Bronte Capital Management Pty Ltd.
Bronte Capital Management Pty Ltd. reported 56 US-listed holdings worth $888.3 million in its 13F for the quarter ended 30 June 2026, filed 5 August 2026. Its largest: Alphabet Inc. (12.3%), Regeneron Pharmaceuticals, Inc. (11.4%) and Interactive Brokers Group, Inc. (8.7%). Against the quarter before, it opened 15 positions, added to 7, trimmed 33 and sold out of 10.
The 14 largest of its 56 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.
What the fund reported holding at each quarter's end; hover a bar for the number of positions
What its reported holdings returned
Held through each quarter, the holdings it reported returned +4.6% over the 2 quarters to 30 June 2026, against +9.5% for the S&P 500.
Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.
What it did on the quarter
Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held
Opened 15
- Brown Forman Corp. BFB$12.4 million
- Revolution Medicines, Inc. RVMD$3.5 million
- iShares Core S&P Small-Cap ETF IJR$3.4 million
- Tyler Technologies Inc. TYL$2.4 million
- Treace Med Concepts Inc. TMCI$61,996
- AN2 Therapeutics Inc. ANTX$52,732
- Alx Oncology Holdings Inc. ALXO$37,457
- Blend Labs Inc. BLND$32,912
and 7 more in the table below
Added to 7
- Walt Disney Co. DIS+174,566 shares · +94%
- BBB Foods Inc. TBBB+45,601 shares · +9%
- Global E Online Ltd GLBE+14,542 shares · +7%
- Riskified Ltd RSKD+99,770 shares · +20%
- Enovix Corporation ENVX+30,215 shares · +262%
- Milestone Pharmaceuticals Inc. (mist) MIST+3,976 shares · +38%
- C4 Therapeutics Inc. CCCC+316 shares · +3%
Trimmed 33
- Interactive Brokers Group, Inc. IBKR-398,205 shares · -31%
- Alphabet Inc. GOOGL-76,325 shares · -20%
- Herbalife Ltd HLF-616,540 shares · -66%
- Philip Morris International Inc. PM-40,922 shares · -12%
- Visa Inc-Class A Shares-19,456 shares · -8%
- Regeneron Pharmaceuticals, Inc. REGN-10,169 shares · -6%
- Amazon.com Inc. AMZN-24,306 shares · -9%
- First Citizens Bancshares Inc. FCNCA-2,313 shares · -14%
and 25 more in the table below
Sold out of 10
- Brown Forman Corp.$13.1 million last quarter
- iShares Trust IWO$11.8 million last quarter
- Pinterest, Inc. PINS$7.9 million last quarter
- Sally Beauty Holdings, Inc. SBH$3.1 million last quarter
- James Riv Group Ltd JRVR$2.1 million last quarter
- Caribou Biosciences Inc. CRBU$29,691 last quarter
- Pliant Therapeutics Inc. PLRX$23,452 last quarter
- Invivyd Inc. IVVD$14,316 last quarter
What it holds
| Company | Shares | Value | Of its book | Change in shares |
|---|---|---|---|---|
| Alphabet Inc. GOOGL | 305.2K | $109.1 million | 12.28% | -76.3K |
| Regeneron Pharmaceuticals, Inc. REGN | 162.6K | $101.4 million | 11.41% | -10.2K |
| Interactive Brokers Group, Inc. IBKR | 883.5K | $76.9 million | 8.66% | -398.2K |
| Visa Inc-Class A Shares | 219.9K | $75.5 million | 8.49% | -19.5K |
| Berkshire Hathaway Inc. Class B BRKB | 145.8K | $73.0 million | 8.22% | -9.2K |
| Amazon.com Inc. AMZN | 261.4K | $62.3 million | 7.01% | -24.3K |
| Philip Morris International Inc. PM | 300.2K | $54.3 million | 6.11% | -40.9K |
| Corteva, Inc. CTVA | 456.7K | $38.7 million | 4.35% | -46.1K |
| Capital One Financial Corp. COF | 173.5K | $34.8 million | 3.92% | -13.8K |
| Walt Disney Co. DIS | 360.2K | $34.7 million | 3.90% | +174.6K |
| First Citizens Bancshares Inc. FCNCA | 14.2K | $29.5 million | 3.32% | -2.3K |
