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Union Square office falls to lender despite signs of San Francisco comeback

New York real estate lender plans to reposition distressed building
Real estate lender Argentic took control of a 118-year-old building at 150 Post St. in San Francisco’s storied Union Square, one of the city’s most embattled districts in recent years. (CoStar)
Real estate lender Argentic took control of a 118-year-old building at 150 Post St. in San Francisco’s storied Union Square, one of the city’s most embattled districts in recent years. (CoStar)
CoStar News
August 27, 2026 | 10:29 P.M.

A historic office building in San Francisco’s downtown luxury shopping district has been taken over by its former lender in a reminder that the artificial intelligence boom has yet to wash away all the effects of the COVID-19 pandemic on the city’s commercial real estate market.

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