Mason Hawkins' Q1 2026 Portfolio Highlights Major Share Increases and Decreases
Longleaf Partners' Mason Hawkins saw significant share increases in Real Estate, Consumer Cyclical, and Consumer Defensive stocks, while exiting positions in Healthcare, Consumer Defensive, Industrials, and Consumer Cyclical holdings.

As of March 31, 2026, Mason Hawkins' portfolio managed by Longleaf Partners totals approximately $1.96 billion, reflecting notable quarterly shifts across various sectors.
Holdings in Real Estate, Consumer Cyclical, and Consumer Defensive sectors showed substantial share increases during the quarter:
- RAYONIER INC (RYN) saw an 89.52% increase in shares, now comprising 10.92% of the portfolio.
- MATTEL INC (MAT) increased its stake by 49.49%, now representing 9.16% of assets.
- ALBERTSONS COS INC (ACI) added shares with a 20.32% increase, now accounting for 6.22% of the portfolio.
- FORTUNE BRANDS INNOVATIONS I (FBIN) increased its position by 82.78%, now making up 4.13% of the holdings.
Conversely, the portfolio saw exits from several positions during the quarter:
- REGENERON PHARMACEUTICALS (REGN) experienced an 18.22% decrease in shares.
- KRAFT HEINZ CO (KHC) saw a 12.02% reduction in its stake.
- FEDEX CORP (FDX) had a 31.08% decrease in holdings.
- MGM RESORTS INTERNATIONAL (MGM) saw an 18.22% reduction in its position.
These changes reflect quarterly adjustments across sectors including Real Estate, Consumer Cyclical, Communication Services, Energy, Healthcare, Consumer Defensive, and Industrials.
For more detailed analysis of Mason Hawkins' investment strategy, visit Longleaf Partners' Mason Hawkins profile.