Asset Management One Co., Ltd.Asset Management One Co., Ltd.

Institutional investor · Portfolio as of Q4 2025

Top Holdings939 positions

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Activity:
IVVIVV
ETF

iShares Trust CORE S&P500 ETF

3.2M$2.2B6.2%$266.66+154.75%
28 qtrssince 2019-Q1
Decreased
0

NVIDIA Corp.

11.1M$2.1B5.8%$20.24+819.49%
28 qtrssince 2019-Q1
Increased
63

Apple Inc.

6.6M$1.8B5.1%$71.77+277.74%
28 qtrssince 2019-Q1
Increased
62

Microsoft Corp.

3.4M$1.7B4.6%$158.62+202.98%
28 qtrssince 2019-Q1
Increased
60

Amazon.com, Inc.

4.6M$1.1B2.9%$109.32+111.13%
28 qtrssince 2019-Q1
Increased
57

Alphabet Inc.

2.8M$872.9M2.4%$79.59+292.50%
28 qtrssince 2019-Q1
Increased
56

Broadcom Inc

2.2M$765.3M2.1%$61.39+460.70%
28 qtrssince 2019-Q1
Increased
57

Alphabet Inc.

2.3M$723.8M2.0%$73.23+327.69%
28 qtrssince 2019-Q1
Increased
56

Meta Platforms Inc

1.1M$697.7M1.9%$230.98+185.04%
28 qtrssince 2019-Q1
Increased
50

Tesla Inc

1.3M$606.8M1.7%$101.29+344.00%
28 qtrssince 2019-Q1
Decreased
0
VGKVGK
ETF

VANGUARD INTL EQUITY INDEX F

6.3M$526.7M1.5%$45.04+81.84%
28 qtrssince 2019-Q1
Increased
50
IEMGIEMG
ETF

ISHARES INC

7M$473.3M1.3%$45.31+48.73%
28 qtrssince 2019-Q1
Increased
50

JPMorgan Chase & Co.

1.4M$457.9M1.3%$101.35+213.49%
28 qtrssince 2019-Q1
Increased
51

Eli Lilly & Co.

368,548$397.5M1.1%$198.44+438.97%
28 qtrssince 2019-Q1
Increased
50

Visa Inc

933,067$330.8M0.9%$189.82+83.66%
28 qtrssince 2019-Q1
Increased
46

Berkshire Hathaway Inc.

595,890$298.6M0.8%$251.46+99.89%
28 qtrssince 2019-Q1
Increased
44

Johnson & Johnson

1.3M$259.7M0.7%$119.73+70.11%
28 qtrssince 2019-Q1
Decreased
0
WELLWELL
REIT

Welltower Inc.

1.3M$245.7M0.7%$79.19+131.88%
28 qtrssince 2019-Q1
Increased
44

MasterCard Incorporated

417,382$241.2M0.7%$257.18+120.89%
28 qtrssince 2019-Q1
Increased
45

Walmart Inc

2.1M$241.2M0.7%$35.44+212.39%
28 qtrssince 2019-Q1
Increased
44
$36B
AUM
939
Positions
Q4 2025
Filing
HI score · 2.5/5
Quarterly 13F Value Change
+8%Q3'24$28.1B+4%Q4'24$29.1B-1%Q1'25$28.9B+10%Q2'25$31.9B+8%Q3'25$34.5B+4%Q4'25$36B
Activity profile
$ moved · Q4'25
New5%Increased64%Decreased29%Exited2%
Composition
Equity vs derivatives
Equity100%Puts0%Calls0%
Holding period
Avg 5.5 years
<1Q3%1-4Q5%1-2Y5%2Y+88%

Asset Management One Co., Ltd. manages $36B across 939 positions as of Q4 2025. Top holdings: IVV (6.2%), NVDA (5.8%), AAPL (5.1%). Fund DNA: Steady Compounder. HoldingsIntel Score: 2.5/5.0.

Q4 2025 Summary

Active quarter - 49 new positions, 56 exits, 366 increased. Top move: NVDA (INCREASED, conviction 63). Portfolio: $36.0B across 939 positions.

Top holdings by portfolio weight

Total AUM$36B
IVV6.21%
NVDA5.81%
AAPL5.06%
MSFT4.61%
AMZN2.94%
GOOGL2.43%
AVGO2.13%
GOOG2.01%
META1.94%
TSLA1.69%
Other1.46%

Portfolio allocation by GICS sector

Sectors11
Technology28.14%
Unknown11.92%
Financial Services10.88%
Consumer Cyclical8.90%
Communication Services8.90%
Healthcare8.52%
Industrials6.85%
Real Estate6.46%
Consumer Defensive4.02%
Energy2.10%
Other3.31%

Behavioral investing profile

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Steady Compounder- primarily Technology, Unknown, Financial Services
Compare DNA across all funds
7-dimension, SEC 13F-derived research score
Solid(2.5 / 5.0)
Holdings P&L64
Conviction38
Concentration49
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Position Outcomes

Best and worst performing positions by estimated return

Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.

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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer

Verify source filings on SEC EDGAR

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