KEY POINTS
  • David Rosenberg says a rise in the 10-year Treasury yield during a stock market drop seldom occurs.
  • "This rare occurrence of bond yields rising even as stock markets decline was a feature in 1987 and 1994," he writes.

Wall Street is buzzing over what the recent sell-off in the stock market means for investors and what will happen next.

Gluskin Sheff and Associates' David Rosenberg found one aspect of the decline very peculiar and warned it is similar to time periods with significant market turmoil.