Asset Manager · CIK 0000807985
Southeastern Asset
Longleaf
Southeastern Asset runs Longleaf, an asset manager overseeing $2.25B in disclosed equity holdings (SEC CIK 0000807985). The latest portfolio (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 4.2% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.
Portfolio
$2.25B
Positions
53
Quarter
2025Q4
Filings tracked
40
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
+$233M
Lifetime buys
$4.60B
Lifetime sells
$7.57B
Quarter activity
What changed in 2024Q1 — net new, added, trimmed, exited.
Added to9 names
Trimmed19 names
- PVHPVH CORPORATION−436,135$61.3M
- HHYATT HOTELS CORP−357,676$57.1M
- G8068LSHARKNINJA INC−872,071$54.3M
- OSCROSCAR HEALTH INC−2,646,821$39.4M
- FISVFISERV INC−183,231$29.3M
- FISFIDELITY NATL INFORMATION SV−384,715$28.5M
- MGMMGM RESORTS INTERNATIONAL−461,656$21.8M
- WMGWARNER MUSIC GROUP CORP−535,614$17.7M
- G9618EWHITE MTNS INS GROUP LTD−7,738$13.9M
- ESRTEMPIRE ST RLTY TR INC−1,073,399$10.9M
- AMGAFFILIATED MANAGERS GROUP IN−44,497$7.5M
- LYVLIVE NATION ENTERTAINMENT IN−67,679$7.2M
- + 7 more…
Recent transactions
Last 20 moves
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
NEW
FISERV INC
+3,990
~$67.17 · 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
EMPIRE ST RLTY TR INC
+1,074,096
~$6.52 · 2025Q4
2026-02-13
