Banksy, Rat Clock, 2019
Main reasons to invest
Return Potential📈: An investment of €500 could reach an estimated value of €1,036 in 4 years.
Cost-to-Return Ratio⚖️: With just 3.2% annual total costs (July / August releases with no exit fees), your net profit could be 20.0% per year.
Ticking Rebellion ⏰:Every sweep of the red hand is a rally cry: hurry up and misbehave. Banksy’s rat doesn’t mark hours; it marks moments when ordinary people gnaw through concrete ceilings. Edition 67/150 remains untouched in its GDP box—time-capsuled mischief ready to electrify any room with the whisper, “Run faster, dream louder, bite harder”.
Description
Strong Return Opportunity Supported by Market Data
This investment targets a 4-year horizon, leveraging robust historical sales and recent market trends for rare, signed Banksy prints.
Balanced Scenario (CAGR, 2025–2029):
→ €118,564 | CAGR: 20.0% p.a. (net, after fees)
Optimistic Scenario (CAGR, 2025–2029):
→ €135,408 | CAGR: 24.0% p.a. (net, after fees)
The projected net ROI per annum is 20.0%, based on a conservative application of 85% of the historical CAGRs for comparable Gangsta Rat, Signed prints. The investment yields a Sharpe ratio of 0.67, indicating robust risk-adjusted returns supported by sustained collector demand and the asset’s rarity.
Risk Profile and Volatility Benchmarking
Risk modeling applies the volatility of comparable Banksy works, resulting in a standard deviation of 31.2%.
Value at Risk (VaR): 75% probability the asset’s value will exceed €65,700 after 4 years, offering robust downside protection. Maximum drawdown for similar Banksy prints is estimated at -46%, emphasizing the need for a medium-term holding period.
Entry with Validated Fair Value
Fairly valued versus two benchmark works: Banksy’s "Rat Clock, 2019" (50×50 cm, grey, hand-signed) listed on Artsy at €64,097 and €55,356. Both pieces share identical format, color, and signature. Converted using a GBP/EUR rate of 1.1654. This confirms the fairness of current valuation.
Edition Rarity and Blue-Chip Status
One of only 150 hand-signed "Rat Clock" editions by Banksy (2019). Features the artist’s iconic rat motif—highly sought-after and central to his visual language—cementing its blue-chip status.
Interesting Facts
- Released through Banksy’s satirical 2019 GDP shop
- Symbolizes the underdog and “rat race” of modern life
- Crafted from an upcycled office clock
- Pays homage to Blek le Rat
- Known for sharp social critique
- Artist’s anonymity enhances appeal
- Bridges street art and collectible fine art
We will manage the exit strategy in collaboration with our expert TGB on behalf of our investors. The asset will either be sold privately or via auction, depending on market demand. Auctions are favored when the minimum bid meets or exceeds market value, ensuring competitive bidding and maximized return.
Art has long been valued for cultural, emotional, political, and economic reasons. Investing in mid-career artists combines financial potential with personal satisfaction—an attractive proposition for both seasoned and new collectors.
"Rat Clock" was part of Banksy’s 2019 GDP shop—a stunt blending satire and commerce. Each clock was stripped, resprayed, smudged, and signed by the artist to mock the “rat race.” Sized 50×50 cm (framed 67×67 cm), it balances wall impact and domestic fit.
Edition 67/150 includes a Pest Control COA, original GDP packaging, and professional storage at Cadogan Tate. Bought at £43,500—8.4% below two gallery comparables—it offers immediate margin.
Signed Banksy rat prints show strong returns; 85% of Gangsta Rat’s 10-year CAGR implies a 20% net ROI. The piece is mint, unused, and backed by global demand. Rat imagery holds premium liquidity due to its symbolic power.
This investment blends rarity, blue-chip appeal, and value pricing—making every tick a rebellion against the mainstream.
Sealed provenance, iconic imagery, and a built-in discount position Rat Clock as Banksy at his most collectible. With a projected 20% CAGR, strong liquidity, and downside protection, this edition turns each passing minute into cultural and financial value.
Expert

TGB London Limited, founded in 2016 by Simon Portlock and Bradley Ridge is an art advisory and brokerage company. Leveraging the expertise of Simon and Bradley in the contemporary art market, TGB specialises in guiding collectors to curate world-class art collections. With a commitment to excellence, TGB provides unparalleled insights and support to art collectors ensuring the creation of exceptional and noteworthy collections.