Platinum Investment Management Ltd holds a diversified book of 85 stocks worth $406.7M as of Q2 2026 (disclosed Aug 13, 2026, a ~44-day 13F lag). This quarter they opened Datadog Inc - Class A and trimmed Micron Technology Inc. Their largest long position is Zto Express Cayman Inc-ADR at 11% of the equity book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
100% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Other tracked managers holding the same core names as Platinum Investment Management Ltd
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| MORGAN STANLEY | 80 / 80 | $248.5B |
| UBS Group AG | 80 / 80 | $74.6B |
| BNP PARIBAS FINANCIAL MARKETS | 80 / 80 | $25.2B |
| BlackRock, Inc. | 79 / 80 | $1.2T |
| BANK OF AMERICA CORP /DE/ | 79 / 80 | $145.8B |
| GOLDMAN SACHS GROUP INC | 79 / 80 | $118.4B |
| ROYAL BANK OF CANADA | 79 / 80 | $67.9B |
| BARCLAYS PLC | 79 / 80 | $52.8B |
Ranked by how many of Platinum Investment Management Ltd's top 80 disclosed names each fund also holds: a cross-fund conviction signal from the latest 13F of every tracked manager.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Zto Express Cayman Inc SPONSORED ADS A | $44.6M | 1.99M | 11.0% | —Held | |
| 2 | Micron Technology Inc COM | $20.5M | 17.8K | 5.0% | ▼−25% Reduced · −6K sh | |
| 3 | Lam Research Corp COM NEW | $20.1M | 46.4K | 4.9% | —Held | |
| 4 | Trip Com Group Ltd ADS | $14.0M | 351.9K | 3.4% | ▼−7.3% Reduced · −28K sh | |
| 5 | Dingdong Cayman Ltd ADS | $12.5M | 6.49M | 3.1% | —Held | |
| 6 | Noah Hldgs Ltd SPON ADS | $9.9M | 993.6K | 2.4% | —Held | |
| 7 | Broadcom Inc COM | $9.9M | 26.2K | 2.4% | —Held | |
| 8 | Birkenstock Holding PLC COM SHS | $9.0M | 210.0K | 2.2% | ▼−24% Reduced · −65K sh | |
| 9 | AstraZeneca PLC ORD | $9.0M | 48.1K | 2.2% | —Held | |
| 10 | Alphabet Inc CAP STK CL C | $8.7M | 24.6K | 2.1% | —Held | |
| 11 | Merck & Co Inc COM | $8.1M | 63.3K | 2.0% | —Held | |
| 12 | Apogee Therapeutics Inc COM | $7.7M | 58.3K | 1.9% | —Held | |
| 13 | Abbvie Inc COM | $7.6M | 30.1K | 1.9% | —Held | |
| 14 | Johnson & Johnson COM | $7.1M | 27.8K | 1.7% | —Held | |
| 15 | Yum Brands Inc COM | $6.4M | 39.8K | 1.6% | —Held | |
| 16 | PDD Holdings Inc SPONSORED ADS | $6.0M | 78.4K | 1.5% | —Held | |
| 17 | Cogent Biosciences Inc COM | $6.0M | 154.2K | 1.5% | ▲+38% Added · +42K sh | |
| 18 | UBS Group AG SHS | $5.8M | 117.5K | 1.4% | —Held | |
| 19 | Nvidia Corporation COM | $5.6M | 28.2K | 1.4% | —Held | |
| 20 | Immunovant Inc COM | $5.6M | 144.7K | 1.4% | ▼−20% Reduced · −37K sh | |
| 21 | Arrowhead Pharmaceuticals In COM | $5.3M | 64.8K | 1.3% | —Held | |
| 22 | Ideaya Biosciences Inc COM | $5.2M | 138.7K | 1.3% | ▲+51% Added · +47K sh | |
| 23 | Iqvia Hldgs Inc COM | $5.2M | 26.7K | 1.3% | —Held | |
