FilingIndex
SC 13D/AThe Stakes

Sphere Entertainment Co. files SC 13D/A

Filed Feb 27, 2026 · 4mo ago · Accession 0001104659-26-021789

Plain English

Activist stake — an investor has acquired more than 5% with intent to influence.

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Filing details
Ticker
SPHR
CIK
1795250
Form type
SC 13D/A
Filing date
Feb 27, 2026
Report date
Document
Size