Blue Whale Capital LLP

Fundamental concentrated ★Highest signal CIK 1801547
League rank
#195
in Fundamental concentrated · #328 overall
Long book
$2.10B
Q1 2026
Positions
26
Top-10 weight
72%
concentration
Last quarter
+24.7%
SPY +14.8%
Turnover
28%
of book per quarter

Strategy in plain words

auto-generated from filings

Blue Whale Capital LLP is a concentrated fundamental stock-picker, running a $2.10B US long book across 26 positions.

The portfolio is concentrated: the top 10 names carry 72% of the portfolio. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: LAM RESEARCH CORP, NVIDIA CORP, MOTOROLA SOLUTIONS INC, LUMENTUM HOLDINGS INC, TAIWAN SEMICONDUCTOR-SP ADR.

Over the last 9 quarters its long book ran on average 4.3pp per quarter ahead of the S&P 500, beating the index in 7 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+9.6%
Q2 2024
-1.9%
Q3 2024
+4.4%
Q4 2024
-10.1%
Q1 2025
+29.1%
Q2 2025
+13.9%
Q3 2025
+4.8%
Q4 2025
+4.1%
Q1 2026
+24.7%

Sector allocation

Technology
53%
Industrials
19%
Healthcare
7%
Financials
6%
Services media
5%
Materials
4%
Utilities
2%
Other
2%

Long book by quarter

$947.3M
Q1 2024
$1.05B
Q2 2024
$1.28B
Q3 2024
$1.35B
Q4 2024
$1.24B
Q1 2025
$1.53B
Q2 2025
$1.81B
Q3 2025
$1.95B
Q4 2025
$2.10B
Q1 2026

What does Blue Whale own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
LRCX LAM RESEARCH CORPIndustrials1.3M$275.7M13.1%-9.3%
NVDA NVIDIA CORPTechnology1.6M$275.0M13.1%+19.0%
MSI MOTOROLA SOLUTIONS INCTechnology380.8K$165.3M7.9%+439.0%
LITE LUMENTUM HOLDINGS INCTechnology212.1K$149.0M7.1%+52.3%
AVGO BROADCOM INCTechnology439.5K$136.0M6.5%+23.5%
VRT VERTIV HOLDINGS CO-ATechnology456.3K$114.3M5.4%-49.2%
HON HONEYWELL INTERNATIONAL INCIndustrials429.6K$97.1M4.6%+152.3%
NEM NEWMONT CORPMaterials766.5K$83.0M3.9%-26.3%
LLY ELI LILLY & COHealthcare88.2K$81.1M3.9%+52.4%
SNDK SANDISK CORPTechnology114.6K$72.8M3.5%New
APP APPLOVIN CORP-CLASS ATechnology149.1K$59.3M2.8%+43.5%
UBER UBER TECHNOLOGIES INCServices media782.5K$56.3M2.7%-27.1%
IBKR INTERACTIVE BROKERS GRO-CL AFinancials714.2K$47.9M2.3%+24.4%
RGEN REPLIGEN CORPHealthcare404.2K$47.6M2.3%+31.0%
WM WASTE MANAGEMENT INCUtilities203.6K$46.8M2.2%New
QXO QXO INCConsumer discretionary1.8M$35.8M1.7%New
FICO FAIR ISAAC CORPServices media31.7K$33.8M1.6%New
GOOGL ALPHABET INC-CL ATechnology116.0K$33.4M1.6%New
SCHW SCHWAB (CHARLES) CORPFinancials333.1K$31.3M1.5%+34.2%
STXN SEAGATE TECHNOLOGY HOLDINGS—77.1K$30.2M1.4%-48.0%
DHR DANAHER CORPTechnology153.9K$29.2M1.4%-32.1%
APO APOLLO GLOBAL MANAGEMENT INCFinancials223.3K$24.9M1.2%-52.7%
ARES ARES MANAGEMENT CORP - AFinancials186.3K$20.3M1.0%-56.1%
PPB FLUTTER ENTERTAINMENT PLC-DI—152.3K$15.5M0.7%-80.7%
PM PHILIP MORRIS INTERNATIONALConsumer staples18.2K$3.0M0.1%-94.0%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 14, 202626$2.10B canonicalSEC ↗
Q4 202513F-HRFeb 13, 202624$1.95B canonicalSEC ↗
Q3 202513F-HRNov 13, 202523$1.81B canonicalSEC ↗
Q2 202513F-HRAug 13, 202520$1.53B canonicalSEC ↗
Q1 202513F-HRMay 14, 202521$1.24B canonicalSEC ↗
Q4 202413F-HRFeb 13, 202519$1.35B canonicalSEC ↗
Q3 202413F-HRNov 13, 202420$1.28B canonicalSEC ↗
Q2 202413F-HRAug 13, 202419$1.05B canonicalSEC ↗
Q1 202413F-HRMay 14, 202416$947.3M canonicalSEC ↗

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