13F Insight
DOSSIER · 13F-HR · Q3 2026

Mitsubishi UFJ Trust & Banking Corp

$47.2B in tracked AUM across 2,641 positions as of Q3 2026.

MU
CIK 0001462160 · last filed Sep 30, 2026
Total AUM
$47.2B
as of Q3 2026
Holdings
2,641
—
positions
Whale Score
59
59
tracked
Activity
—
no data
changes this Q
AI Analysis · Q3 2026
Comprehensive Analysis of Mitsubishi UFJ Trust & Banking Corp 13F Filing
Portfolio Overview

Mitsubishi UFJ Trust & Banking Corp manages a substantial and diversified portfolio valued at $45.54 billion as of September 30, 2025. This represents a growth of +5.5% from the previous quarter's value of $43.17 billion. The portfolio is highly diversified, encompassing 1,600 individual holdings, which suggests a passive or index-hugging core supplemented by active satellite strategies....

Despite the overall growth in portfolio value, the quarter was characterized by defensive positioning and active rotation. The filer executed a high volume of trades, with 31 positions reduced and only 13 increased, alongside the creation of 6 new positions and the exit from 6 others. This level of churn indicates a dynamic management style focused on risk management and profit-taking rather than static accumulation.

Key Holdings

The portfolio is heavily concentrated in the "Magnificent Seven" and other mega-cap technology leaders, which dominate the top tiers of the holdings list.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q3 2026. Methodology

Quarter at a glance — Q3 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q3 2026. Source: SEC EDGAR 13F-HR filings.

#HoldingValueSharesWeight
01
NVDA
NVIDIA CORPORATION
$2.8B12.2M5.9%02
AAPL
APPLE INC
$2.6B7.7M5.4%03
MSFT
MICROSOFT CORP
$2.0B3.9M4.2%04
G0593M107
ASTRAZENECA PLC
$1.6B103K3.5%05
AMZN
AMAZON.COM INC.
$1.4B5.6M2.9%06
GOOGL
ALPHABET INC/CA-CL A
$1.1B3.2M2.3%07
META
META PLATFORMS INC-A
$922M1.3M2.0%08
AVGO
BROADCOM INC
$867M2.5M1.8%09
GOOG
ALPHABET INC/CA-CL C
$863M2.5M1.8%10
MU
MICRON TECHNOLOGY INC
$603M566K1.3%

Filing history

2026Q3Sep 30
$47.2B▲ 3.2%
2,641 positionsView →2026Q2Jun 30
$45.7B▲ 12.7%
2,040 positionsView →2026Q1Mar 31
$40.6B▼ 3.7%
1,721 positionsView →2025Q4Dec 31
$42.1B▼ 7.5%
1,557 positionsView →2025Q3Sep 30
$45.5B▲ 5.5%
1,600 positionsLocked2025Q2Jun 30
$43.2B▲ 12.4%
1,710 positionsLocked2025Q1Mar 31
$38.4B▼ 9.7%
1,427 positionsLocked2024Q4Dec 31
$42.6B▼ 2.9%
1,548 positionsLocked2024Q3Sep 30
$43.8B▲ 4.4%
1,548 positionsLocked2024Q2Jun 30
$42.0B▼ 3.8%
1,871 positionsLocked2024Q1Mar 31
$43.6B▲ 2.7%
2,001 positionsLocked2023Q4Dec 31
$42.5B▲ 6.3%
2,036 positionsLocked
Showing 12 of 68