# EDGAR Filing Document

**Accession Number:** 0000886977
**File Stem:** 0001193125-25-214347
**Filing Date:** 2025-9
**Character Count:** 13102
**Document Hash:** 6c43a0f6ea4f7e36d0cf1890bd9f7611
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-214347.hdr.sgml**: 20250924

**ACCESSION NUMBER**: 0001193125-25-214347

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250924

**DATE AS OF CHANGE**: 20250924

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** METHANEX CORP
- **CENTRAL INDEX KEY:** 0000886977
- **STANDARD INDUSTRIAL CLASSIFICATION:** INDUSTRIAL ORGANIC CHEMICALS [2860]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-43811
- **FILM NUMBER:** 251335532

**BUSINESS ADDRESS:**
- **STREET 1:** 1800 WATERFRONT CENTER
- **STREET 2:** 200 BURRARD STREET
- **CITY:** VANCOUVER BC CANADA
- **STATE:** A1
- **ZIP:** 00000
- **BUSINESS PHONE:** 6046847500

**MAIL ADDRESS:**
- **STREET 1:** 1800 WATERFRONT CENTER
- **STREET 2:** 200 BURRARD STREET
- **CITY:** VANCOUVER BC CANADA
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** M&G INVESTMENT MANAGEMENT LTD
- **CENTRAL INDEX KEY:** 0000922898

**ORGANIZATION NAME:**
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 10 FENCHURCH AVENUE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** EC3M 5AG
- **BUSINESS PHONE:** 02075482293

**MAIL ADDRESS:**
- **STREET 1:** 10 FENCHURCH AVENUE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** EC3M 5AG

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 1)**

**Methanex Corporation**

*(Name of Issuer)*

**Common Stock**

*(Title of Class of Securities)*

**59151K108**

*(CUSIP Number)*

**M&G Investment Management Ltd**<br>10 Fenchurch Avenue<br>London X0 EC3M 5AG<br>44 (0) 207 548 6600

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**07/30/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **59151K108** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**M&G Investment Management Limited** | Name of reporting person<br>**M&G Investment Management Limited** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X0** | Citizenship or place of organization<br>**X0** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**12756931.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**12756931.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**0.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**12756931.00** | Aggregate amount beneficially owned by each reporting person<br>**12756931.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**16.49%** | Percent of class represented by amount in Row (11)<br>**16.49%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IA** | Type of Reporting Person (See Instructions)<br>**IA** | |

---

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock

**(b) Name of Issuer:**
Methanex Corporation

**(c) Address of Issuer's Principal Executive Offices:**
1800 Waterfront Centre, 200 Burrard Street, Vancouver, BC, Z4, V6C 3M1

This statement on Schedule 13D relates to the shares of common stock of Methanex Corp, a British Columbia corporation (the "Issuer"). The address of the principal executive offices is:

**Item 4. Purpose of Transaction**

The Reporting Person acquired the Common Stock to which this Schedule 13D relates for investment purposes in the ordinary course of business. The Reporting Person acquired the Common Stock because they believed that the Common Stock reported herein, when purchased, were undervalued and represented an attractive investment opportunity.

The Reporting Person and their representatives have, from time to time, engaged in, and expect to continue to engage in, discussions with members of management and the board of directors of the Issuer (the "Board"), other current or prospective shareholders, industry analysts, existing or potential strategic partners or competitors, investment and financing professionals, sources of credit and other third parties regarding a variety of matters relating to the Issuer, which may include, among other things, the Issuer's business, management, capital structure and allocation, environmental, social and governance matters, Board composition and strategic alternatives and direction, and may take other steps seeking to bring about changes to increase shareholder value as well as pursue other plans or proposals that relate to or could result in any of the matters set forth in clauses (a)-(j) of Item 4 of Schedule 13D.

The Reporting Person intend to review their investment in the Issuer on a continuing basis. Depending on various factors, including, without limitation, the outcome of any discussions referenced above, the Issuer's financial position, results and strategic direction, actions taken by the Issuer's management and the Board, price levels of the Common Stock, other investment opportunities available to the Reporting Person, conditions in the securities market and general economic and industry conditions, the Reporting Person reserve the right in the future to take such actions with respect to their investment in the Issuer as they deem appropriate, including, without limitation, exchanging information with the Issuer pursuant to appropriate confidentiality or similar agreements; proposing changes in the Issuer's operations, governance or capitalization; acquiring additional Common Stock and/or other equity, debt, notes, instruments or other securities of the Issuer (collectively, "Securities") or disposing of some or all of the Securities beneficially owned by them, in public market or privately negotiated transactions; entering into financial instruments or other agreements that increase or decrease the Reporting Person' economic exposure with respect to their investment in the Issuer; and/or otherwise changing their intention with respect to any and all matters referred to in Item 4 of Schedule 13D.

