How Much Is Untitled XXV Worth?

$70-95 million

Last updated: June 8, 2026

Quick Facts

Last Sale
$66.3M (2016, Christie's New York)
Methodology
comparable analysis

Anchored to the identical canvas' Christie's 2016 auction benchmark and calibrated against later late‑period comparables and market movement, I value Willem de Kooning's Untitled XXV (1977) at US$70,000,000–US$95,000,000 for a fully authenticated, large oil‑on‑canvas in strong condition with solid provenance and exhibition history. The low end assumes a standard evening‑sale placement without exceptional provenance lift; the high end assumes landmark provenance, museum exhibition history and an evening‑sale/guaranteed placement.

Untitled XXV

Willem de Kooning, 1977 • Oil on canvas

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Valuation Analysis

Valuation conclusion: Based on the identical canvas' public‑auction benchmark and subsequent late‑period comparables, my estimated market value for Willem de Kooning's Untitled XXV (1977), when fully authenticated, exhibited/published and in sound condition, is US$70,000,000–US$95,000,000. The low end assumes a strong but unenhanced sale placement; the high end assumes premium provenance, exhibition history and an evening‑sale/guaranteed scenario.

The primary anchor for this valuation is the identical painting's Christie's New York result on 15 November 2016 where the lot realized $66,327,500 (sale total — hammer plus buyer's premium) [1]. That 2016 price functions as the market's direct reference point. Adjusting the 2016 realized figure for cumulative US inflation and observing the market's selective recovery through 2025–2026 places a CPI‑equivalent baseline in the mid‑$80 million zone; applying conservative marketplace discounts for volatility and the range of late‑period de Koonings gives the stated $70–95M interval.

Cross‑checks include several high‑profile late‑period de Koonings sold since 2016 that trade well below the 2016 Untitled XXV but validate market stratification. Notably, Untitled XXXIII (1977) from the Macklowe Collection (Sotheby's, Nov 2021) realized ≈ $24.4M and comparable late canvases in the 2019–2024 window traded largely in the low‑to‑mid tens of millions [2]. These comparables confirm that only a small subset of late de Kooning canvases — those of exceptional scale, condition and provenance — reach the auction heights seen in 2016; most sit meaningfully lower, which is reflected in the discounting applied to our low‑end estimate.

Key price drivers that move the painting within the stated range are: formal authentication (estate/catalogue‑raisonné acceptance), a clear and distinguished provenance and exhibition/publication history, large scale and oil‑on‑canvas medium, and pristine condition. A work that combines all of the above commands buyer confidence and competes as a trophy lot; if any of these are absent or compromised (uncertain attribution, poor condition, weak provenance), realizations can fall substantially — often into the mid‑seven‑figures or low‑eight‑figures for less secure late works.

Sale strategy and final note: To realize the high end, pursue estate/authority authentication, secure a condition report and engage evening‑sale specialists at Christie's or Sotheby's to discuss guarantees or a controlled private‑treaty placement. For buyers, expect competitive institutional and private interest if the work carries verified provenance and exhibition history. This estimate presumes the painting is the same Untitled XXV that realized $66.3M in 2016; if it is a different canvas or lacks corroborating documentation, the valuation should be re‑established after in‑person inspection and technical study. Separately, private‑treaty ceilings for canonical mid‑century masterpieces demonstrate a far higher top end in rare cases, but those outcomes are exceptional and should not replace auction‑anchored valuation in typical consignment scenarios.

Key Valuation Factors

Art Historical Significance

High Impact

Willem de Kooning is a central figure in American Abstract Expressionism; his late‑period canvases (1970s) are an important part of his oeuvre but are generally viewed as less historically seminal than his mid‑1950s 'Woman' paintings. That said, large, high‑quality late canvases that demonstrate exceptional painterly invention and scale can achieve trophy status among collectors and institutions. An Untitled XXV with scholarly recognition, distinctive visual character and technical integrity will therefore enjoy a strong positive effect on price. Absent clear scholarly elevation, late works typically trade below the artist's mid‑century masterpieces, so art‑historical significance is a high‑impact but context‑dependent factor.

Provenance & Exhibition History

High Impact

Clear, continuous provenance and documented exhibition/publication history materially strengthen marketability and price realization. Provenance linking the painting to respected private collections, galleries or museum loans reduces buyer risk, enables stronger catalogue narratives, and supports selection into guaranteed evening‑sale offerings. Exhibition history and catalogue citations create visible comparanda for institutional buyers and provide marketing lift that converts interest into competitive bidding. Conversely, gaps in ownership history, disputed titles or weak documentation introduce significant buyer hesitancy and typically produce steep discounts. For this work, a substantial provenance/exhibition record would likely be the single largest driver pushing the price toward the top of the stated range.

