GLIBA β€” GCI Liberty Inc

Ownership history in SOUTHEASTERN ASSET MANAGEMENT INC/TN/  Β·  11 quarters on record

AI Ownership Summary

SOUTHEASTERN ASSET MANAGEMENT INC/TN/ reported GCI Liberty Inc (GLIBA) in 11 quarterly 13F filings from 2025 Q3 through 2025 Q4. Peak portfolio weight reached 0.15% in 2025 Q3. The latest visible filing shows GLIBA at 0.13% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this GLIBA ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was SOUTHEASTERN ASSET MANAGEMENT INC/TN/'s position in GCI Liberty Inc, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

GLIBA was reported at 0.13% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.15% in 2025 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2025 Q3 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

GLIBA stock page SOUTHEASTERN ASSET MANAGEMENT INC/TN/ fund profile SOUTHEASTERN ASSET MANAGEMENT INC/TN/ full holdings
How SOUTHEASTERN ASSET MANAGEMENT INC/TN/ held GLIBA β€” position size vs. price
% of Fund (quarterly)    GLIBA price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 2 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED 80,675 β€” 0% 0.13% $3.0M 2026-02-14 (Est.) $37.86
2025 Q3 REDUCED 80,675 -442,060 -84.6% 0.15% $3.0M 2025-11-14 $33.24
9 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding GLIBA

As of 2025 Q4 β€” sorted by position size

Chieftain Capital Management, Inc. 3Y 7Y 2.84% BISLETT MANAGEMENT, LLC 3Y 7Y 2.1% Diametric Capital, LP 3Y 7Y 0.37% Luxor Capital Group, LP 3Y 7Y 0.33% Empyrean Capital Partners, LP 3Y 7Y 0.13% WITTENBERG INVESTMENT MANAGEMENT, INC. 3Y 7Y 0.11% Hall Kathryn A. 3Y 7Y 0.1% Ursa Fund Management, LLC 3Y 7Y 0.08% Ruane, Cunniff & Goldfarb L.P. 3Y 7Y 0.08% Long Focus Capital Management, LLC 3Y 0.07%

FAQ About SOUTHEASTERN ASSET MANAGEMENT INC/TN/ and GLIBA

These are the practical questions this page is built to answer before you even open the full history table.

How long has SOUTHEASTERN ASSET MANAGEMENT INC/TN/ reported owning GLIBA?

SOUTHEASTERN ASSET MANAGEMENT INC/TN/ reported GLIBA across 2 quarterly 13F filings, from 2025 Q3 through 2025 Q4.

What was the largest reported GLIBA position in SOUTHEASTERN ASSET MANAGEMENT INC/TN/'s portfolio?

The largest reported portfolio weight for GLIBA was 0.15% in 2025 Q3.

What is the latest reported GLIBA position on this page?

The most recent filing on this page is 2025 Q4, when SOUTHEASTERN ASSET MANAGEMENT INC/TN/ reported 80,675 shares, equal to 0.13% of portfolio, with an estimated market value of $3.0M.

What does the chart on this GLIBA ownership page compare?

The chart compares SOUTHEASTERN ASSET MANAGEMENT INC/TN/'s quarterly GLIBA portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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