Mason Hawkins – Longleaf Partners Portfolio Activity & Recent Trades (Sep 30, 2025)
As of Sep 30, 2025, the Longleaf Partners portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on Nov 14, 2025. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.
During Q3 2025, the filing reported:
New Buys – Avantor, Inc., Rayonier Inc. REIT, Constellation Brands, Inc.
Increases – Albertsons Companies, Inc., ACM Research, Inc., Alexander's, Inc., CNX Resources Corporation, Enovis Corporation, and 7 more
Reductions – Bio-Rad Laboratories, Inc., CNH Industrial, Walt Disney Company (The), Fortune Brands Innovations, Inc, FedEx Corporation, and 16 more
Complete Exits – ANGI, HF Sinclair Corporation, Oscar Health, Inc., Park Hotels & Resorts Inc., Millicom, and 1 more
These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.
| Date | Symbol | Type | Change Qty |
|---|---|---|---|
Q3 2025 | 00183L201 ANGI | Sell - Position Exit | -2,067,648 |
Q3 2025 | ACI Albertsons Companies, Inc. | Buy | +1,481,692 |
Q3 2025 | ACMR ACM Research, Inc. | Buy | +299,943 |
Q3 2025 | ALX Alexander's, Inc. | Buy | +59,209 |
Q3 2025 | AVTR Avantor, Inc. | Buy - Position Entry | +5,149,420 |
Q3 2025 | BIO Bio-Rad Laboratories, Inc. | Sell | -78,031 |
Q3 2025 | CNH CNH Industrial | Sell | -44,439 |
Q3 2025 | CNX CNX Resources Corporation | Buy | +289,873 |
Q3 2025 | DINO HF Sinclair Corporation | Sell - Position Exit | -1,751,822 |
Q3 2025 | DIS Walt Disney Company (The) | Sell | -4,470 |
Q3 2025 | ENOV Enovis Corporation | Buy | +17,878 |
Q3 2025 | FBIN Fortune Brands Innovations, Inc | Sell | -15,713 |
Q3 2025 | FDX FedEx Corporation | Sell | -5,156 |
Q3 2025 | FIS Fidelity National Information S | Sell | -323,148 |
Q3 2025 | G27907107 Dole | Sell | -515,436 |
Q3 2025 | G9618E107 White Mountains | Buy | +10,558 |
Q3 2025 | GHC Graham Holdings Company | Sell | -7,542 |
Q3 2025 | H Hyatt Hotels Corporation | Sell | -296,984 |
Q3 2025 | HDB HDFC Bank Limited | Buy | +10,780 |
Q3 2025 | HTHT H World Group Limited | Sell | -19,894 |
Q3 2025 | IAC IAC Inc. | Sell | -163,469 |
Q3 2025 | KHC The Kraft Heinz Company | Sell | -36,887 |
Q3 2025 | KSPI Joint Stock Company Kaspi.kz - | Sell | -10,362 |
Q3 2025 | LYV Live Nation Entertainment, Inc. | Sell | -3,706 |
Q3 2025 | MAT Mattel, Inc. | Buy | +941,031 |
Q3 2025 | MGM MGM Resorts International | Sell | -27,102 |
Q3 2025 | MLCO Melco Resorts & Entertainment L | Sell | -4,386,852 |
Q3 2025 | OMI Owens & Minor, Inc. | Buy | +98,260 |
Q3 2025 | OSCR Oscar Health, Inc. | Sell - Position Exit | -881,857 |
Q3 2025 | PCH PotlatchDeltic Corporation - Co | Buy | +1,175,507 |