byron wien
Byron Wien.
  • Stocks, real estate, banks, and the economy may be in danger, Byron Wien has warned.
  • Earnings weakness could tank the S&P 500 by 10% or 20%, the Blackstone executive said.
  • Wien sees a risk of recession, and higher rates hitting commercial real estate and bank lending.

Stocks, real estate, banks, and the wider US economy are all flashing warning signs, one of Wall Street's leading strategists says.

"Everything that I'm looking at makes me think that there is trouble ahead," Byron Wien, the vice chairman of Blackstone's private wealth solutions arm, said during a recent Rosenberg Research webcast. "And if I'm right about that, then the market is dangerous."