The stock dropped more than 4 percent in premarket trading Friday.
The Pawtucket, R.I.-based company, whose brands include Monopoly and Nerf, has about 5,500 employees worldwide. A 10 percent workforce cut would put about 550 people out of work.
Spokesman Wayne Charness says the cuts will all be this year and will occur globally. He says the facility consolidations could include some closures.
Hasbro Inc. anticipates fourth-quarter revenue of about $1.28 billion. Analysts predicted revenue of $1.4 billion. Unfavorable foreign currency exchange rates lowered results by $8 million.
Shares declined $1.75, or 4.6 percent, to $36.70 before the market open.
