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LIBERTY MEDIA CORP DEL (FWONA)

Name: LIBERTY MEDIA CORP DEL (FWONA) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Telecom & Media · SEC CIK 0001560385 · EDGAR filings · Updated 2026-07-15

LIBERTY MEDIA CORP DEL (FWONA) has 606 institutional managers reporting positions valued at $18.7B per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01).

Institutional managers

606

Reported 13F value

$18.7B

Insider activity

129 trans.

−$60.3M net selling

Data flags

1 active

from SEC filings

Latest updates

2026-07-15 — Current report (8-K) filed
2026-06-18 — Current report (8-K) filed
2026-06-16 — Insider transaction reported (Form 4)
2026-05-28 — Insider transaction reported (Form 4)
2026-05-27 — Notice of proposed sale filed (Form 144)
2026-05-12 — 8-A12B/A filed
2026-05-12 — Current report (8-K) filed
2026-05-12 — SCHEDULE 13G filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, LIBERTY MEDIA CORP DEL has 606 institutional holders.

#	Institution	Reported value	% of tracked total
1	BlackRock, Inc.	$1.19B	6.4%
2	JANUS HENDERSON GROUP PLC	$925.3M	4.9%
3	VANGUARD CAPITAL MANAGEMENT LLC	$853.1M	4.6%
4	VANGUARD PORTFOLIO MANAGEMENT LLC	$795.0M	4.3%
5	PRINCIPAL FINANCIAL GROUP INC	$759.6M	4.1%
6	MORGAN STANLEY	$730.6M	3.9%
7	T. Rowe Price Investment Management, Inc.	$692.5M	3.7%
8	Ruane, Cunniff & Goldfarb L.P.	$455.5M	2.4%
9	Jericho Capital Asset Management L.P.	$446.2M	2.4%
10	STATE STREET CORP	$432.3M	2.3%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 129 transactions (0 buys, 23 sells) across 11 reporting insiders, with a net reported value of −$60.3M.

Quarterly net insider value, as reported in Form 4 filings.

Data flags from SEC filings

Active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), most recently filed 2025-12-15 (recurring since 2023-06-30) — source filing. The authoritative details are those stated in the filing itself.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-15.