**Item 5. Interest in Securities of the Issuer**

**(a)**
M&G Investment Management Limited (MAGIM) own 12,756,931 shares of Common Stock, which represents approximately 16.49% of 77,339,520 outstanding shares of Common Stock of Methanex, as published by the Issuer on July 30, 2025

**(b)**
M&G Investment Management has sole voting and investment discretion with respect to the shares

**(c)**
The table below details all transactions since the last 13D filed, on behalf of the Reporting Persons identified above on 23rd April 2025, until the date of this filing.

Acquirer/Disposer	                                        Trade Date	       Transaction Type	  Amount of Shares	            Price Per Share		        Where/How Effected
M&G Investment Management Limited	        29 Apr 2025               BUY	                  2,400.00 	                             $31.48 			              Internal Transfer
M&G Investment Management Limited	        29 Apr 2025               SELL	                  2,400.00 	                             $31.48 			              Internal Transfer
M&G Investment Management Limited	        02 May 2025              BUY	                  5,000.00 	                             $32.25 			              Internal Transfer
M&G Investment Management Limited	        02 May 2025              SELL	                  5,000.00 	                             $32.25 			              Internal Transfer
M&G Investment Management Limited	        16 May 2025              BUY	                  2,200.00 	                             $33.61 			              Internal Transfer
M&G Investment Management Limited	        16 May 2025              SELL	                  2,200.00 	                             $33.61 			              Internal Transfer
M&G Investment Management Limited	        19 May 2025              SELL	                  300.00   	                             $33.94 			              Internal Transfer
M&G Investment Management Limited	        19 May 2025              BUY	                  300.00   	                             $33.94 			              Internal Transfer
M&G Investment Management Limited	        04 Jun 2025               BUY	                  10,000.00 	                             $33.19 			              Internal Transfer
M&G Investment Management Limited	        04 Jun 2025              SELL	                  10,000.00 	                             $33.19 			              Internal Transfer
M&G Investment Management Limited	        05 Jun 2025              BUY	                  8,876.00 	                             $33.41 			              Internal Transfer
M&G Investment Management Limited	        05 Jun 2025              SELL	                  8,876.00 	                             $33.39 			              Internal Transfer
M&G Investment Management Limited	        10 Jun 2025              SELL	                  9,000.00 	                             $33.51 			              Internal Transfer
M&G Investment Management Limited	        10 Jun 2025              BUY	                  9,000.00 	                             $33.48 			              Internal Transfer
M&G Investment Management Limited	        11 Jun 2025              BUY	                  3,563.00 	                             $34.21 			              Internal Transfer
M&G Investment Management Limited	        11 Jun 2025              SELL	                  3,563.00 	                             $34.17 			              Internal Transfer
M&G Investment Management Limited	        18 Jun 2025              BUY	                  5,000.00 	                             $36.98 			              Internal Transfer
M&G Investment Management Limited	        18 Jun 2025              SELL	                  5,000.00 	                             $36.95 			              Internal Transfer
M&G Investment Management Limited	        24 Jun 2025              SELL	                  912.00   	                             $35.10 			              Internal Transfer
M&G Investment Management Limited	        24 Jun 2025              BUY	                  912.00   	                             $35.10 			              Internal Transfer
M&G Investment Management Limited	        26 Jun 2025              BUY	                  3,424.00 	                             $35.39 			              Internal Transfer
M&G Investment Management Limited	        26 Jun 2025             SELL	                  3,424.00 	                             $35.39 			              Internal Transfer
M&G Investment Management Limited	        08 Jul 2025              BUY	                  3,493.00 	                             $34.86 			              Internal Transfer
M&G Investment Management Limited	        08 Jul 2025              SELL	                  300.00   	                             $34.99 			              Internal Transfer
M&G Investment Management Limited	        08 Jul 2025              SELL	                  3,193.00 	                             $34.85 			              Internal Transfer
M&G Investment Management Limited	        23 Jul 2025              SELL	                  3,500.00 	                             $35.13 			              Internal Transfer
M&G Investment Management Limited	        23 Jul 2025              BUY	                  3,500.00 	                             $35.06 			              Internal Transfer

**Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.**

Not applicable

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** M&G Investment Management Limited

**Signature:** /s/ Tamara Postoj

**Name/Title:** Tamara Postoj, Regulatory Reporting Technical Manager

**Date:** 09/24/2025