purchase, not ownership of a dealer's cash flow. It carries illiquidity, holding-cost, authentication, and taste risk, pays no dividend, and costs money to insure and store. Liquidity, valuation, taxes, and transaction costs must be analyzed separately.

Near-term drivers to watch (forward-looking).

• Rates and the wealth cycle — a firmer high end of the wealth distribution and lower rates would revive the top of the market, which drove both the 2024 decline and the 2025 recovery [7][8].
• AML regulation — if the Art Market Integrity Act passes, compliance cost and paperwork rise across the trade [33][35].
• Tariffs and cross-border friction — artworks remain largely exempt, but customs complexity after the de minimis change is a persistent cost [36][37].
• The digital and generational shift — younger, more online buyers keep pushing sales onto marketplaces and social platforms, favoring businesses built for that channel [29][30].

The 2025 backdrop. Art Basel and UBS reported U.S. art-market sales up ~5% to about $26 billion in 2025, with U.S. dealers up ~2% and U.S. public-auction sales up ~20% to just over $7 billion; the U.S. accounted for 44% of global sales by value [8]. The recovery is real but selective and led by the top end.

Bottom line. Art dealing is a large, culturally outsized, but statistically small and structurally opaque U.S. industry — roughly $11–13 billion in dealer sales [3][10], dominated at the top by a few private hands and populated at the bottom by thousands of tiny galleries. For most investors the practical choice is between owning the asset (art, via direct or fractional ownership) and a thin slate of business proxies led by one small marketplace stock. The best long-term opportunities combine trust with scalable distribution — authenticated online marketplaces, efficient auction infrastructure, specialist logistics, and disciplined private-sale networks. Do not extrapolate a few trophy transactions into recurring earnings; the strongest cases show resilient repeat buyers, controlled inventory exposure, transparent consignor obligations, low reliance on guarantees, and a clear path from cultural influence to cash generation.

