PLATINUM INVESTMENT MANAGEMENT LTD
Long book
$396.8M
Q1 2026
Positions
89
Top-10 weight
38%
concentration
Last quarter
+10.9%
SPY +14.8%
Turnover
37%
of book per quarter
Strategy in plain words
auto-generated from filingsPLATINUM INVESTMENT MANAGEMENT LTD is a diversified fundamental manager, running a $396.8M US long book across 89 positions.
The portfolio is moderately concentrated (top 10 ≈ 38% of the book). The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: ZTO EXPRESS CAYMAN INC-ADR, TRIP.COM GROUP LTD-ADR, DINGDONG CAYMAN LTD -SPN ADR, LAM RESEARCH CORP, BIRKENSTOCK HOLDING PLC.
Over the last 9 quarters its long book ran on average 0.2pp per quarter ahead of the S&P 500, beating the index in 5 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+2.2%
Q2 2024
+5.8%
Q3 2024
-8.2%
Q4 2024
-6.9%
Q1 2025
+12.4%
Q2 2025
+16.7%
Q3 2025
+13.1%
Q4 2025
-4.0%
Q1 2026
+10.9%
Sector allocation
Healthcare 36%
Technology 18%
Other 10%
Consumer discretionary 9%
Services media 8%
Industrials 8%
Financials 3%
Communications 3%
Long book by quarter
What does PLATINUM INVESTMENT own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| LRCX LAM RESEARCH CORP | Industrials | 46.4K | $9.9M | 2.5% | -16.8% |
| BIRK BIRKENSTOCK HOLDING PLC | Other | 275.0K | $9.9M | 2.5% | +11.1% |
| AZN ASTRAZENECA PLC | Healthcare | 48.1K | $9.3M | 2.3% | New |
| AVGO BROADCOM INC | Technology | 26.2K | $8.1M | 2.0% | -15.2% |
| MU MICRON TECHNOLOGY INC | Technology | 23.7K | $8.0M | 2.0% | -5.1% |
| MRK MERCK & CO. INC. | Healthcare | 63.3K | $7.6M | 1.9% | Held |
| GOOG ALPHABET INC-CL C | Technology | 24.6K | $7.1M | 1.8% | -33.3% |
| JNJ JOHNSON & JOHNSON | Healthcare | 27.8K | $6.8M | 1.7% | Held |
| ABBV ABBVIE INC | Healthcare | 30.1K | $6.5M | 1.7% | Held |
| YUM YUM! BRANDS INC | Consumer discretionary | 39.8K | $6.2M | 1.6% | Held |
| CAT CATERPILLAR INC | Industrials | 8.5K | $6.0M | 1.5% | +54.5% |
| 430 TERNS PHARMACEUTICALS INC | — | 110.7K | $5.8M | 1.5% | Held |
| RCI ROGERS COMMUNICATIONS INC-B | Communications | 147.2K | $5.6M | 1.4% | Held |
| ZTS ZOETIS INC | Healthcare | 42.0K | $5.0M | 1.3% | Held |
| AS AMER SPORTS INC | Other | 150.0K | $4.9M | 1.2% | -6.3% |
| NVDA NVIDIA CORP | Technology | 28.2K | $4.9M | 1.2% | Held |
| APGE APOGEE THERAPEUTICS INC | Healthcare | 58.3K | $4.9M | 1.2% | -15.7% |
| NFLX NETFLIX INC | Services media | 50.0K | $4.8M | 1.2% | New |
| CCJ CAMECO CORP | Materials | 42.4K | $4.6M | 1.2% | Held |
| VERA VERA THERAPEUTICS INC | Healthcare | 113.7K | $4.6M | 1.2% | -4.8% |
| IQV IQVIA HOLDINGS INC | Healthcare | 26.7K | $4.6M | 1.1% | Held |
| V VISA INC-CLASS A SHARES | Services media | 15.0K | $4.5M | 1.1% | +2.0% |
| IMVT IMMUNOVANT INC | Healthcare | 181.8K | $4.5M | 1.1% | Held |
| ADBE ADOBE INC | Technology | 18.6K | $4.5M | 1.1% | +34.1% |
| VAL VALARIS LTD | Energy | 46.0K | $4.5M | 1.1% | Held |
| UBS UBS GROUP AG-REG | Financials | 117.5K | $4.5M | 1.1% | Held |
| KR KROGER CO | Consumer discretionary | 60.7K | $4.4M | 1.1% | -8.9% |
| ELF ELF BEAUTY INC | Other | 72.5K | $4.4M | 1.1% | +72.6% |
| COGT COGENT BIOSCIENCES INC | Healthcare | 112.1K | $4.3M | 1.1% | -7.6% |
| ARWR ARROWHEAD PHARMACEUTICALS IN | Healthcare | 64.8K | $4.1M | 1.0% | -27.6% |
| HD HOME DEPOT INC | Consumer discretionary | 11.5K | $3.8M | 1.0% | -13.5% |
| ICE INTERCONTINENTAL EXCHANGE IN | Financials | 23.9K | $3.8M | 0.9% | -24.9% |
| ADCT ADC THERAPEUTICS SA | Healthcare | 990.8K | $3.7M | 0.9% | Held |
| BBIO BRIDGEBIO PHARMA INC | Healthcare | 49.3K | $3.7M | 0.9% | +3.2% |
| CAVA CAVA GROUP INC | Consumer discretionary | 45.0K | $3.6M | 0.9% | +20.0% |
| FICO FAIR ISAAC CORP | Services media | 3.4K | $3.6M | 0.9% | -11.9% |
| GOOGL ALPHABET INC-CL A | Technology | 12.0K | $3.5M | 0.9% | -25.0% |
| FND FLOOR & DECOR HOLDINGS INC-A | Consumer discretionary | 67.5K | $3.4M | 0.9% | -2.0% |
| CSGP COSTAR GROUP INC | Services media | 77.5K | $3.1M | 0.8% | +19.2% |
| TRU TRANSUNION | Services media | 44.6K | $3.1M | 0.8% | Held |
| IDYA IDEAYA BIOSCIENCES INC | Healthcare | 91.6K | $3.1M | 0.8% | -24.0% |
| RCUS ARCUS BIOSCIENCES INC | Healthcare | 134.2K | $2.9M | 0.7% | Held |
| META META PLATFORMS INC-CLASS A | Technology | 5.0K | $2.9M | 0.7% | -28.6% |
| MA MASTERCARD INC - A | Services media | 5.7K | $2.8M | 0.7% | Held |
| MSI MOTOROLA SOLUTIONS INC | Technology | 6.3K | $2.7M | 0.7% | +47.4% |
| GEV GE VERNOVA INC | Industrials | 3.0K | $2.7M | 0.7% | Held |
| BROS DUTCH BROS INC-CLASS A | Consumer discretionary | 52.5K | $2.7M | 0.7% | +40.0% |
| ZYME ZYMEWORKS INC | Healthcare | 105.2K | $2.6M | 0.7% | Held |
| ROIV ROIVANT SCIENCES LTD | Healthcare | 92.4K | $2.6M | 0.6% | -51.2% |
| VRT VERTIV HOLDINGS CO-A | Technology | 10.1K | $2.5M | 0.6% | -15.9% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 14, 2026 | 89 | $396.8M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 13, 2026 | 124 | $432.7M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 13, 2025 | 120 | $1.55B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 21, 2025 | 115 | $1.50B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 115 | $1.73B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 11, 2025 | 115 | $1.70B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 8, 2024 | 122 | $2.21B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 13, 2024 | 134 | $2.47B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 13, 2024 | 139 | $2.48B | canonical | SEC ↗ |
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