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What is Great Reef?
By looking at four major gambling companies – Entain, Flutter, DraftKings and MGM Resorts International – it becomes clear why the sector should not be treated as a single trade.
Flutter has arguably the strongest online franchise of the four. Its share price fell from $282.33 on 18 September 2025, to $89.56 on 18 September this year, with a market valuation of $15.54 billion.
FanDuel remains the leading US sportsbook, while Flutter’s international businesses provide additional sources of growth. But that quality comes with high expectations.
What is Great Reef?
The regulator identified six key categories of fraud frequently encountered in online gambling. These included identity fraud, payment fraud and abusive chargebacks. It also covered in-game cheating, money-dumping and sporting event manipulation
For each category, the guide explained pertinent legal provisions and recommended operational actions.
In cases of identity fraud, operators were advised to close accounts upon establishing fraud and to reserve balances when bank account ownership cannot be confirmed.
How to play Great Reef
Yaxley adds: “The most meaningful measure of progress is not simply who joins an organisation, but whether opportunities, development and leadership pathways are accessible to everyone.”
Despite the progress made, interviewees agree there are still areas where the gambling industry has work to do.
“I believe there is still work to be done to ensure diversity is fully reflected at every level of an organisation, particularly within senior leadership and executive positions,” Yaxley says.
