Mattel Inc. stock soared more than 20% on Monday after a report that rival Hasbro Inc. made a takeover offer for the El Segundo toy maker.
The Wall Street Journal first reported the takeover offer Friday, citing unnamed sources. It said that terms of the possible deal were not available and that the offer could go nowhere.
When contacted by a Times reporter Friday, Hasbro and Mattel declined to comment on the report.
A tie-up between...