Asset Manager · CIK 0000807985

Southeastern Asset

Longleaf
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Southeastern Asset runs Longleaf, an asset manager overseeing $2.25B in disclosed equity holdings (SEC CIK 0000807985). The latest 13F filing (2025Q4) discloses 53 positions across 10 sectors, with the largest positions in CNX, MAT and IAC. On a mark-to-market basis the tracked portfolio has returned 8.9% over the past year. OpenStocks tracks 40 consecutive 13F filings for this manager — every position change, new entry, and exit is logged below.

Portfolio
$2.25B
Positions
53
Quarter
2025Q4
Filings tracked
40
1Y+8.9%3Y+102.5%5Y+75.3%Full performance →
Capital flow per quarter
BuysSellsNet
+$1.38B+$692M$0-$692M-$1.38B'22Q1'22Q2'22Q3'22Q4'23Q1'23Q2'23Q3'23Q4'24Q1'24Q2'24Q3'24Q4'25Q1'25Q2'25Q3'25Q4
Latest · 2025Q4
+$233M
Lifetime buys
$4.26B
Lifetime sells
$7.29B

Quarter activity

What changed in 2025Q2 — net new, added, trimmed, exited.
New positions8 names
  • FBINFORTUNE BRANDS HOME & SEC IN
    +1,031,315
    $53.1M
  • DISDISNEY WALT CO
    +290,330
    $36.0M
  • ANGIANGI INC
    +2,067,648
    $31.6M
  • ACMRACM RESH INC
    +1,185,744
    $30.7M
  • CLWCLEARWATER PAPER CORP
    +937,921
    $25.5M
  • KSPIKASPI KZ JSC
    +188,806
    $16.0M
  • ALXALEXANDERS INC
    +63,503
    $14.3M
  • ACHOWENS & MINOR INC NEW
    +125,400
    $1.1M
Added to13 names
  • PVHPVH CORPORATION
    +764,168
    $52.4M
  • KHCKRAFT HEINZ CO
    +1,212,280
    $31.3M
  • REGNREGENERON PHARMACEUTICALS
    +45,701
    $24.0M
  • SHENSHENANDOAH TELECOMMUNICATION
    +1,378,250
    $18.8M
  • IACIAC INTERACTIVECORP NEW
    +475,488
    $17.8M
  • TRIPTRIPADVISOR INC
    +862,695
    $11.3M
  • MLCOMELCO RESORTS AND ENTMNT LTD
    +1,335,986
    $9.7M
  • ESRTEMPIRE ST RLTY TR INC
    +1,073,122
    $8.7M
  • MATMATTEL INC
    +381,331
    $7.5M
  • PCHPOTLATCHDELTIC CORPORATION
    +135,892
    $5.2M
  • G9618EWHITE MTNS INS GROUP LTD
    +2,610
    $4.7M
  • G27907DOLE PLC
    +96,027
    $1.3M
  • + 1 more…
Trimmed21 names
  • AMGAFFILIATED MANAGERS GROUP IN
    472,933
    $93.1M
  • DINOHF SINCLAIR CORPORATION
    916,856
    $37.7M
  • L6388FMILLICOM INTL CELLULAR S A
    980,339
    $36.7M
  • ACIALBERTSONS COS INC
    1,605,998
    $34.5M
  • FISFIDELITY NATL INFORMATION SV
    348,426
    $28.4M
  • OSCROSCAR HEALTH INC
    1,214,928
    $26.0M
  • WESTWESTROCK COFFEE CO
    2,209,751
    $12.7M
  • HHYATT HOTELS CORP
    84,507
    $11.8M
  • GHCGRAHAM HLDGS CO
    12,258
    $11.6M
  • CNXCNX RES CORP
    323,422
    $10.9M
  • PKPARK HOTELS & RESORTS INC
    973,100
    $10.0M
  • BATRKATLANTA BRAVES HLDGS INC
    180,003
    $8.4M
  • + 9 more…
Exited2 names
  • HHHHOWARD HUGHES HOLDINGS INC
    217,395
    $16.1M
  • GOOGALPHABET INC
    6,527
    $1.0M

Recent transactions

Last 20 moves
ADD
GCI LIBERTY INC
+457,419
~$37.21 · 2025Q4
2026-02-13
TRIM
HDFC BANK LTD
39,412
~$36.54 · 2025Q4
2026-02-13
TRIM
FIDELITY NATL INFORMATION SV
3,960
~$66.46 · 2025Q4
2026-02-13
ADD
FORTUNE BRANDS HOME & SEC IN
+162,501
~$50.02 · 2025Q4
2026-02-13
TRIM
ENOVIS CORPORATION
10,203
~$26.64 · 2025Q4
2026-02-13
ADD
GRAHAM HLDGS CO
+364
~$1098.60 · 2025Q4
2026-02-13
ADD
DISNEY WALT CO
+31,315
~$113.77 · 2025Q4
2026-02-13
TRIM
15,258
~$288.86 · 2025Q4
2026-02-13
NEW
Southeastern Asset (Longleaf) opened a new position in FISV
FISERV INC
+3,990
~$67.17 · 2025Q4
2026-02-13
TRIM
16,805
~$36.77 · 2025Q4
2026-02-13
ADD
ACM RESH INC
+194,494
~$39.45 · 2025Q4
2026-02-13
TRIM
1,600,902
~$11.46 · 2025Q4
2026-02-13
TRIM
BIO RAD LABS INC
9,624
~$302.99 · 2025Q4
2026-02-13
TRIM
AFFILIATED MANAGERS GROUP IN
1,276
~$288.28 · 2025Q4
2026-02-13
ADD
CLEARWATER PAPER CORP
+443,009
~$17.40 · 2025Q4
2026-02-13
ADD
ALBERTSONS COS INC
+1,222,843
~$17.17 · 2025Q4
2026-02-13
ADD
BOSTON BEER INC
+38,759
~$195.13 · 2025Q4
2026-02-13
ADD
EMPIRE ST RLTY TR INC
+1,074,096
~$6.52 · 2025Q4
2026-02-13
TRIM
CARDINAL HEALTH INC
1,995
~$205.50 · 2025Q4
2026-02-13
TRIM
HUAZHU GROUP LTD
645,490
~$47.05 · 2025Q4
2026-02-13