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Closed: Jul 14, 11:51 AM EST
Kalshi
Sotheby's will auction a mounted Tyrannosaurus Rex skeleton nicknamed "Gus" on July 14, 2026. Multiple markets track whether the final hammer price will exceed various price thresholds ranging from $22 million to $30 million.
This event comprises a series of tiered price-point markets for the Sotheby's auction of the mounted Tyrannosaurus Rex skeleton "Gus" scheduled for July 14, 2026 at 10:00AM. Each market independently resolves based on whether the lot's final sale price exceeds a specific USD threshold: $22M, $23M, $24M, $25M, $26M, $27M, $28M, $29M, or $30M. The official sale price is determined by the amount displayed under "Lot Sold" on the Sotheby's website. If the hammer price is reported in a currency other than USD, conversion to USD will use the prevailing exchange rate at the time of sale. Each threshold market resolves to Yes if the final sale price exceeds its designated amount, and No otherwise. These markets allow participants to express granular predictions about the auction outcome across multiple price levels.
Prediction market odds often diverge from traditional analyst estimates because they aggregate real-time trader behavior rather than relying on a single expert opinion. In this market, the odds reflect what thousands of participants collectively believe the sale price will be, incorporating diverse viewpoints and new information as it emerges. Analysts may publish point estimates or ranges based on comparable auction results or expert valuation, but prediction markets typically update faster and incorporate a broader information set. Comparing the two can reveal whether the crowd is more bullish or bearish than published expert consensus on the final hammer price.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares corresponding to different price ranges or outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on a specific outcome, and the current bid-ask spread reflects the most recent consensus. As new trades execute, prices adjust to clear supply and demand, with the mid-market price serving as the best real-time estimate of where traders believe the sale price will land. Liquidity and trading volume influence how tightly prices are quoted and how quickly the market responds to new information.
This market resolves around Jul 15, 2026, once the auction concludes and the final sale price is confirmed. The outcome will be verified against credible public sources reporting the hammer price achieved by the mounted Tyrannosaurus Rex skeleton. Resolution occurs after the auction house officially announces the result, ensuring all participants have access to the same authoritative information. Early resolution is possible if the sale is postponed or cancelled, depending on the market's specific terms.
Several catalysts could shift trader expectations before this market resolves. Media coverage of the skeleton's provenance, condition, or historical significance may attract new bidders or dampen interest. Comparable auction results for other dinosaur specimens could reset price anchors. Announcements about the auction house's marketing efforts, reserve price adjustments, or changes to the sale date would likely trigger repricing. Broader entertainment or collectibles market trends, celebrity bidder involvement, or museum acquisition interest could also influence the final price forecast. Each of these signals gives traders new information to incorporate into their positions.