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Sources

1. U.S. Census Bureau, "2022 NAICS Definition — Art Dealers, 459920 (scope, inclusions, and exclusions)," 2022. https://www.census.gov/naics/?details=459920&input=459920&year=2022
2. U.S. Census Bureau, County Business Patterns 2023 (NAICS 459920 — establishments, employment, payroll). https://www.census.gov/data/datasets/2023/econ/cbp/2023-cbp.html
3. U.S. Census Bureau, 2022 Economic Census — Retail Trade (Sector 44–45), Industry Statistics and Concentration for NAICS 459920 (firms, receipts, CR4/CR8/CR20/CR50, HHI). https://www.census.gov/data/tables/2022/econ/economic-census/naics-sector-44-45.html
4. U.S. Small Business Administration, Table of Small Business Size Standards (NAICS 459920 = $16.5 million), 2023. https://data.sba.gov/dataset/small-business-size-standards
5. U.S. Census Bureau, "Frequently Asked Questions — 2022 Economic Census (nonemployer coverage)," 2025. https://www.census.gov/programs-surveys/economic-census/year/2022/about/faq/faq-general.html
6. U.S. Bureau of Labor Statistics, "The North American Industry Classification System in the Current Employment Statistics Program (2022 revision)," 2023. https://www.bls.gov/ces/naics/naics-2022.htm
7. Art Basel & UBS / Arts Economics, "The Art Basel and UBS Global Art Market Report 2025" (2024 data: global $57.5bn; U.S. $24.8bn / 43% share; dealer sales −6%, public auctions −25%; online 22% of dealer-sector sales), 2025. https://www.artbasel.com/news/the-art-basel-and-ubs-global-art-market-report-2025?lang=en
8. Art Basel & UBS / Arts Economics, "The Art Basel and UBS Global Art Market Report 2026" (2025 data: global ~$59.6bn, +4%; U.S. ~$26bn, +5% / 44% share; U.S. dealers +2%; U.S. public auctions +20% to >$7bn), 2026. https://www.ubs.com/us/en/wealth-management/who-we-serve/ultra-high-net-worth-investors/art-advisory/art-basel-art-market-report.html
9. Art Basel & UBS / Arts Economics, "The Art Market 2025 — Dealers" (dealer-segment breakdown: high-end weakest, smallest dealers grew), 2025. https://theartmarket.artbasel.com/dealers
10. IBISWorld, "Art Dealers in the US — Industry Analysis" (~$12.9bn dealer revenue, 2025), 2025. https://www.ibisworld.com/united-states/industry/art-dealers/1104/
11. Artnet News, "Art Dealers Report More Sales in 2025 — But Fewer Buyers (operating costs up ~10%)," 2025. https://news.artnet.com/market/art-dealer-sales-2025-2754173
12. 1stDibs.com, Inc., "1stDibs Reports Fourth Quarter and Full Year 2024 Financial Results," Business Wire, 2025. https://www.businesswire.com/news/home/20250228227916/en/1stDibs-Reports-Fourth-Quarter-and-Full-Year-2024-Financial-Results
13. U.S. Securities and Exchange Commission, "1stDibs.com, Inc. Form 10-K." https://www.sec.gov/Archives/edgar/data/1600641/000160064126000007/dibs-20251231.htm
14. Auction Technology Group, "Annual Report 2025," 2025. https://www.auctiontechnologygroup.com/investors/annual-report-2025/
15. Auction Technology Group, "ATG Announces Acquisition of Chairish," 2025. https://www.auctiontechnologygroup.com/news-media/press-releases/atg-announces-acquisition-of-chairish/
16. U.S. Securities and Exchange Commission, "eBay Inc. Form 10-K." https://www.sec.gov/Archives/edgar/data/1065088/000106508826000027/ebay-20251231.htm
17. Sotheby's, "Sotheby's Announces Definitive Agreement to be Acquired by Patrick Drahi," 2019. https://www.sothebys.com/en/articles/sothebys-announces-definitive-agreement-to-be-acquired-by-patrick-drahi
18. Eileen Kinsella, "Patrick Drahi Has Acquired Sotheby's for $3.7 Billion, Taking the Publicly Traded Auction House Private," Artnet News, 2019. https://news.artnet.com/market/art-collector-patrick-drahi-acquires-sothebys-for-3-7-billion-and-will-take-it-private-1576156
19. Artnet News / The Art Newspaper, "Sotheby's confirms ~$1 billion investment from Abu Dhabi's ADQ (2024 layoffs and sales slump)," 2024. https://news.artnet.com/market/sothebys-layoffs-2024-2582389
20. Groupe Artémis, "The Group" (ownership of Christie's), 2026. https://www.groupeartemis.com/en/presentation/group/
21. Phillips, "About Us" (Mercury ownership), 2026. https://www.phillips.com/about
22. Epiris, "Bonhams (portfolio company) — acquisition of Bukowskis," 2022. https://www.epiris.co.uk/media/epiris-news/2022/epiris-portfolio-company-bonhams-announces-acquisition-of-bukowskis/
23. Heritage Auctions, "About Heritage Auctions" (Halperin and Ivy), 2026. https://www.ha.com/c/about.zx?id=halperin
24. Gagosian, "About Larry Gagosian," 2026. https://gagosian.com/about/about-larry-gagosian/
25. David Zwirner, "About," 2026. https://www.davidzwirner.com/about
26. Pace Gallery, "Culture & Equity at Pace" (Glimcher leadership), 2026. https://www.pacegallery.com/culture-equity/
27. Artnet News / ARTnews, "Artnet to Go Private With Beowolff Capital; Artsy and Artnet Join Forces," 2025. https://news.artnet.com/market/beowolff-capital-artnet-takeover-2649474
28. Explore Alts, "Masterworks Review: Art Investment Platform" (AUM and user figures), 2025. https://explorealts.com/masterworks-review/
29. Bank of America Private Bank, "Art Market Update — Fall 2025 (younger, more digital, more female buyers)," 2025. https://www.privatebank.bankofamerica.com/articles/art-market-fall-update.html
30. Artsy, "The Artsy Gallery Report 2025 (online buying, direct-from-artist, Instagram channels)," 2025. https://www.artsy.net/article/artsy-editorial-artsy-gallery-report-2025
31. Center for Art Law, "Regulation Without Legislation: Combatting Money Laundering in the U.S. Art Market (AMLA 2020 covers antiquities, not fine art; FinCEN study)," 2024. https://itsartlaw.org/art-law/regulation-without-legislation-combatting-money-laundering-in-the-u-s-art-market/
32. Internal Revenue Service, "Instructions for Form 8300 (cash > $10,000; art treated as a collectible)," 2023. https://www.irs.gov/instructions/i8300
33. U.S. Congress, "S.2400 — Art Market Integrity Act," 2025. https://www.congress.gov/bill/119th-congress/senate-bill/2400/text/is
34. DLA Piper, "Art Market Integrity Act introduced with bipartisan support to combat money-laundering risks in the art industry," 2025. https://www.dlapiper.com/en/insights/publications/2025/08/art-market-integrity-act-introduced-with-bipartisan-support
35. Ballard Spahr / Money Laundering Watch, "U.S. Senate Introduces Act to Apply AML/BSA Laws to Art Dealers and Auction Houses (~$10,000 threshold)," 2025. https://www.moneylaunderingnews.com/2025/08/u-s-senate-introduces-act-to-apply-aml-bsa-laws-to-art-dealers-and-auction-houses/
36. Artsy, "4 Ways Trump's Tariffs Have Changed Art Collecting in 2025 (artworks exempt except Chinese contemporary; de minimis removed)," 2025. https://www.artsy.net/article/artsy-editorial-4-ways-trumps-tariffs-changed-art-collecting-2025
37. The Art Newspaper, "Trump's tariffs send art market scrambling (fairs, shipping, cross-border cost pressure)," 2025. https://www.theartnewspaper.com/2025/04/07/trump-tariffs-scramble-art-market-uncertainty-confusion
38. New York State Senate, "Arts and Cultural Affairs Law, Article 13 (authenticity warranties; multiples disclosure)," 2025. https://www.nysenate.gov/legislation/laws/ACA/TCA13
39. U.S. Department of State, "Cultural Property — Agreements and Emergency Actions," 2025. https://2012-2025.eca.state.gov/cultural-heritage-center/cultural-property/agreements-and-emergency-actions.html
40. U.S. Customs and Border Protection, "Duty on Personal and Commercial Imports of Antiques and Artwork (seizure and forfeiture of stolen/undeclared cultural property)," 2025. https://www.help.cbp.gov/s/article/Article1143?language=en_US