Chronology 13F
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COSTAR GROUP INC

CSGP · Real Estate

2 whale investors

Whale investors

Concentrated managers reporting this company in their latest 13F.

2 holders
  1. Akre Capital ManagementChuck Akre
    EquityQ2 2026
    $331.33M6.49% portfolio
  2. Polen Capital ManagementDavid Polen
    EquityQ2 2026
    $248.06M2.14% portfolio

Holdings reflect reported 13F data for each manager’s latest filing and may be delayed or incomplete.