# Thomas Koether - Auction Profile

Canonical: https://appraisily.com/artist/thomas-koether/
Snapshot URL: https://appraisily.com/api/scraper-search/artists/thomas-koether/llm.md
Updated: 2026-06-18T23:16:07.745Z

## Summary
- Lots tracked: 160
- Lots with prices: 93
- First auction date: 2018-08-26
- Latest auction date: 2026-04-26
- Median realised price: $400
- Price range: $100 to $11,000

## Market Takeaway
Thomas Koether shows deep auction liquidity with 154 tracked lots. Median realized sale is around $400. Category concentration is still broad or sparse. Last 12 months recorded 23 sales. Latest recorded sale: 2026-01-11.

## How To Read This Data
- Use the median \($400\) as a typical result; many comparable sales cluster between $225 and $850.
- Auction totals can include buyer premiums or fees depending on reporting, so compare like\-for\-like when possible.
- Condition, size, medium, provenance, and attribution confidence can move value materially versus median comps.

## Price Bands
- Under $1,000: 75.9% (66 sales)
- $1,000 to $10,000: 23% (20 sales)
- $10,000\+: 1.1% (1 sales)

## Recent Trend & Velocity
- Last 12 months sales: 23
- Previous 12 months sales: 21
- Recent 12 months median: $200
- Previous 12 months median: $300
- Median shift: 0%
- Latest sale date: 2026-01-11
- Days since latest sale: 38
- Market velocity: moderate

## Top Auction Houses
- Helmuth Stone: 160 lots

## Top Categories
- N/A

## Recent Sold Lots
1. 2026-01-11 | Thomas Koether \(NY, FL b. 1940\) "Warning" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-warning-193-c-d1f8063e13
2. 2025-09-28 | Thomas Koether \(NY, FL b. 1940\) | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-182-c-1e04061996
3. 2025-02-16 | Thomas Koether \(NY b. 1940\) "Down in the Quarry" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-b-1940-down-in-the-quarry-138-c-11e48df9a5
4. 2025-02-16 | Thomas Koether \(NY, FL b. 1940\) "Motel Nites" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-motel-nites-137-c-d994670a32
5. 2025-02-16 | Thomas Koether \(NY, FL b. 1940\) "In the Pink" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-in-the-pink-136-c-68648c2932
6. 2024-06-16 | Thomas Koether \(b. 1940\) "Lightning Ridge Spirit" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-b-1940-lightning-ridge-spirit-87-c-c7944cf881
7. 2024-06-16 | Thomas Koether \(NY, FL b. 1940\) | Helmuth Stone | $500 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-86-c-84b457292c
8. 2024-06-16 | Thomas Koether \(NY, FL b. 1940\) "Lost Weekend" | Helmuth Stone | $750 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-lost-weekend-85-c-2164f4c8a2
9. 2024-04-14 | Thomas Koether \(NY, FL b. 1940\) "Harbor Light" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-harbor-light-121-c-e34428985b
10. 2024-04-14 | Thomas Koether \(NY, FL b. 1940\) "Passage" | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-passage-120-c-6d64bbfab2
11. 2024-04-14 | Thomas Koether \(NY, FL b. 1940\) | Helmuth Stone | N/A | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-119-c-585482c88d
12. 2022-12-04 | Thomas Koether \(NY, FL b 1940\) "Red Progression 3" | Helmuth Stone | $250 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-red-progression-3-79a-c-a994c23a8d
13. 2022-12-04 | Thomas Koether \(NY, FL b. 1940\) "Like Dancing" | Helmuth Stone | $2,200 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-like-dancing-79-c-83a43bca1f
14. 2022-12-04 | Thomas Koether \(b. 1940\) "Wind in the Essence" | Helmuth Stone | $550 | source: https://www.invaluable.com/auction-lot-thomas-koether-b-1940-wind-in-the-essence-78a-c-55f43d3937
15. 2021-02-21 | Thomas Koether \(NY, FL b. 1940\) "Blue Watcher" | Helmuth Stone | $250 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-blue-watcher-236-c-07f4941be5
16. 2020-10-04 | Thomas Koether \(NY, FL b. 1940\) "Air Riders" | Helmuth Stone | $700 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-air-riders-352-c-6144c3495b
17. 2020-04-05 | Thomas Koether \(NY, FL b. 1940\) "Azure Tides" | Helmuth Stone | $750 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-azure-tides-321-c-24248fa91b
18. 2019-12-15 | Thomas Koether \(NY, FL b. 1940\) "The Crossing" | Helmuth Stone | $600 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-the-crossing-104-c-66640cfbea
19. 2019-10-27 | Thomas Koether \(NY, FL b. 1940\) "Breeze" | Helmuth Stone | $750 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-breeze-63-c-0f7475e916
20. 2019-09-15 | Thomas Koether \(NY, FL, Europe, B. 1940\) | Helmuth Stone | $750 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-europe-b-1940-117-c-bff4f0eaef
21. 2019-01-20 | Thomas Koether \(New York, Florida, Born 1940\) | Helmuth Stone | $600 | source: https://www.invaluable.com/auction-lot-thomas-koether-new-york-florida-born-1940-201-c-1d34392ac5
22. 2026-04-26 | Thomas Koether \(NY, FL b. 1940\) "Cave Painting" | Helmuth Stone | $150 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-cave-painting-191-c-c539d494b5
23. 2026-04-26 | Thomas Koether \(NY, FL b. 1940\) "Yanky Creek" | Helmuth Stone | $125 | source: https://www.invaluable.com/auction-lot-thomas-koether-ny-fl-b-1940-yanky-creek-190-c-d4c1030570
24. 2026-04-26 | Thomas Koether \(b. 1940\) "Fire Opal 3" 42 x 56 in | Helmuth Stone | $1,000 | source: https://www.invaluable.com/auction-lot-thomas-koether-b-1940-fire-opal-3-42-x-56-in-188-c-6fecd2fa1c

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## JSON Source
https://appraisily.com/api/scraper-search/artists/thomas-koether/seo-profile