Condition & Medium

Medium Impact

Condition and support are practical determinants of realizable price. Large oil‑on‑canvas paintings in original and stable condition command meaningful premiums over works on paper, mounted examples or canvases requiring extensive restoration. Technical analysis (x‑ray, infrared, pigment identification) that confirms period materials and original execution strengthens attribution and buyer confidence. Conversely, structural issues, heavy restorations or extensive inpainting can reduce value substantially — often by tens of percent — because they increase conservation risk and reduce institutional interest. For late de Koonings, surface texture and treatment are closely examined and can swing final realizations markedly.

Market Liquidity & Demand

High Impact

Liquidity for top‑tier de Koonings is limited but deep: a concentrated pool of sophisticated private collectors, foundations and museums competes for the best examples. Auction dynamics (evening‑sale placement, guarantees, pre‑sale marketing) strongly influence outcome; guaranteed or single‑owner sales frequently attract higher bids. The secondary market is bifurcated — most late works trade at mid‑market levels while a few exemplary canvases draw the capital needed to reach ten‑figure (USD) thresholds. Therefore, contemporaneous demand and how the lot is brought to market are high‑impact determinants of whether the painting achieves the low or high end of the stated range.

Comparable Sales & Timing

Medium Impact

Comparable auction results anchor and calibrate expectations: the identical Untitled XXV sale in 2016 is the primary anchor, while later single‑owner and evening sales (e.g., the 2021 Macklowe lots) provide cross‑checks. Timing within the market calendar (single‑owner weeks, museum exhibition windows) and the presence of guarantees or private‑treaty alternatives materially affect final price. Comparables must be adjusted for scale, condition, provenance, and sale mechanics; they provide a scaffold for valuation but require contextualization. This factor is a medium‑impact input because direct matches (identical works) are rare but decisive when present.

Sale History

Price unknownNovember 15, 2016

Christie's New York

Price unknownNovember 15, 2006

Christie's New York

Price unknownNovember 15, 2021

Sotheby's — The Macklowe Collection (New York)

Price unknownNovember 19, 2024

Christie's New York

Price unknownSeptember 1, 2015

Reported private sale (Interchange, 1955)

Willem de Kooning's Market

Willem de Kooning (1904–1997) remains a blue‑chip figure in the Post‑War/Abstract Expressionist market. His canonical 1950s works command the highest premiums; late‑period canvases can still reach high prices when they present as large, museum‑quality paintings with strong provenance. Public‑auction benchmarks (notably the 2016 sale of Untitled XXV) and headline private transactions (reported private sales of 1950s masterpieces) demonstrate both a high public auction ceiling and an even larger private‑sale ceiling. Demand is concentrated among top institutions and deep‑pocketed private collectors, and supply of fresh, high‑quality canvases is limited — a structural support for long‑term valuations.

Comparable Sales

Untitled XXV

Willem de Kooning

Direct match — identical work; this 2016 Christie’s result is the artist's public-auction benchmark.

$66.3M

2016, Christie's New York

~$81.6M adjusted

Untitled XXV (previous sale)

Willem de Kooning

Same painting — earlier auction sale useful to show price trajectory into the 2016 record.

$27.1M

2006, Christie's New York

~$39.9M adjusted

Untitled XXXIII

Willem de Kooning

Late‑period (1977) Untitled of comparable date/scale from a high‑profile single‑owner sale — good market indicator for large late canvases.

$24.4M

2021, Sotheby's — The Macklowe Collection (New York)

~$27.3M adjusted

Untitled IV

Willem de Kooning

Late‑period work (1983) sold in the same single‑owner sale — useful as a mid‑range comparable for late works of scale.

$18.9M

2021, Sotheby's — The Macklowe Collection (New York)

~$21.2M adjusted

Untitled (1982)

Willem de Kooning

Recent late‑period auction sale (2024) showing current mid‑market pricing for late de Kooning canvases.

$13.3M

2024, Christie's New York

~$13.8M adjusted

Interchange

Willem de Kooning

Market ceiling — reported private purchase of a major 1950s masterpiece; demonstrates private‑sale top for the artist but is not a late‑period/Untitled direct comparable.

$300.0M

2015, Reported private sale (reported purchaser: Kenneth Griffin)

~$378.0M adjusted

Current Market Trends

Since 2024 the global art market experienced a value dip followed by selective recovery in 2025–2026. Buyers remain interested in blue‑chip Post‑War works, but the market is bifurcated: trophy masterpieces are largely traded privately or guaranteed at evening sales, while most late‑period canvases trade at lower public‑auction price tiers. Guarantees, private‑treaty deals and curated single‑owner sales continue to shape top outcomes.

Disclaimer: This estimate is for informational and educational purposes only. It is based on publicly available data and AI analysis. It should not be used for insurance, tax, estate planning, or sale purposes. For formal appraisals, consult a certified appraiser.

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