The lease has an aggregate value of about $250 million. It has a20-year term and calls for an expansion to 500,000 sf within fiveyears, Andy Wisniewski, SVP in the local office of CB RichardEllis, tells GlobeSt.com. He and CBRE colleagues Todd Cwynar, DaveStevenson, and Anita Spano negotiated for the building owner, anentity of which Apollo Real Estate Advisors is the general partner.David Matter, president and COO of locally based Oxford DevelopmentCo., an affiliate of GVA/Oxford, represented the tenant.

"UPMC has been quietly staging about 60,000 sf of temporaryspace in the building," Wisniewski says. "It will move into theinitial 200,000 sf over the next nine to 12 months."

The 64-story, 2.3-million-sf building at 600 Grant St. isDowntown's tallest. It was built for US Steel Corp. in 1970.Wisniewski says it is currently 82% occupied, and the initial UPMCmove will take occupancy to 96%.