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Platinum Investment Management 13F Portfolio

Portfolio Manager
Platinum Investment Management LTD
Performance
+9.71% (2026 Q2)
AUM (13F)
$406.75M
# of Holdings
85
Performance Rank
Allocation (Top 20)
55.14%
Latest filing
Q2 2026

Platinum Investment Management LTD Holdings Map

Top 50 Platinum Investment Management LTD Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
ZTO
ZTO EXPRESS CAYMAN INC
10.97%1.99M$44.6M
+0.00%(+0)
2025-Q2: 2.53M shares2025-Q3: 2.25M shares2025-Q4: 1.99M shares2026-Q1: 1.99M shares2026-Q2: 1.99M shares
$24.24(-5.43%)
2026-06-30
MU
MICRON TECHNOLOGY INC
5.05%17.8K$20.5M
-24.83%(-5.87K)
2025-Q2: 560.4K shares2025-Q3: 470.3K shares2025-Q4: 24.9K shares2026-Q1: 23.7K shares2026-Q2: 17.8K shares
$63.59(+1495.84%)
2026-06-30
LRCX
LAM RESEARCH CORP
4.95%46.4K$20.1M
+0.00%(+0)
2025-Q2: 733.2K shares2025-Q3: 575.4K shares2025-Q4: 55.8K shares2026-Q1: 46.4K shares2026-Q2: 46.4K shares
$71.82(+369.79%)
2026-06-30
TCOM
TRIP COM GROUP LTD
3.45%351.9K$14.0M
-7.32%(-27.80K)
2025-Q2: 527.0K shares2025-Q3: 474.1K shares2025-Q4: 443.7K shares2026-Q1: 379.7K shares2026-Q2: 351.9K shares
$29.57(+52.10%)
2026-06-30
DDL
DINGDONG CAYMAN LTD
3.08%6.49M$12.5M
+0.00%(+0)
2025-Q2: 6.68M shares2025-Q3: 6.68M shares2025-Q4: 6.46M shares2026-Q1: 6.49M shares2026-Q2: 6.49M shares
$5.48(-57.29%)
2026-06-30
NOAH
NOAH HLDGS LTD
2.44%993.6K$9.9M
+0.00%(+0)
2025-Q2: 1.39M shares2025-Q3: 1.29M shares2025-Q4: 1.06M shares2026-Q1: 993.6K shares2026-Q2: 993.6K shares
$31.47(-72.96%)
2026-06-30
AVGO
BROADCOM INC
2.43%26.2K$9.9M
+0.00%(+0)
2025-Q2: 283.1K shares2025-Q3: 213.1K shares2025-Q4: 30.9K shares2026-Q1: 26.2K shares2026-Q2: 26.2K shares
$142.72(+175.89%)
2026-06-30
BIRK
BIRKENSTOCK HOLDING PLC
2.22%210.0K$9.0M
-23.64%(-65.00K)
2025-Q2: 120.0K shares2025-Q3: 260.0K shares2025-Q4: 247.6K shares2026-Q1: 275.0K shares2026-Q2: 210.0K shares
$48.20(-18.36%)
2026-06-30
AZN
ASTRAZENECA PLC
2.21%48.1K$9.0M
+0.00%(+0)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 48.1K shares2026-Q2: 48.1K shares
$190.54(-17.87%)
2026-06-30
GOOG
ALPHABET INC
2.14%24.6K$8.7M
+0.00%(+0)
2025-Q2: 188.0K shares2025-Q3: 129.1K shares2025-Q4: 36.8K shares2026-Q1: 24.6K shares2026-Q2: 24.6K shares
$142.84(+139.89%)
2026-06-30

About Platinum Investment Management LTDโ€™s portfolio

Platinum Investment Management LTD reports $406.75M in US-listed equity holdings across 85 positions in its most recent 13F filing. Its largest disclosed positions are ZTO (11.0%), MU (5.0%) and LRCX (5.0%). The top 20 holdings account for 55.14% of reported assets. Its disclosed equity book has returned +60.13% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
ZTO โ€” 12.9% ($44.63M)MU โ€” 5.9% ($20.53M)LRCX โ€” 5.8% ($20.12M)TCOM โ€” 4.0% ($14.02M)DDL โ€” 3.6% ($12.52M)NOAH โ€” 2.9% ($9.93M)AVGO โ€” 2.8% ($9.89M)BIRK โ€” 2.6% ($9.04M)AZN โ€” 2.6% ($9.00M)GOOG โ€” 2.5% ($8.69M)Other โ€” 54.4% ($188.83M)
46%in top 10
  • ZTO12.9%
  • MU5.9%
  • LRCX5.8%
  • TCOM4.0%
  • DDL3.6%
  • NOAH2.9%
  • AVGO2.8%
  • BIRK2.6%
  • AZN2.6%
  • GOOG2.5%
  • Other54.4%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
6
IDYAIDEAYA BIOSCIENCES INC+51.4%
COGTCOGENT BIOSCIENCES INC+37.6%
GPCRSTRUCTURE THERAPEUTICS INC+35.1%
KRKROGER CO+33.9%
+2 more
Trimmed
14
MUMICRON TECHNOLOGY INC-24.8%
CATCATERPILLAR INC-47.1%
BIRKBIRKENSTOCK HOLDING PLC-23.6%
ELFE L F BEAUTY INC-37.9%
+10 more

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Source filings

Holdings on this page are parsed from Platinum Investment Management LTDโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1256071). View Platinum Investment Management LTDโ€™s 13F filings on SEC

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