| BBB Foods Inc. TBBB | 533.2K | $22.2 million | 2.50% | +45.6K |
| Aurora Innovation, Inc. AUR | 2.2M | $14.9 million | 1.68% | -131.9K |
| Vaneck ETF Trust | 191.6K | $14.5 million | 1.63% | -16.5K |
| Sotera Health Co. | 797.1K | $14.1 million | 1.59% | -46.6K |
| Nektar Therapeutics NKTR | 198.4K | $13.9 million | 1.56% | +178 |
| Graham Holdings Co. GHC | 11.5K | $13.1 million | 1.47% | -1.3K |
| iShares Trust IBB | 65.8K | $12.5 million | 1.41% | -3.5K |
| Brown Forman Corp. BFB | 464.3K | $12.4 million | 1.39% | new |
| Alnylam Pharmaceuticals, Inc. ALNY | 35.4K | $10.7 million | 1.20% | -1.9K |
| Sociedad Quimica Y Minera De SQM | 116.3K | $8.6 million | 0.97% | -6.1K |
| Global E Online Ltd GLBE | 227.6K | $7.9 million | 0.89% | +14.5K |
| Newmont Corp. NEM | 69.5K | $6.5 million | 0.73% | -5.9K |
| Barrick Mining Corp B | 146.4K | $5.4 million | 0.61% | -12.4K |
| LiveRamp Holdings, Inc. RAMP | 128.3K | $4.8 million | 0.54% | -94.9K |
| Herbalife Ltd HLF | 323.4K | $4.3 million | 0.48% | -616.5K |
| Revolution Medicines, Inc. RVMD | 18.8K | $3.5 million | 0.40% | new |
| Turning PT Brands Inc. TPB | 40.7K | $3.5 million | 0.39% | -2.1K |
| iShares Core S&P Small-Cap ETF IJR | 23.0K | $3.4 million | 0.38% | new |
| Bath & Body Works, Inc. BBWI | 143.8K | $3.3 million | 0.37% | -11.7K |
| Mondelez International, Inc. MDLZ | 53.2K | $3.1 million | 0.35% | -2.7K |
| Riskified Ltd RSKD | 588.3K | $3.0 million | 0.33% | +99.8K |
| Brown Forman Corp. BFA | 95.4K | $2.6 million | 0.29% | -5.0K |
| Tyler Technologies Inc. TYL | 8.3K | $2.4 million | 0.27% | new |
| Vaneck ETF Trust | 24.6K | $2.4 million | 0.27% | -2.0K |
| Paylocity Holding Corp. PCTY | 17.9K | $1.9 million | 0.21% | -18.7K |
| Nice Ltd NICE | 16.4K | $1.5 million | 0.17% | -695 |
| Universal Display Corp. OLED | 10.3K | $889,193 | 0.10% | -852 |
| Verisk Analytics, Inc. VRSK | 2.7K | $481,499 | 0.05% | -220 |
| Enovix Corporation ENVX | 41.8K | $92,900 | 0.01% | +30.2K |
| Treace Med Concepts Inc. TMCI | 15.6K | $61,996 | 0.01% | new |
| Fate Therapeutics Inc. FATE | 21.7K | $58,698 | 0.01% | -1.1K |
| AN2 Therapeutics Inc. ANTX | 10.9K | $52,732 | 0.01% | new |
| C4 Therapeutics Inc. CCCC | 10.3K | $48,330 | 0.01% | +316 |
| Alx Oncology Holdings Inc. ALXO | 18.1K | $37,457 | 0.00% | new |
| Blend Labs Inc. BLND | 19.2K | $32,912 | 0.00% | new |
| Pepgen Inc. PEPG | 17.8K | $31,997 | 0.00% | new |
| Bigcommerce Hldgs Inc. CMRC | 10.3K | $30,423 | 0.00% | new |
| Pacific Biosciences Calif in PACB | 17.9K | $30,040 | 0.00% | new |
| Acumen Pharmaceuticals Inc. ABOS | 10.7K | $28,612 | 0.00% | new |
| Seer Inc. SEER | 15.1K | $25,081 | 0.00% | new |
| Alector Inc. ALEC | 11.8K | $23,634 | 0.00% | -7.5K |
| I Mab NBP | 11.2K | $21,824 | 0.00% | new |
| Coherus Biosciences Inc. CHRS | 15.3K | $21,367 | 0.00% | -4.0K |
| Milestone Pharmaceuticals Inc. (mist) MIST | 14.4K | $19,283 | 0.00% | +4.0K |
| Gossamer Bio, Inc. GOSS | 67.8K | $11,152 | 0.00% | new |
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Change is shares against its 13F for the quarter before; the 10 it sold out of are in the box above.Options it reported
| Company | Option | Shares under the options | Value of those shares |
|---|---|---|---|
| Regeneron Pharmaceuticals, Inc. REGN | Calls | 68.6K | $42.8 million |
1 option lines. A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost; they are not counted in the holdings above.