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Lansdowne Partners: 13F holdings, Q2 2026

Concentrated value · SEC EDGAR filings (CIK 0001608485) · Explore on the interactive board

Lansdowne Partners disclosed 26 US equity positions worth $2.9bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is TSM at 36.3% of the reported book, followed by ARM, ADI. The top ten holdings are 95.2% of the book, and the portfolio behaves like about 5 equal-weight positions. Versus the prior filing it opened 5 new positions, added to 9, reduced 10 and exited 1.

$2.9bnreported US equity book
26positions
36.3%largest position
95.2%top 10 weight
4.77effective positions (1/HHI)
48quarters on file since Q2 2014

What does Lansdowne Partners own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 5 new, 9 added, 10 reduced, 1 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 TSM TAIWAN SEMICONDUCTOR MANUFAC Technology 36.3%$1.1bn1,475,803 10% added
2 ARM ARM HOLDINGS PLC Technology 22.4%$656.0m1,072,493 15% added
3 ADI ANALOG DEVICES INC Technology 13.5%$395.4m574,537 -13% reduced
4 DAL DELTA AIR LINES INC Industrials 5.5%$159.7m2,471,261 -1% reduced
5 UAL UNITED AIRLS HLDGS INC Industrials 4.6%$135.9m1,549,179 1% added
6 LIN LINDE PLC Basic Materials 4.2%$123.8m238,619 -47% reduced
7 SLB SLB LIMITED Energy 3.1%$89.6m2,560,073 -13% reduced
8 BKR BAKER HUGHES COMPANY Energy 2.1%$61.8m2,494,112 6087% added
9 AMZN AMAZON COM INC Consumer Cyclical 2.1%$61.6m132,969 71% added
10 IONQ IONQ INC Technology 1.3%$39.1m966,433 21% added
11 GOLF ACUSHNET HLDGS CORP Consumer Cyclical 1.0%$30.4m513,572 -2% reduced
12 ETN EATON CORP PLC Industrials 0.9%$27.7m33,865 -74% reduced
13 SW SMURFIT WESTROCK PLC Consumer Cyclical 0.5%$16.1m347,795 -81% reduced
14 B BARRICK MNG CORP Basic Materials 0.5%$15.1m411,335 20% added
15 NVT NVENT ELEC PLC Industrials 0.4%$12.1m71,122 new
16 A AGILENT TECHNOLOGIES INC Healthcare 0.4%$11.8m88,569 new
17 ROK ROCKWELL AUTOMATION INC Industrials 0.3%$7.7m9,146 -35% reduced
18 MDT MEDTRONIC PLC Healthcare 0.2%$6.9m88,839 0% held
19 SENSATA TECHNOLOGIES HLDG PL 0.2%$6.7m140,290 new
20 TXN TEXAS INSTRS INC Technology 0.1%$3.4m92,578 1% added
21 TECK TECK RESOURCES LTD Basic Materials 0.1%$1.8m310,564 -85% reduced
22 AEM AGNICO EAGLE MINES LTD Basic Materials 0.0%$720.9k4,647 0% held
23 MAR MARRIOTT INTL INC NEW Consumer Cyclical 0.0%$469.9k1,268 -10% reduced
24 LAMR LAMAR ADVERTISING CO Real Estate 0.0%$285.1k1,828 new
25 OUT OUTFRONT MEDIA INC Real Estate 0.0%$281.1k8,581 new
26 RAL RALLIANT CORP Technology 0.0%$275.1k197,849 1% added

What did Lansdowne Partners sell? Positions exited since the previous filing

StockPrior weightPrior value
ALC ALCON AG100.0%$10.1m

Sector mix

SectorWeight
Technology73.7%
Industrials11.7%
Energy5.2%
Basic Materials4.8%
Consumer Cyclical3.7%
Healthcare0.6%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 202667$2.9bn
Q1 202665$1.9bn
Q4 202571$1.5bn
Q3 202554$1.4bn
Q2 202551$985.7m
Q1 202547$927.9m
Q4 202457$2.1bn
Q3 202458$2.0bn
Q2 202462$1.2bn
Q1 202471$1.4bn
Q4 202374$1.1bn
Q3 202381$1.7bn
Q2 202355$1.0bn
Q1 202354$826.2m
Q4 202242$652.8m
Q3 202247$578.6m

Earliest filing: Q2 2014 · 48 quarters on file

How concentrated is Lansdowne Partners's portfolio?

Across every quarter Lansdowne Partners has filed, its median largest position is 22.2% of the book and its median top-ten weight is 91.0%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 347 completed holding spells, the median lasted 2.0 quarters; 26 positions are still open and their final length is unknown.