Platinum Investment Management
Platinum teamSYDNEY AUSTRALIA 2000, C3files as PLATINUM INVESTMENT MANAGEMENT LTD
$407m in 85 US stocks at the end of 30 June 2026. The top 10 are 38.9% of the money. It changed about 18.5% of the portfolio this quarter.
Value
$407m
Stocks
85
Top 10 share
38.9%
Turnover
18.5%
What changed this quarter
New
Bought for the first time this quarter.
- DatadogDDOG0.8% of the fund
- Analog DevicesADI0.5% of the fund
- ServiceNowNOW0.5% of the fund
- DoorDashDASH0.5% of the fund
- Palo Alto NetworksPANW0.4% of the fund
- M-tron IndustriesMPTI0.3% of the fund
- A10 NetworksATEN0.3% of the fund
- BlockXYZ0.2% of the fund
- S&P GlobalSPGI0.2% of the fund
- Inhibrx BiosciencesINBX0.1% of the fund
Added
Bought more of a stock they already held.
- Cogent BiosciencesCOGT1.5% of the fund+38%
- IDEAYA BiosciencesIDYA1.3% of the fund+51%
- Structure TherapeuticsGPCR1.2% of the fund+35%
- KrogerKR1.1% of the fund+34%
- Meta PlatformsMETA0.9% of the fund+30%
- Palisade BIOPALI0.9% of the fund+41%
- WingstopWING0.7% of the fund+42%
- EchoStarECHO0.7% of the fund+120%
Cut
Sold some of their stake.
- Micron TechnologyMU5.0% of the fund-25%
- Trip COM GroupTCOM3.4% of the fund-7%
- Birkenstock HoldingBIRK2.2% of the fund-24%
- ImmunovantIMVT1.4% of the fund-20%
- VisaV1.2% of the fund-7%
- CaterpillarCAT1.2% of the fund-47%
- Amer SportsAS1.2% of the fund-7%
- Floor & Decor HoldingsFND0.9% of the fund-7%
- Dutch BrosBROS0.9% of the fund-5%
- Fair IsaacFICO0.9% of the fund-12%
- Home DepotHD0.9% of the fund-13%
- e.l.f. BeautyELF0.8% of the fund-38%
- Cava GroupCAVA0.8% of the fund-7%
- Revolution MedicinesRVMD0.8% of the fund-18%
- BridgeBio PharmaBBIO0.7% of the fund-19%
- Vertiv HoldingsVRT0.7% of the fund-18%
- ProQR TherapeuticsPRQR0.5% of the fund-6%
- NetflixNFLX0.5% of the fund-40%
- Idexx LaboratoriesIDXX0.4% of the fund-3%
- Costar GroupCSGP0.3% of the fund-48%
- ZoetisZTS0.2% of the fund-76%
- ADC Therapeutics SAADCT0.2% of the fund-41%
Sold out
Sold their entire stake.
- Terns Pharmaceuticals-100%
- Centessa Pharmaceuticals-100%
- AlphabetGOOGL-100%
- MastercardMA-100%
- Intuitive SurgicalISRG-100%
- Veeva SystemsVEEV-100%
- MicrosoftMSFT-100%
- AmphenolAPH-100%
- Boston ScientificBSX-100%
- GlobalstarGSAT-100%
- Bicycle TherapeuticsBCYC-100%
- MeiraGTx HoldingsMGTX-100%
- Modine ManufacturingMOD-100%
- ArvinasARVN-100%
Holdings
- ZTO Express CaymanZTO
- Share
- 11.0%
- Value
- $45m
- Shares
- 1,994,127
Held
- Trip COM GroupTCOM
- Share
- 3.4%
- Value
- $14m
- Shares
- 351,921
-7%
- Dingdong CaymanDDL
- Share
- 3.1%
- Value
- $13m
- Shares
- 6,486,507
Held
- Noah HldgsNOAH
- Share
- 2.4%
- Value
- $10m
- Shares
- 993,612
Held
- Apogee TherapeuticsAPGE
- Share
- 1.9%
