SEC 13F Intelligence

Managers / Q1 2026

MITSUI SUMITOMO INSURANCE CO LTD

CIK 0001142206 · 9, KANDA SURUGADAI 3-CHOME, CHIYODA-KU, TOKYO, M0, 101-8011 · 81332593111

Reported Value
$3.9B
Q1 2026
Positions
1
Filings on Record
2
2019–present window
Filed
May 14, 2026
original filing

Summary

Mitsui Sumitomo Insurance Co Ltd reported $3.9B in U.S.-listed holdings across 1 positions for Q1 2026.

The portfolio is heavily concentrated: WRB alone accounts for 100.0% of reported value.

Reported Value by Quarter

13F Reported Value
Q4 ’25: $3.5BQ4 ’25Q1 ’26: $3.9BQ1 ’26filingsflow.com

Portfolio Composition

By security type
Common Stock: 100.0%
  • Common Stock · 100.0% · $3.9B

Quarter-over-Quarter Changes full breakdown →

Holdings — Q1 2026

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$3.9B1May 14, 202613F-HRchanges · EDGAR ↗
Q4 2025$3.5B1Feb 17, 202613F-HRchanges · EDGAR ↗

Other Included Managers

This filing reports holdings on behalf of 1 additional manager.

  • MS&AD Insurance Group Holdings, Inc.

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.