Kathy Thys (1936–2023)
Kathy Thys is a Swiss artist with 167 auction lots recorded since 2005, median price $1,171. Some sold prices are hammer-only and exclude the buyer's premium; they are marked on this page. Some sold prices are not yet verified as premium-inclusive or hammer, and are marked on this page.
A work by Kathy Thys sold in 2025 for a hammer price of $1,365 (buyer's premium not included), according to OpeningBid's index of auction results.
See the full Kathy Thys record on OpeningBid — images, provenance, fair estimates and free sale alerts.
View Kathy Thys on OpeningBid →What is a Kathy Thys work worth?
Across 114 sold lots tracked by OpeningBid, the median price of a Kathy Thys work is $1,171.
The median Kathy Thys painting sells for $1,362 across 99 lots.
The median Kathy Thys work on paper sells for $485 across 9 lots.
Medium (50–120 cm) Kathy Thys paintings typically sell for $987–$2,435 (the middle half of 56 sold lots).
Small (under 50 cm) Kathy Thys paintings typically sell for $522–$1,358 (the middle half of 42 sold lots).
Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.
Price breakdown by category
| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Paintings | 138 | $1,362†‡ | $11,536† | 71.7% | 2025-11-08 |
| Works on Paper | 22 | $485† | $1,089† | 40.9% | 2022-11-04 |
| Masterpieces (top of market) | 6 | $7,340† | $11,536† | — | 2025-05-09 |
† hammer price — buyer's premium not included. ‡ reported price — whether it includes the buyer's premium is not yet verified.
Price by size
Paintings
| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| small (under 50 cm) | 42 | $522–$1,358†‡ | $702†‡ | $3,516† |
| medium (50–120 cm) | 56 | $987–$2,435†‡ | $1,651†‡ | $11,536† |
† hammer price — buyer's premium not included. ‡ reported price — whether it includes the buyer's premium is not yet verified.
Works on Paper
| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| medium (50–120 cm) | 7 | $436–$804† | $609† | $1,089† |
† hammer price — buyer's premium not included.
Size is the work's longest edge. Cells appear only with at least 5 sold lots.
Notable results
| Medium | Year | Price |
|---|---|---|
| Paintings | 2023 | $11,536† |
| Paintings | 2022 | $10,530† |
| Works on Paper | 2021 | $1,089† |
| Works on Paper | 2013 | $830† |
† hammer price — buyer's premium not included.
The highest recorded result in each medium. See the full sale history on OpeningBid.
Frequently asked questions
What is a Kathy Thys worth?
Across 114 sold lots tracked by OpeningBid, the median price of a Kathy Thys work is $1,171. The median Kathy Thys painting sells for $1,362 across 99 lots. The median Kathy Thys work on paper sells for $485 across 9 lots. Medium (50–120 cm) Kathy Thys paintings typically sell for $987–$2,435 (the middle half of 56 sold lots). Small (under 50 cm) Kathy Thys paintings typically sell for $522–$1,358 (the middle half of 42 sold lots). Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.
What is the average price of a Kathy Thys painting?
Based on 99 sold lots tracked by OpeningBid, the median auction price of a Kathy Thys painting is $1,362. Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.
What is Kathy Thys's most expensive painting?
The highest price recorded at auction for a Kathy Thys painting is $11,536. That record lot sold for a hammer price of $11,536 (buyer's premium not included).
What is the average price of a Kathy Thys work on paper?
Based on 9 sold lots tracked by OpeningBid, the median auction price of a Kathy Thys work on paper is $485. Some prices are hammer-only and exclude the buyer's premium.
What is Kathy Thys's most expensive work on paper?
The highest price recorded at auction for a Kathy Thys work on paper is $1,089. That record lot sold for a hammer price of $1,089 (buyer's premium not included).
What is the average price of a medium Kathy Thys painting?
Based on 56 sold lots, the median auction price of a medium Kathy Thys painting (medium (50–120 cm)) is $1,651, according to OpeningBid's index of auction results. Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.
What is the average price of a small Kathy Thys painting?
Based on 42 sold lots, the median auction price of a small Kathy Thys painting (small (under 50 cm)) is $702, according to OpeningBid's index of auction results. Prices are premium-inclusive where the house records them; hammer-only prices exclude the buyer's premium, and some prices are not yet basis-verified.
What is Kathy Thys's auction record?
Kathy Thys's auction record is $11,536, set in 2023. That record lot sold for a hammer price of $11,536 (buyer's premium not included).
See the full Kathy Thys record on OpeningBid — images, provenance, fair estimates and free sale alerts.
View Kathy Thys on OpeningBid →