- Value
- $8m
- Shares
- 58,314
Held
- PDD HoldingsPDD
- Share
- 1.5%
- Value
- $6m
- Shares
- 78,445
Held
- H World GroupHTHT
- Share
- 1.2%
- Value
- $5m
- Shares
- 117,996
Held
- Structure TherapeuticsGPCR
- Share
- 1.2%
- Value
- $5m
- Shares
- 90,363
+35%
- Rogers CommunicationsRCI
- Share
- 1.2%
- Value
- $5m
- Shares
- 147,160
Held
- CamecoCCJ
- Share
- 1.1%
- Value
- $4m
- Shares
- 42,356
Held
- Bright Minds BiosciencesDRUG
- Share
- 0.3%
- Value
- $1m
- Shares
- 19,127
Held
- Jd.comJD
- Share
- 0.2%
- Value
- $730,002
- Shares
- 28,650
Held
- Alibaba Group HldgBABA
- Share
- 0.1%
- Value
- $411,082
- Shares
- 4,283
Held
- Skye Bioscience
- Share
- <0.1%
- Value
- $161,605
- Shares
- 233,095
Held
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| ZTO Express CaymanZTO | 11.0% | $45m | 1,994,127 | Held |
| Micron TechnologyMU | 5.0% | $21m | 17,782 | -25% |
| Lam ResearchLRCX | 4.9% | $20m | 46,439 | Held |
| Trip COM GroupTCOM | 3.4% | $14m | 351,921 | -7% |
| Dingdong CaymanDDL | 3.1% | $13m | 6,486,507 | Held |
| Noah HldgsNOAH | 2.4% | $10m | 993,612 | Held |
| BroadcomAVGO | 2.4% | $10m | 26,186 | Held |
| Birkenstock HoldingBIRK | 2.2% | $9m | 210,000 | -24% |
| AstrazenecaAZN | 2.2% | $9m | 48,088 | Held |
| AlphabetGOOG | 2.1% | $9m | 24,592 | Held |
| MerckMRK | 2.0% | $8m | 63,316 | Held |
| Apogee TherapeuticsAPGE | 1.9% | $8m | 58,314 | Held |
| AbbVieABBV | 1.9% | $8m | 30,102 | Held |
| Johnson & JohnsonJNJ | 1.7% | $7m | 27,830 | Held |
| YUM BrandsYUM | 1.6% | $6m | 39,847 | Held |
| PDD HoldingsPDD | 1.5% | $6m | 78,445 | Held |
| Cogent BiosciencesCOGT | 1.5% | $6m | 154,220 | +38% |
| UBS Group AGUBS | 1.4% | $6m | 117,507 | Held |
| NvidiaNVDA | 1.4% | $6m | 28,191 | Held |
| ImmunovantIMVT | 1.4% | $6m | 144,671 | -20% |
| Arrowhead PharmaceuticalsARWR | 1.3% | $5m | 64,752 | Held |
| IDEAYA BiosciencesIDYA | 1.3% | $5m | 138,708 | +51% |
| Iqvia HoldingsIQV | 1.3% | $5m | 26,708 | Held |
| H World GroupHTHT | 1.2% | $5m | 117,996 | Held |
| Vera TherapeuticsVERA | 1.2% | $5m | 113,687 | Held |
| Structure TherapeuticsGPCR | 1.2% | $5m | 90,363 | +35% |
| VisaV | 1.2% | $5m | 14,000 | -7% |
| CaterpillarCAT | 1.2% | $5m | 4,500 | -47% |
| Rogers CommunicationsRCI | 1.2% | $5m | 147,160 | Held |
| Amer SportsAS | 1.2% | $5m | 140,000 | -7% |
| KrogerKR | 1.1% | $5m | 81,305 | +34% |
| KLAKLAC | 1.1% | $4m | 14,580 | Held |
| CamecoCCJ | 1.1% | $4m | 42,356 | Held |
| Advanced Micro DevicesAMD | 1.0% | $4m | 7,210 | Held |
| Arcus BiosciencesRCUS | 1.0% | $4m | 134,217 | Held |
| AdobeADBE | 0.9% | $4m | 18,571 | Held |
| Floor & Decor HoldingsFND | 0.9% | $4m | 62,500 | -7% |
| Meta PlatformsMETA | 0.9% | $4m | 6,500 | +30% |
| Palisade BIOPALI | 0.9% | $4m | 1,730,866 | +41% |
