Mason Hawkins Longleaf Partners Top Holdings Analysis March 2026
A detailed look at Mason Hawkins' top holdings as of March 31, 2026, including significant changes in share counts for key holdings.

As of March 31, 2026, Mason Hawkins, managing director at Longleaf Partners, has demonstrated a strategic focus on specific sectors within his investment portfolio. His top holdings, representing approximately 45.5% of the total portfolio value of $1.96 billion, showcase a preference for Real Estate, Consumer Cyclical, and Healthcare stocks, while also including exposure to Energy and Industrials. For comprehensive insights into Mason Hawkins' investment profile, you can visit his profile on Insiderset: Mason Hawkins at Longleaf Partners.
Rayonier Inc (RYN), a player in the Real Estate sector, stands as the largest holding in Hawkins' portfolio, accounting for 10.92% allocation. The position saw a substantial increase of 89.52% in shares during the prior period, indicating strong confidence in this investment.
Mattel Inc (MAT), another Consumer Cyclical stock, holds the second-largest allocation at 9.16%. Hawkins' stake in this toy company has also grown significantly, with a 49.49% increase in shares over the prior period.
IAC Inc (IAC) represents a 7.92% allocation to the Communication Services sector. While the share increase was modest at 0.84% during the prior period, the position remains a notable component of the portfolio.
CNX Res Corp (CNX), involved in the Energy sector, holds a 7.61% allocation. However, Hawkins reduced his position in this energy company, with a 15.24% decrease in shares during the prior period.
Albertsons Cos Inc (ACI) is positioned as a key Consumer Defensive holding, representing 6.22% of the portfolio. This stake has seen significant growth, with a 20.32% increase in shares during the prior period.
Regeneron Pharmaceuticals (REGN), a prominent Healthcare stock, holds a 4.97% allocation. Hawkins has reduced his position in this pharmaceutical company, experiencing an 21.19% decrease in shares during the prior period.
Kraft Heinz Co (KHC) is another Consumer Defensive holding at 4.37% allocation. The position saw a reduction, with a 12.02% decline in shares during the prior period.
While the portfolio includes FedEx Corp (FDX) at 4.34% in Industrials and Fortune Brands Innovations (FBIN) at 4.13% also in Industrials, the top five holdings alone account for nearly 43% of the portfolio. For detailed analysis of each stock in Hawkins' portfolio, explore the individual stock pages on Insiderset: RYN, MAT, IAC, CNX, ACI, REGN, KHC, FDX, FBIN, MGM.
MGM Resorts International (MGM), a Consumer Cyclical holding at 3.03% allocation, also experienced a reduction in the prior period, with an 18.22% decrease in shares.