Bronte Capital Management Pty Ltd.

Fundamental concentrated ★Highest signal CIK 1471085
League rank
#680
in Fundamental concentrated · #4610 overall
Long book
$940.9M
Q1 2026
Positions
51
Top-10 weight
74%
concentration
Last quarter
+10.6%
SPY +14.8%
Turnover
19%
of book per quarter

Strategy in plain words

auto-generated from filings

Bronte Capital Management Pty Ltd. is a concentrated fundamental stock-picker, running a $940.9M US long book across 51 positions.

The portfolio is concentrated: the top 10 names carry 74% of the portfolio. Turnover is modest: positions are typically held for years. Current anchor positions: REGENERON PHARMACEUTICALS, ALPHABET INC-CL A, INTERACTIVE BROKERS GRO-CL A, BERKSHIRE HATHAWAY INC-CL B, VISA INC-CLASS A SHARES.

Over the last 9 quarters its long book ran on average 0pp per quarter ahead of the S&P 500, beating the index in 5 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
+5.8%
Q2 2024
+3.2%
Q3 2024
+0.4%
Q4 2024
-2.7%
Q1 2025
+6.3%
Q2 2025
+8.6%
Q3 2025
+11.4%
Q4 2025
-3.2%
Q1 2026
+10.6%

Sector allocation

Financials
29%
Healthcare
22%
Technology
18%
Consumer staples
14%
Consumer discretionary
12%
Services media
4%
Materials
2%

Long book by quarter

$1.20B
Q1 2024
$1.28B
Q2 2024
$1.23B
Q3 2024
$1.27B
Q4 2024
$1.23B
Q1 2025
$1.27B
Q2 2025
$1.11B
Q3 2025
$956.8M
Q4 2025
$940.9M
Q1 2026

What does Bronte Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
REGN REGENERON PHARMACEUTICALSHealthcare172.8K$133.5M14.2%-2.3%
GOOGL ALPHABET INC-CL ATechnology381.5K$109.7M11.7%-8.3%
IBKR INTERACTIVE BROKERS GRO-CL AFinancials1.3M$86.0M9.1%-13.8%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials155.1K$74.3M7.9%-4.5%
AMZN AMAZON.COM INCConsumer discretionary285.7K$59.5M6.3%+2.9%
PM PHILIP MORRIS INTERNATIONALConsumer staples341.1K$56.4M6.0%-14.4%
CTVA CORTEVA INCConsumer staples502.8K$42.1M4.5%-11.6%
COF CAPITAL ONE FINANCIAL CORPFinancials187.4K$34.2M3.6%+6.7%
FCNCA FIRST CITIZENS BCSHS -CL AFinancials16.5K$31.1M3.3%-3.4%
DIS WALT DISNEY CO/THEServices media185.7K$17.9M1.9%New
TBBB BBB FOODS INC-CLASS AConsumer discretionary487.6K$17.2M1.8%+23.7%
NKTR NEKTAR THERAPEUTICSHealthcare198.3K$14.3M1.5%New
HLF HERBALIFE LTDConsumer discretionary939.9K$13.8M1.5%-16.1%
GHC GRAHAM HOLDINGS CO-CLASS BServices media12.8K$13.5M1.4%-4.3%
ALNY ALNYLAM PHARMACEUTICALS INCHealthcare37.2K$12.3M1.3%-4.2%
SHC SOTERA HEALTH COHealthcare843.7K$12.1M1.3%-3.6%
AUR AURORA INNOVATION INCTechnology2.3M$9.6M1.0%New
NEM NEWMONT CORPMaterials75.4K$8.2M0.9%-3.1%
PINS PINTEREST INC- CLASS ATechnology430.9K$7.9M0.8%-15.9%
GLBE GLOBAL-E ONLINE LTDTechnology213.1K$6.6M0.7%New
B BARRICK MINING CORPMaterials158.7K$6.5M0.7%-3.7%
RAMP LIVERAMP HOLDINGS INCTechnology223.2K$5.9M0.6%-3.8%
PCTY PAYLOCITY HOLDING CORPTechnology36.6K$4.0M0.4%New
TPB TURNING POINT BRANDS INCConsumer staples42.9K$3.7M0.4%+75.9%
MDLZ MONDELEZ INTERNATIONAL INC-AConsumer staples56.0K$3.2M0.3%-13.3%
SBH SALLY BEAUTY HOLDINGS INCConsumer discretionary220.7K$3.1M0.3%-70.1%
BBWI BATH & BODY WORKS INCConsumer discretionary155.5K$2.9M0.3%-38.9%
BF/A BROWN-FORMAN CORP-CLASS AConsumer staples100.4K$2.7M0.3%New
JRVR JAMES RIVER GROUP HOLDINGS IFinancials339.0K$2.1M0.2%+174.3%
RSKD RISKIFIED LTD-AServices media488.5K$1.9M0.2%-4.9%
OLED UNIVERSAL DISPLAY CORPTechnology11.1K$1.0M0.1%-4.6%
VRSK VERISK ANALYTICS INCTechnology2.9K$551K0.1%New
ENVX ENOVIX CORPTechnology11.6K$60K0.0%Held
ALEC ALECTOR INCHealthcare19.3K$41K0.0%Held
CHRS COHERUS ONCOLOGY INCHealthcare19.3K$33K0.0%Held
CRBU CARIBOU BIOSCIENCES INCHealthcare15.6K$30K0.0%Held
FATE FATE THERAPEUTICS INCHealthcare22.9K$27K0.0%Held
CCCC C4 THERAPEUTICS INCHealthcare10.0K$26K0.0%Held
PLRX PLIANT THERAPEUTICS INCHealthcare18.6K$23K0.0%Held
IVVD INVIVYD INCHealthcare11.0K$14K0.0%Held
MIST MILESTONE PHARMACEUTICALS INHealthcare10.4K$12K0.0%Held
RANI RANI THERAPEUTICS HOLDINGS-AHealthcare14.9K$11K0.0%Held
GUTS FRACTYL HEALTH INCHealthcare16.9K$8K0.0%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRApr 27, 202654$1.01B canonicalSEC ↗
Q4 202513F-HRFeb 3, 202644$1.00B canonicalSEC ↗
Q3 202513F-HRNov 5, 202530$1.12B canonicalSEC ↗
Q2 202513F-HRAug 12, 202527$1.27B canonicalSEC ↗
Q1 202513F-HRMay 14, 202526$1.23B canonicalSEC ↗
Q4 202413F-HRFeb 10, 202524$1.27B canonicalSEC ↗
Q3 202413F-HRNov 5, 202425$1.23B canonicalSEC ↗
Q2 202413F-HRAug 7, 202428$1.28B canonicalSEC ↗
Q1 202413F-HRMay 13, 202430$1.23B canonicalSEC ↗