Magic: The Gathering Grand Prix in London
  • Hasbro stock plunged 16% after it reported third-quarter earnings that missed analyst estimates.
  • The toy company also lowered its revenue guidance, suggesting a weak holiday quarter ahead.
  • Bank of America downgraded Hasbro to "Neutral" and said its Magic: The Gathering franchise is a victim of its own success.

Hasbro stock plunged this week after the company reported third-quarter earnings results that missed analyst's profit and revenue estimates.