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Earnings presentation5711Mitsubishi Materials CorporationIron & Steel, Nonferrous Metals

(Correction) Partial correction to the "Supplementary Explanatory Materials for the Fiscal Year Ending March 2026 Financial Results"

Numerical figures in the supplementary materials for the fiscal year ended March 2026 have been corrected, including changes in and forecast figures for dividends received and equity-method gains/losses, as well as capital investment. The main forecast revisions are an increase in equity-method gains/losses from 234 to 265 and an increase in “Other” under construction-basis capital investment from 140 to 150.

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What was corrected and how

A subsequent correction by the company to the contents of an already published filing.

Original disclosure13 May 2026

Supplementary Materials for the Fiscal Year Ended March 2026

Open the original document
28 daysThe pre-correction wording stayed published for this period (Calculated from the Original Disclosure Date Indicated in the Document)
This correction2026-06-10
Location of correction (where in the original document)

Page 11: “Change” for “Dividends received” and “Forecast for the fiscal year ending March 2027” and “Change” for “Equity-method gains/losses” in the table; page 15: “Other” under “Construction-basis capital investment” in the stacked bar chart for the “Forecast for the fiscal year ending March 2027”; page 26: “Other” and “Total” under “Full-year forecast for the fiscal year ending March 2027” in the table titled “Trend in equity-method investment gains/losses”

Before correction

Item Dividends received [Change] / Value +69, Item Equity-method gains/losses [Forecast for the fiscal year ending March 2027] / Value 234, Item Equity-method gains/losses [Change] / Value +22, Item Construction-basis capital investment [Other] / Value 140, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Other] / Value 164, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Total] / Value 234

After correction

Item Dividends received [Change] / Value +70, Item Equity-method gains/losses [Forecast for the fiscal year ending March 2027] / Value 265, Item Equity-method gains/losses [Change] / Value +52, Item Construction-basis capital investment [Other] / Value 150, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Other] / Value 195, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Total] / Value 265

Reason for correction

An error was found in part of the “Supplementary Materials for the Fiscal Year Ended March 2026.”

What was corrected and how
ItemDetails
Disclosure subject to correctionSupplementary Materials for the Fiscal Year Ended March 2026
Original disclosure date13 May 2026
Location of correctionPage 11: “Change” for “Dividends received” and “Forecast for the fiscal year ending March 2027” and “Change” for “Equity-method gains/losses” in the table; page 15: “Other” under “Construction-basis capital investment” in the stacked bar chart for the “Forecast for the fiscal year ending March 2027”; page 26: “Other” and “Total” under “Full-year forecast for the fiscal year ending March 2027” in the table titled “Trend in equity-method investment gains/losses”
Details of correctionItem Dividends received [Change] / Value +69, Item Equity-method gains/losses [Forecast for the fiscal year ending March 2027] / Value 234, Item Equity-method gains/losses [Change] / Value +22, Item Construction-basis capital investment [Other] / Value 140, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Other] / Value 164, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Total] / Value 234 → Item Dividends received [Change] / Value +70, Item Equity-method gains/losses [Forecast for the fiscal year ending March 2027] / Value 265, Item Equity-method gains/losses [Change] / Value +52, Item Construction-basis capital investment [Other] / Value 150, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Other] / Value 195, Item Trend in equity-method investment gains/losses [Full-year forecast for the fiscal year ending March 2027 · Total] / Value 265
Reason for correctionAn error was found in part of the “Supplementary Materials for the Fiscal Year Ended March 2026.”
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An error was found in part of the supplementary materials.

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(Correction) Partial correction to the "Supplementary Explanatory Materials for the Fiscal Year Ending March 2026 Financial Results" | Mitsubishi Materials Corporation (5711) timely disclosure | Komori