Longleaf Partners

Mason Hawkins

Period

Q1 2026

Portfolio Date

Mar 31, 2026

Stocks Held

49

Market Value

$2.0B

Portfolio Analysis

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I. Institutional Overview

As of the first quarter of 2026, the investment landscape witnessed a significant series of maneuvers from Longleaf Partners, the storied investment firm led by the venerable value investor Mason Hawkins. This report provides a comprehensive analysis of the institutional holdings and strategic shifts executed by Longleaf Partners for the period ending March...

The total reported market value of the Longleaf Partners portfolio stands at approximately $2.03 billion. While this figure represents the equity-only portion of their assets under management (AUM) as disclosed in the 13F filing, it serves as a critical barometer for the firm's current market positioning and capital allocation priorities. When examining the...

The investment style of Mason Hawkins is characterized by a "bottom-up" search for companies trading at a significant discount to their intrinsic value—what the firm often refers to as "corporate worth." This quarter's data suggests a psychological portrait of an institutional investor that is currently in a phase of aggressive consolidation and refinement....

Based on the latest available 13F filing.

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Holdings Value Trend

Q2 2024

Q3 2024

Q4 2024

Q1 2025

Q2 2025

Q3 2025

Q4 2025

Q1 2026

Historical Positions

SymbolQ1 2026Q4 2025Q3 2025Q2 2025
RYN10.9%5.5%6.1%-
MAT9.2%7.6%7.0%7.2%
IAC7.9%7.0%4.8%5.5%
CNX7.6%7.8%7.8%7.6%
ACI6.2%4.7%4.4%3.8%
REGN5.0%5.7%4.2%4.3%
KHC4.4%4.8%4.8%4.8%
FDX4.3%4.6%4.5%4.3%
FBIN4.1%---
MGM3.0%3.3%--

Post-Filing Contributors

Price change since reported price, ranked by portfolio contribution

ACMR+133.04%
PVH+17.27%
BATRK+20.61%
MAT+0.89%
FDX-5.10%

Post-Filing Detractors

Price change since reported price, ranked by portfolio contribution

GLIBK-42.54%
CNX-16.71%
REGN-20.86%
FBIN+10.24%
RYN+1.16%

Sector Analysis

Energy7.6%
Materials1.1%
Financials2.2%
Healthcare8.7%
Technology4.3%
Industrials10.6%
Real Estate13.7%
Consumer Staples17.9%

Trading Summary

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