Mark Cuban bought a $25 million mansion sight unseen — and got it for 50% off. His secret? ‘The best guaranteed return on investment’

Mark Cuban is notoriously bold in his deal-making. But even by his standards, dropping millions of dollars on a mansion he’s never set foot in is a move that could raise eyebrows.

The billionaire entrepreneur and former Shark Tank star revealed he snagged a $25 million estate at a jaw-dropping 50% discount, a deal he says exemplifies one of his core investing principles.

Cuban reflected on the purchase in a 2022 interview with GQ. During his days at MicroSolutions (the company he ultimately sold for $6 million in 1990)...