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Miami commission approves sale of historic site to Billionaire Ken Griffin

Reported by Wlrn ·Miamiherald
Jul 23, 2026· 3 min read
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Key Takeaways
  • • Miami City Commission approved the sale of the historic Dr. James M. Jackson building (190 SE 12 Terrace) to Ken Griffin–controlled entity 1250 BB Asset Co. LLC for $2.98 million, completing Griffin's acquisition of an entire Brickell city block without competitive bidding under a City Charter provision for adjacent property owners.
  • • The 121-year-old structure, currently home to the Dade Heritage Trust preservation organization, represents the final property between Brickell Bay Drive and Brickell Avenue that Griffin did not already control on his approximately 2.5-acre waterfront site.
  • • The acquisition is adjacent to Griffin's planned Citadel headquarters campus in Brickell, where the billionaire hedge fund founder relocated his investment firm from Chicago in 2022 and has aggressively consolidated real estate holdings over a three-year period using anonymous LLCs.
  • • Griffin is simultaneously seeking city and county approval to relocate Villa Serena, a circa-1913 waterfront mansion built for William Jennings Bryan, from his Brickell compound to nearby Vizcaya Village, positioning the historic property for public viewing rather than demolition.
  • • The non-competitive sale mechanism allows the city to bypass traditional bidding processes when selling public property to adjacent landowners, raising questions about valuation and public asset management in high-profile Miami real estate transactions.
Summary
Miami's City Commission has authorized the sale of one of the city's oldest and most historically significant publicly-owned buildings to billionaire Ken Griffin, marking the final piece in the hedge fund founder's consolidation of a full Brickell city block. The Dr. James M. Jackson office and surgical facility, a 121-year-old structure located at 190 SE 12 Terrace, will be sold to 1250 BB Asset Co. LLC—a Griffin-controlled entity—for $2.98 million under a City Charter provision that permits the city to bypass competitive bidding when selling adjacent properties to existing landowners.

The property currently houses the Dade Heritage Trust, a preservation advocacy organization that has occupied the historic building. The sale, sponsored by Miami District 2 Commissioner Damian Pardo and approved on Thursday, represents the culmination of Griffin's systematic acquisition of the entire block situated between Brickell Bay Drive and Brickell Avenue. The roughly 2.5-acre waterfront parcel serves as the site of Citadel's new headquarters, a major strategic relocation for the investment firm that moved from Chicago to Miami in 2022.

Over the preceding three-year period, Griffin deployed a sophisticated real estate acquisition strategy using a web of anonymous limited liability companies to consolidate holdings, including the reported purchase of all 138 condominium units plus ground-floor retail space in a major Miami tower property valued at approximately $125 million. Beyond the Brickell consolidation, Griffin has expanded his Miami footprint with the acquisition of Villa Serena, a 1913 waterfront estate originally built for three-time Democratic presidential nominee William Jennings Bryan, which he purchased for a reported $106 million in Coconut Grove. The billionaire is currently seeking regulatory approval to relocate that historic mansion to nearby Vizcaya Village, positioning it for public access rather than private use or demolition.

The transaction illustrates both Griffin's aggressive real estate strategy in Miami and the mechanisms available to municipal governments for disposing of public assets. The use of the adjacent-property exemption from competitive bidding raises institutional considerations regarding asset valuation and transparency in public property transactions, particularly given the strategic nature of waterfront real estate in Miami's premium markets.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Wlrn Miami commission approves sale of historic site to Billionaire Ken Griffin Miamiherald Miami approves $3M sale of historic Brickell cottage to billionaire Ken Griffin