Robin

How to play Robin

There are no SCOTUS-prediction market contracts currently on Kalshi but Polymarket lists a 41% probability that the court will accept an event contract case by 31 December.

A hearing before the Supreme Court would be the culmination of what has been the biggest sports betting-related development since PASPA. Perhaps no other issue has united gaming stakeholders from various companies, tribes, states and regulators.

Beginning with the US presidential elections in November 2024, when prediction markets catapulted into mainstream culture, their rise has been undeniable. Kalshi and Polymarket have seen their valuations balloon to $40 billion and $21 billion, respectively, and the majority of the top US bookmakers have scrambled to expand into the prediction space in various forms, either by building their own exchanges, acquiring existing ones or engaging in market-making.

How to play Robin

But its share price has taken a tumble over the last year, dropping up to 37% since September 2025. Its market cap currently sits at £3.39 billion.

The operator first started trading on LSEG’s main market in February 2016 under its previous company name GVC Holdings. This followed its delisting from the Alternative Investment Market (AIM exchange).

Its share price decline began after reaching an all-time high in September 2021. Over the course of five years it has slipped 73% to 530p.

How to play Robin

The company cited analyses from the Office for Budget Responsibility which suggested previous gambling tax rises had reduced expected tax receipts, including a £500m reduction in forecast receipts for 2029-30. This revenue, writes David, would flow to the black market. 

A new report commissioned by Euromat, and produced by Regulus Partners and Helios, has estimated that Europe’s black market has sustained a compound annual growth rate of 18% between 2019 and 2026, and will be worth up to €13 billion by the end of the year.

Entain said it had requested meetings with government officials to present its concerns directly and facilitate engagement between ministers and frontline shop staff before final budget decisions are made.