Longleaf Partners Portfolio - Sep 30, 2025

Published:
Last Updated:

Longleaf Partners, Mason Hawkins, has built a diversified portfolio of 46 publicly traded holdings with a total market value of $2.0B as of Sep 30, 2025. This comprehensive analysis examines the latest 13F filing data to understand the investment strategy and recent portfolio adjustments.

The portfolio demonstrates a diversified approach to stock selection, with the top holding representing 7.8% of the total portfolio value. The top 5 holdings account for 30.5% of the overall portfolio allocation.

Recent portfolio activity shows 10 significant position adjustments, indicating active portfolio management and strategic repositioning. These changes reflect the investor's response to market conditions and evolving investment thesis.

Portfolio Statistics

46
Total Holdings
$2.0B
Portfolio Value
Sep 30, 2025
Latest Filing
7.8%
Largest Position

Top Holdings Analysis

The portfolio's top holdings reveal the investor's core investment thesis and sector preferences. The largest position in CNX RES CORP (CNX) represents 7.8% of the total portfolio, valued at $152.7M.

Rank Symbol Company Value Portfolio % Change
1 CNX CNX RES CORP $152.7M 7.8% +6.5%
2 MAT MATTEL INC $137.4M 7.0% +13.0%
3 RYN RAYONIER INC $119.3M 6.1% -33.4%
4 KHC KRAFT HEINZ CO $94.7M 4.8% -1.0%
5 IAC IAC INC $94.3M 4.8% -5.6%

For a complete analysis of all holdings and detailed portfolio breakdown by sector and market cap, visit our comprehensive holdings page.

Recent Portfolio Activity

Recent portfolio adjustments provide insights into the investor's evolving strategy and market outlook. The following table shows the top 10 most significant position changes from recent reporting periods (out of 155 total transactions), sorted by the magnitude of change.

For a complete history of all portfolio transactions and detailed activity analysis, visit our comprehensive activity page.

Symbol Company Quantity Change Date Action
AVTR Avantor, Inc. +5,149,420 Sep 30, 2025 BUY
RYN Rayonier Inc. REIT +4,496,725 Sep 30, 2025 BUY
MLCO Melco Resorts & Entertainment L -4,386,852 Sep 30, 2025 SELL
WEST Westrock Coffee Company -2,670,176 Sep 30, 2025 SELL
00183L201 ANGI -2,067,648 Sep 30, 2025 SELL
DINO HF Sinclair Corporation -1,751,822 Sep 30, 2025 SELL
ACI Albertsons Companies, Inc. +1,481,692 Sep 30, 2025 BUY
PK Park Hotels & Resorts Inc. -1,337,878 Sep 30, 2025 SELL
PCH PotlatchDeltic Corporation - Co +1,175,507 Sep 30, 2025 BUY
TIGO Millicom -1,037,634 Sep 30, 2025 SELL

Investment Strategy Insights

Longleaf Partners's investment approach can be analyzed through several key metrics. The portfolio's concentration in top holdings suggests a diversified investment strategy, with significant positions in companies that align with the investor's long-term thesis.

The largest position in CNX RES CORP (CNX) demonstrates strong conviction in this particular investment opportunity. Recent activity shows a increase of 6.5% in this position, indicating active portfolio management and strategic positioning.

Portfolio turnover can be assessed through recent activity patterns. The 10 most significant transactions shown here (out of 155 total transactions) suggest a highly active approach to portfolio management, with frequent strategic adjustments and position changes.

Additional Analysis

Complete Holdings

View all 46 holdings with detailed analysis

Trading Activity

Track all portfolio transactions and position changes

Performance Metrics

Analyze profit, winning trades, and investment returns

Sector Allocation

Analyze portfolio breakdown by sector and industry

Longleaf Partners's portfolio as of Sep 30, 2025 reflects a strategic approach to equity investing with 46 holdings valued at $2.0B. The concentrated position in CNX RES CORP and other top holdings demonstrates the investor's confidence in specific investment themes and long-term value creation opportunities. Recent activity indicates ongoing portfolio optimization and strategic repositioning.

For the most current portfolio data and detailed analysis, refer to the latest SEC 13F filings and our comprehensive holdings and activity pages, which are updated regularly with the latest filing information.

Other Investor Portfolios