---
title: "MUFG Financial Group Q4 2025: $66.94B 13F Book in a Single Position"
type: research
slug: mufg-financial-group-q4-2025-single-position-signal
canonical_url: https://13finsight.com/research/mufg-financial-group-q4-2025-single-position-signal
published_at: 2026-03-29T09:41:16.824Z
updated_at: 2026-03-29T09:41:19.439Z
author: Marcus Chen
author_title: Senior Market Analyst
author_url: https://13finsight.com/authors/marcus-chen
word_count: 139
locale: en
source: 13F Insight
---

# MUFG Financial Group Q4 2025: $66.94B 13F Book in a Single Position

> MITSUBISHI UFJ FINANCIAL GROUP disclosed a one-line Q4 2025 13F portfolio worth $66.94B, fully allocated to MS.

MITSUBISHI UFJ FINANCIAL GROUP INC in Q4 2025 MITSUBISHI UFJ FINANCIAL GROUP INC reported $66.94B in 13F AUM for 2025Q4 with 1 disclosed positions. Filer page: MITSUBISHI UFJ FINANCIAL GROUP INC. Related stock pages: MS JPM BAC C GS MSFT. Top holdings and concentration The largest line item was MS at 100.00% ($66.94B). The top five accounted for 100.00% of the portfolio. TickerValueWeightSharesMS$66.94B100.00%377.09M AUM history The AUM series moved from $35.51B (2024Q1) to $66.94B (2025Q4). Recent values were $53.12B, $59.94B, and $66.94B. Why this matters Scale: $66.94B creates large dollar impact from small percentage shifts. Signal names: MS are the positions to monitor for persistence or rotation. Monitoring setup: Track both the filer page and linked stock pages to detect cross-quarter changes. Continue tracking via the filer detail page and these stock pages: MS JPM BAC C GS MSFT.

## FAQ

### What was MITSUBISHI UFJ FINANCIAL GROUP INC 13F AUM in Q4 2025?

MITSUBISHI UFJ FINANCIAL GROUP INC reported $66.94B in 13F AUM for 2025Q4.

### What was the largest Q4 2025 holding for MITSUBISHI UFJ FINANCIAL GROUP INC?

The largest disclosed position was MS at 100.00% ($66.94B).

### How concentrated was the top of the portfolio?

The top five holdings represented 100.00% of the portfolio.

### How did AUM change into Q4 2025?

The latest reported value was $66.94B, versus $59.94B in Q3 2025.

### Where can I follow future position changes?

Use /filers/mitsubishi-ufj-financial-group-inc-0000067088 and linked stock pages such as /stocks/MS, /stocks/JPM, /stocks/BAC.

---

Source: 13F Insight — https://13finsight.com/research/mufg-financial-group-q4-2025-single-position-signal
Author: Marcus Chen — https://13finsight.com/authors/marcus-chen
Last updated: 2026-03-29T09:41:19.439Z