Filing Manager
JANUS HENDERSON GROUP PLC
Reporting Manager
JANUS HENDERSON GROUP PLC
Symbol
FWONK
Shares outstanding
221,926,705 shares
Disclosed Ownership
13,537,529 shares
Ownership
6.1%
Form type
SCHEDULE 13G/A
Filing time
14 Aug 2025, 11:16:36 UTC
Date of event
30 Jun 2025
Previous filing
14 May 2025
Next filing
14 Nov 2025

Quoteable Key Fact

"JANUS HENDERSON GROUP PLC disclosed 6.1% ownership in LIBERTY MEDIA CORPORATION Series C Liberty Formula One Common Stock (FWONK) on 30 Jun 2025."

Quick Takeaways

  • JANUS HENDERSON GROUP PLC filed SCHEDULE 13G/A for LIBERTY MEDIA CORPORATION Series C Liberty Formula One Common Stock (FWONK).
  • Disclosed ownership: 6.1%.
  • Date of event: 30 Jun 2025.

What Changed

  • Previous schedule filing date: 14 May 2025.
  • Current filing was accepted on 14 Aug 2025, 11:16.

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 (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
JANUS HENDERSON GROUP PLC 6.1% 13,537,529 0 13,537,529 Kristin Mariani Head of North America Compliance, CCO