# Guillaume Courtois - Auction Profile

Canonical: https://appraisily.com/artist/guillaume-courtois/
Snapshot URL: https://appraisily.com/api/scraper-search/artists/guillaume-courtois/llm.md
Updated: 2026-04-29T11:54:24.262Z

## Summary
- Lots tracked: 17
- Lots with prices: 10
- First auction date: 2003-09-03
- Latest auction date: 2025-09-24
- Median realised price: $2,000
- Price range: $220 to $33,000

## Market Takeaway
Guillaume Courtois has 17 tracked lots. Median realized sale is around $2,000. Category concentration is still broad. Last 12 months recorded 2 sales. These metrics reflect recorded public auction results and may not include private transactions or every premium outlier sale.

## How To Read This Data
- Use median \($2,000\) as a typical result and the typical low/high band \($500 to $3,107\) as the middle 50% of recorded sales.
- Auction prices can include buyer premiums or fees depending on house reporting, so compare on a like\-for\-like basis.
- Condition, provenance, size, and attribution confidence can move final value materially versus median comps.

## Price Bands
- Under $1,000: 30% (3 sales)
- $1,000 to $10,000: 50% (5 sales)
- $10,000\+: 20% (2 sales)

## Recent Trend & Velocity
- Last 12 months sales: 2
- Previous 12 months sales: 1
- Recent 12 months median: $220
- Previous 12 months median: $0
- Median shift: N/A
- Latest sale date: 2025-09-24
- Days since latest sale: 217
- Market velocity: steady

## Top Auction Houses
- Sotheby's: 4 lots
- Wannenes Art Auctions: 4 lots
- Finarte: 3 lots
- Casa d'Aste Babuino: 1 lots
- Christie's: 1 lots
- Dorotheum: 1 lots
- Lucas Aste: 1 lots
- Roseberys: 1 lots
- Swann Auction Galleries: 1 lots

## Top Categories
- N/A

## Recent Sold Lots
1. 2025-09-24 | Guillaume Courtois \(Saint Hippolyte 1628 \- Roma 1679\) e Abraham Brueghel \(Anversa 1631 \- Napoli 1697\) | Lucas Aste | N/A
2. 2025-07-09 | Guillaume Courtois, called Gugliemo Cortese, il Borgognone,  French / Itali | Roseberys | £220
3. 2024-05-28 | Guillaume Courtois \(Saint\-Hippolyte 1628\-Roma 1679\) \- Ecstasy of Saint Francis of Assisi | Finarte | N/A
4. 2022-12-16 | GUILLAUME COURTOIS \(attr. a\) | Wannenes Art Auctions | N/A
5. 2022-05-31 | Guillaume Courtois \(Saint\-Hippolyte 1628\-Roma 1679\) \- Two studies for the fall of San Paolo | Finarte | €240
6. 2021-09-21 | GUILLAUME COURTOIS detto GUGLIELMO CORTESE | Wannenes Art Auctions | €3,000
7. 2021-05-25 | Guillaume Courtois \(Saint \- Hippolyte 1628\-Roma 1679\) \- Two studies for the fall of San Paolo | Finarte | N/A
8. 2020-10-13 | GUILLAUME COURTOIS | Casa d'Aste Babuino | €500
9. 2020-09-24 | GUILLAUME COURTOIS \(attr. a\) | Wannenes Art Auctions | €2,000
10. 2020-09-24 | GUILLAUME COURTOIS \(attr. a\) | Wannenes Art Auctions | €2,600
11. 2018-06-21 | GUILLAUME COURTOIS, DIT IL CORTESE \| The Martyrdom of Saint Andrew | Sotheby's | N/A
12. 2011-01-26 | GUILLAUME COURTOIS, CALLED GUGLIELMO CORTESE, ABRAHAM BRUEGHEL | Sotheby's | N/A
13. 2010-04-21 | Old Master Painting by Guillaume Courtois | Dorotheum | €10,000
14. 2005-11-29 | GUILLAUME COURTOIS, DETTO CORTESE ST HIPPOLYTE, FRANCHE\-COMTÉ 1628\-1679 ROMA | Sotheby's | N/A
15. 2004-01-29 | GUILLAUME COURTOIS | Swann Auction Galleries | $1,300
16. 2004-01-22 | \* GUILLAUME COURTOIS | Sotheby's | $33,000
17. 2003-09-03 | Guillaume Courtois, called Gugliemo Cortese, il | Christie's | $3,107

## Comparable Artists To Watch
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## JSON Source
https://appraisily.com/api/scraper-search/artists/guillaume-courtois/seo-profile