Data as of Q4 2025 (Dec 31, 2025)

Asset Management One Co., Ltd.

•CIK: 1068855•Filing: Q4 2025

Asset Management One Co., Ltd., with $36.0B in AUM, is known for its concentrated tech-heavy portfolio, prominently featuring IVV, NVDA, and AAPL. Recently, the fund has made notable moves by adding TFC-PR and IAUM, achieving significant gains of 527% and 340% respectively, while exiting positions in KEL and LRN.

Total AUM
$36.0B
QoQ Performance
+4.2%
Positions
915
Top 10 Concentration
42.1%
Latest Filing
Q4 2025

Top Holdings Allocation

IVV
NVDA
AAPL
IVV6.2%
NVDA5.8%
AAPL5.1%
MSFT4.6%
AMZN2.9%
GOOGL2.4%
AVGO2.1%
GOOG2.0%

📈 Biggest Buys

NFLX
NETFLIX INC
+837.4%
0.5% of portfolio
SPHY
SPDR SERIES TRUST
NEW
0.2% of portfolio
NOW
SERVICENOW INC
+423.3%
0.2% of portfolio
IAUM
ISHARES GOLD TR
+292.4%
0.1% of portfolio
AMZN
AMAZON COM INC
+3.5%
2.9% of portfolio

📉 Biggest Sells

GLDM
WORLD GOLD TR
-23.3%
0.6% of portfolio
ORCL
ORACLE CORP
-5.5%
0.4% of portfolio
HON
HONEYWELL INTL INC
-7.4%
0.2% of portfolio
BKNG
BOOKING HOLDINGS INC
-5.2%
0.3% of portfolio
REGN
REGENERON PHARMACEUTICALS
-10.5%
0.1% of portfolio

Sector Breakdown

Technology33.6%
Other24.1%
Consumer9.5%
Financial8.1%
ETF7.7%
Healthcare6.5%
Industrial2.9%
Real Estate2.3%

🚪 Exited Positionssold since Q3 2025

SE
SEA LTD
SOLD
$55.1M
RBLX
ROBLOX CORP
SOLD
$37.8M
MIGA
STRATEGY INC
SOLD
$32.5M
EA
ELECTRONIC ARTS INC
SOLD
$31.8M
ALNY
ALNYLAM PHARMACEUTICALS INC
SOLD
$31.7M
+742 more exited positions

Changes from Q3 2025

NEW1 new position
↑99 increased
↓100 decreased

Historical Filings

Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023

📌 Top Holdings

IVV6.2%
ISHARES TR
$2.2B
NVDA5.8%
NVIDIA CORPORATION
$2.1B
AAPL5.1%
APPLE INC
$1.8B
MSFT4.6%
MICROSOFT CORP
$1.7B
AMZN2.9%
AMAZON COM INC
$1.1B

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