CITADEL ADVISORS LLC - 31 Mar 2025 SCHEDULE 13G/A Report for Sphere Entertainment Co. Class A Common Stock (SPHR)

Filing Manager
CITADEL ADVISORS LLC
Reporting Manager
Kenneth Griffin
Security
Sphere Entertainment Co. Class A Common Stock
Symbol
SPHR
Shares outstanding
28,596,821 shares
Disclosed Ownership
1,115,276 shares
Ownership
3.9%
Form type
SCHEDULE 13G/A
Filing time
15 May 2025, 17:38:19 UTC
Date of event
31 Mar 2025
SEC
View on sec.gov

Quoteable Key Fact

"CITADEL ADVISORS LLC disclosed 3.9% ownership in Sphere Entertainment Co. Class A Common Stock (SPHR) on 31 Mar 2025."

Quick Takeaways

  • CITADEL ADVISORS LLC filed SCHEDULE 13G/A for Sphere Entertainment Co. Class A Common Stock (SPHR).
  • Disclosed ownership: 3.9%.
  • Date of event: 31 Mar 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 15 May 2025, 17:38.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Citadel Advisors LLC 2.5% 730,928 0 730,928 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Advisors Holdings LP 2.5% 730,928 0 730,928 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel GP LLC 2.5% 730,928 0 730,928 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities LLC 0.9% 247,044 0 247,044 /s/ Guy Miller Guy Miller, Authorized Signatory
Citadel Securities Group LP 1.3% 384,348 0 384,348 /s/ Guy Miller Guy Miller, Authorized Signatory
Citadel Securities GP LLC 1.3% 384,348 0 384,348 /s/ Guy Miller Guy Miller, Authorized Signatory
Kenneth Griffin 3.9% 1,115,276 0 1,115,276 /s/ Seth Levy Seth Levy, attorney-in-fact*
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