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Omega Healthcare Investors closed a $525 million deal to acquire 55 skilled nursing facilities.

One assisted living facility also was included in the sale/leaseback transaction with Ark Holding Company. The deal involved more than 5,700 beds, according to Omega. Most of the facilities involved are located in the Southeast. As of Sept. 30, Omega owned or held mortgages on 477 long-term care facilities in 33 states.

In connection with the deal, Ark merged with 4 West Holdings. The entity is now known as New Ark Investment Inc.