| 24 | H World Group Ltd SPONSORED ADS | $4.9M | 118.0K | 1.2% | —Held | |
| 25 | Vera Therapeutics Inc CL A | $4.9M | 113.7K | 1.2% | —Held | |
| 26 | Structure Therapeutics Inc SPONSORED ADS | $4.8M | 90.4K | 1.2% | ▲+35% Added · +23K sh | |
| 27 | Visa Inc COM CL A | $4.8M | 14.0K | 1.2% | ▼−6.7% Reduced · −1K sh | |
| 28 | Caterpillar Inc COM | $4.8M | 4.5K | 1.2% | ▼−47% Reduced · −4K sh | |
| 29 | Rogers Communications Inc CL B | $4.8M | 147.2K | 1.2% | —Held | |
| 30 | Amer Sports Inc COM SHS | $4.7M | 140.0K | 1.2% | ▼−6.7% Reduced · −10K sh | |
| 31 | Kroger Co COM | $4.5M | 81.3K | 1.1% | ▲+34% Added · +21K sh | |
| 32 | Kla Corp COM NEW | $4.4M | 14.6K | 1.1% | ▲10× Added · +13K sh | |
| 33 | Cameco Corp COM | $4.3M | 42.4K | 1.1% | —Held | |
| 34 | Advanced Micro Devices Inc COM | $4.2M | 7.2K | 1.0% | —Held | |
| 35 | Arcus Biosciences Inc COM | $4.1M | 134.2K | 1.0% | —Held | |
| 36 | Adobe Inc COM | $3.8M | 18.6K | 0.9% | —Held | |
| 37 | Floor & Decor Hldgs Inc CL A | $3.7M | 62.5K | 0.9% | ▼−7.4% Reduced · −5K sh | |
| 38 | Meta Platforms Inc CL A | $3.7M | 6.5K | 0.9% | ▲+30% Added · +2K sh | |
| 39 | Palisade Bio Inc COM | $3.6M | 1.73M | 0.9% | ▲+41% Added · +499K sh | |
| 40 | Dutch Bros Inc CL A | $3.6M | 50.0K | 0.9% | ▼−4.8% Reduced · −3K sh | |
| 41 | Fair Isaac Corp COM | $3.6M | 3.0K | 0.9% | ▼−12% Reduced · −400 sh | |
| 42 | Ge Vernova Inc COM | $3.6M | 3.0K | 0.9% | —Held | |
| 43 | Home Depot Inc COM | $3.5M | 10.0K | 0.9% | ▼−13% Reduced · −2K sh | |
| 44 | Valaris Ltd CL A | $3.3M | 46.0K | 0.8% | —Held | |
| 45 | E L F Beauty Inc COM | $3.3M | 45.0K | 0.8% | ▼−38% Reduced · −28K sh | |
| 46 | Cava Group Inc COM | $3.3M | 42.0K | 0.8% | ▼−6.7% Reduced · −3K sh | |
| 47 | Definium Therapeutics Inc COM SHS | $3.3M | 70.0K | 0.8% | —Held | |
| 48 | Roivant Sciences Ltd SHS | $3.3M | 92.4K | 0.8% | —Held | |
| 49 | Transunion COM | $3.2M | 44.6K | 0.8% | —Held | |
| 50 | Revolution Medicines Inc COM | $3.2M | 17.0K | 0.8% | ▼−18% Reduced · −4K sh |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1256071/holdings"
Use Arkolith to show PLATINUM INVESTMENT MANAGEMENT LTD's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Aug 13, 2026 | 85 | $406.7M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 14, 2026 | 89 | $396.8M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 13, 2026 | 124 | $432.7M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 13, 2025 | 120 | $1.5B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 21, 2025 | 115 | $1.5B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 15, 2025 | 115 | $1.7B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 11, 2025 | 115 | $1.7B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 8, 2024 | 122 | $2.2B | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.