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Built from publicly disclosed institutional and insider activity. Informational purposes only - not investment advice.OpenStocks · v0.1
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  3. Southeastern Asset (Longleaf)
  • Overview
  • Portfolio53
  • Performance40Q
  • Options
  • Activity1.2k
  • News

Southeastern Asset

Longleaf
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  • Asset Manager · CIK 0000807985
  • Mid-Size Fund

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 60.2% since 2016Q1. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Track Southeastern's filingsView holdings↓
Portfolio
$2.25B
Positions
53
Quarter
2025Q4
Filings tracked
40
Since filing+60.2%Full performance →
Quarter
2025Q42025Q32025Q22025Q12024Q42024Q32024Q22024Q12023Q42023Q32023Q22023Q1
Capital flow per quarter
BuysSellsNet
+$1.51B+$754M$0-$754M-$1.51B'19Q3'19Q4'20Q1'20Q2'20Q3'20Q4'21Q1'21Q2'21Q3'21Q4'22Q1'22Q2'22Q3'22Q4'23Q1'23Q2
Latest · 2023Q2
-$259M
Lifetime buys
$7.94B
Lifetime sells
$11.29B

Quarter activity

What changed in 2023Q2 - net new, added, trimmed, exited.
New positions4 names
  • BIOBIO RAD LABS INC
    +325,519
    $123.4M
  • KNFKNIFE RIVER CORP
    +763,372
    $33.2M
  • IMKTAINGLES MKTS INC
    +268,256
    $22.2M
  • DEIDOUGLAS EMMETT INC
    +1,618,477
    $20.3M
Added to6 names
  • LYVLIVE NATION ENTERTAINMENT IN
    +969,716
    $88.4M
  • WMGWARNER MUSIC GROUP CORP
    +1,508,706
    $39.4M
  • FISFIDELITY NATL INFORMATION SV
    +222,967
    $12.2M
  • SAMBOSTON BEER INC
    +18,724
    $5.8M
  • N20944CNH INDL N V
    +285,237
    $4.1M
  • FDXFEDEX CORP
    +8,206
    $2.0M
Trimmed25 names
  • GOOGALPHABET INC
    −829,951
    $100.4M
  • 531229LIBERTY MEDIA CORP DEL
    −1,073,750
    $42.5M
  • OSCROSCAR HEALTH INC
    −5,010,863
    $40.4M
  • MATMATTEL INC
    −1,942,421
    $38.0M
  • GEGENERAL ELECTRIC CO
    −300,365
    $33.0M
  • HHYATT HOTELS CORP
    −273,029
    $31.3M
  • CNXCNX RES CORP
    −1,599,627
    $28.3M
  • MGMMGM RESORTS INTERNATIONAL
    −497,301
    $21.8M
  • G54050LAZARD LTD
    −524,667
    $16.8M
  • WESTWESTROCK COFFEE CO
    −1,528,930
    $16.6M
  • ESRTEMPIRE ST RLTY TR INC
    −2,150,978
    $16.1M
  • G9618EWHITE MTNS INS GROUP LTD
    −11,316
    $15.7M
  • + 13 more…
Exited4 names
  • LUMNLUMEN TECHNOLOGIES INC
    −32,090,038
    $85.0M
  • JOYYJOYY INC
    −770,815
    $24.0M
  • VMEO*VIMEO INC
    −6,245,394
    $23.9M
  • G7496GRENAISSANCERE HLDGS LTD
    −8,830
    $1.8M

Recent transactions

Last 20 moves
ADD
M
Southeastern Asset (Longleaf) added to MGM
MGM RESORTS INTERNATIONAL
+285,367
~$36.49 · 2025Q4
2026-02-13
TRIM
A
Southeastern Asset (Longleaf) trimmed ACH
OWENS & MINOR INC NEW
−41,925
~$2.80 · 2025Q4
2026-02-13
TRIM
P
Southeastern Asset (Longleaf) trimmed PYPL
PAYPAL HLDGS INC
−5,082
~$58.38 · 2025Q4
2026-02-13
ADD
P
Southeastern Asset (Longleaf) added to PCH
POTLATCHDELTIC CORPORATION
+1,031,209
~$39.78 · 2025Q4
2026-02-13
TRIM
P
Southeastern Asset (Longleaf) trimmed PVH
PVH CORPORATION
−198,463
~$67.02 · 2025Q4
2026-02-13
ADD
R
Southeastern Asset (Longleaf) added to RYN
RAYONIER INC
+1,182,216
~$21.65 · 2025Q4
2026-02-13
ADD
R
Southeastern Asset (Longleaf) added to REGN
REGENERON PHARMACEUTICALS
+21,185
~$771.87 · 2025Q4
2026-02-13
TRIM
R
Southeastern Asset (Longleaf) trimmed RXO
RXO INC
−10,247
~$12.64 · 2025Q4
2026-02-13
TRIM
G
Southeastern Asset (Longleaf) trimmed G8068L108
SHARKNINJA INC
−218,152
~$111.90 · 2025Q4
2026-02-13
TRIM
X
Southeastern Asset (Longleaf) trimmed XPO
XPO LOGISTICS INC
−2,968
~$135.91 · 2025Q4
2026-02-13
ADD
T
Southeastern Asset (Longleaf) added to TRIP
TRIPADVISOR INC
+493,273
~$14.56 · 2025Q4
2026-02-13
ADD
S
Southeastern Asset (Longleaf) added to SHEN
SHENANDOAH TELECOMMUNICATION
+492,056
~$11.56 · 2025Q4
2026-02-13
NEW
F
Southeastern Asset (Longleaf) opened a new position in FISV
FISERV INC
+3,990
~$67.17 · 2025Q4
2026-02-13
NEW
L
Southeastern Asset (Longleaf) opened a new position in LPX
LOUISIANA PAC CORP
+272,123
~$80.76 · 2025Q4
2026-02-13
NEW
N
Southeastern Asset (Longleaf) opened a new position in N5505D105
MAGNUM ICE CREAM CO NV
+1,430,351
~$15.85 · 2025Q4
2026-02-13
NEW
E
Southeastern Asset (Longleaf) opened a new position in EDU
NEW ORIENTAL ED & TECHNOLOGY
+379,561
~$55.03 · 2025Q4
2026-02-13
ADD
A
Southeastern Asset (Longleaf) added to ACMR
ACM RESH INC
+194,494
~$39.45 · 2025Q4
2026-02-13
TRIM
A
Southeastern Asset (Longleaf) trimmed AMG
AFFILIATED MANAGERS GROUP IN
−1,276
~$288.28 · 2025Q4
2026-02-13
ADD
A
Southeastern Asset (Longleaf) added to ACI
ALBERTSONS COS INC
+1,222,843
~$17.17 · 2025Q4
2026-02-13
TRIM
A
Southeastern Asset (Longleaf) trimmed AVTR
AVANTOR INC
−1,600,902
~$11.46 · 2025Q4
2026-02-13