| Dutch BrosBROS | 0.9% | $4m | 50,000 | -5% |
| Fair IsaacFICO | 0.9% | $4m | 3,000 | -12% |
| GE VernovaGEV | 0.9% | $4m | 3,047 | Held |
| Home DepotHD | 0.9% | $4m | 10,000 | -13% |
| ValarisVAL | 0.8% | $3m | 45,956 | Held |
| e.l.f. BeautyELF | 0.8% | $3m | 45,000 | -38% |
| Cava GroupCAVA | 0.8% | $3m | 42,000 | -7% |
| Definium TherapeuticsDFTX | 0.8% | $3m | 70,000 | Held |
| Roivant SciencesROIV | 0.8% | $3m | 92,397 | Held |
| TransUnionTRU | 0.8% | $3m | 44,595 | Held |
| Revolution MedicinesRVMD | 0.8% | $3m | 16,994 | -18% |
| DatadogDDOG | 0.8% | $3m | 12,000 | New |
| BridgeBio PharmaBBIO | 0.7% | $3m | 39,742 | -19% |
| WingstopWING | 0.7% | $3m | 17,000 | +42% |
| Intercontinental ExchangeICE | 0.7% | $3m | 23,913 | Held |
| EchoStarECHO | 0.7% | $3m | 27,509 | +120% |
| Vertiv HoldingsVRT | 0.7% | $3m | 8,286 | -18% |
| AbsciABSI | 0.7% | $3m | 237,764 | Held |
| ZymeworksZYME | 0.7% | $3m | 105,184 | Held |
| Motorola SolutionsMSI | 0.6% | $3m | 6,302 | Held |
| MBX BiosciencesMBX | 0.6% | $2m | 43,597 | Held |
| Booking HoldingsBKNG | 0.5% | $2m | 12,500 | Held |
| Analog DevicesADI | 0.5% | $2m | 5,485 | New |
| ProQR TherapeuticsPRQR | 0.5% | $2m | 1,159,428 | -6% |
| NetflixNFLX | 0.5% | $2m | 30,000 | -40% |
| ServiceNowNOW | 0.5% | $2m | 20,000 | New |
| DoorDashDASH | 0.5% | $2m | 10,000 | New |
| C4 TherapeuticsCCCC | 0.4% | $2m | 384,766 | Held |
| Palo Alto NetworksPANW | 0.4% | $2m | 4,766 | New |
| Wave Life SciencesWVE | 0.4% | $2m | 275,269 | Held |
| Idexx LaboratoriesIDXX | 0.4% | $2m | 2,900 | -3% |
| Bright Minds BiosciencesDRUG | 0.3% | $1m | 19,127 | Held |
| Stoke TherapeuticsSTOK | 0.3% | $1m | 40,815 | Held |
| M-tron IndustriesMPTI | 0.3% | $1m | 12,839 | New |
| Costar GroupCSGP | 0.3% | $1m | 40,000 | -48% |
| A10 NetworksATEN | 0.3% | $1m | 28,630 | New |
| BlockXYZ | 0.2% | $950,000 | 12,500 | New |
| Aura BiosciencesAURA | 0.2% | $794,242 | 111,865 | Held |
| Jd.comJD | 0.2% | $730,002 | 28,650 | Held |
| ZoetisZTS | 0.2% | $718,600 | 10,000 | -76% |
| S&P GlobalSPGI | 0.2% | $686,233 | 1,685 | New |
| ADC Therapeutics SAADCT | 0.2% | $622,322 | 581,609 | -41% |
| CodexisCDXS | 0.1% | $597,689 | 264,464 | Held |
| Inhibrx BiosciencesINBX | 0.1% | $582,334 | 6,146 | New |
| Alibaba Group HldgBABA | 0.1% | $411,082 | 4,283 | Held |
| Skye Bioscience | <0.1% | $161,605 | 233,095 | Held |
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is down 72.9% since 30 June 2025.
Where the money is
Health care27.6%
Technology21.2%
Retail & consumer10.2%
Media & telecom5.4%
Financial services3.7%
Industrials3.5%
Everyday goods1.9%
Materials1.2%
Energy0.8%
Real estate0.3%
Other24.1%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.