# EDGAR Filing Document

**Accession Number:** 0000866028
**File Stem:** 0001062993-23-007873
**Filing Date:** 2023-3
**Character Count:** 4896
**Document Hash:** 6515aea4d4e195af63e28bf8c8a8896c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001062993-23-007873.hdr.sgml**: 20230328

**ACCESSION NUMBER**: 0001062993-23-007873

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 4

**CONFORMED PERIOD OF REPORT**: 20230328

**FILED AS OF DATE**: 20230328

**DATE AS OF CHANGE**: 20230328

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** POLYMET MINING CORP
- **CENTRAL INDEX KEY:** 0000866028
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32929
- **FILM NUMBER:** 23769504

**BUSINESS ADDRESS:**
- **STREET 1:** 444 CEDAR STREET
- **STREET 2:** SUITE 2060
- **CITY:** ST. PAUL
- **STATE:** MN
- **ZIP:** 55101
- **BUSINESS PHONE:** 416-915-4149

**MAIL ADDRESS:**
- **STREET 1:** 444 CEDAR STREET
- **STREET 2:** SUITE 2060
- **CITY:** ST. PAUL
- **STATE:** MN
- **ZIP:** 55101

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FLECK RESOURCES LTD
- **DATE OF NAME CHANGE:** 19950606

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**UNITED STATES<br>SECURITIES AND EXCHANGE COMMISSION**<br>Washington, D.C. 20549

**FORM 6-K**

**REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 <br>UNDER THE SECURITIES EXCHANGE ACT OF 1934**

For the month of **March 2023**

Commission File Number: **001-32929**

**<u>POLYMET MINING CORP.</u>**<br>(Translation of registrant's name into English)

**444 Cedar Street, Suite 2060, <u><br>St. Paul, MN 55101</u>**<br>(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ] Form 20-F [ X ] Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): [&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ]

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): [&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ]

EXPLANATORY NOTE

This report on Form 6-K and attached exhibit are incorporated by reference into Registration Statement No. 333-192208 and No. 333-270034 and this report on Form 6-K shall be deemed a part of such registration statement from the date on which this report on Form 6-K is filed, to the extent not superseded by documents or reports subsequently filed or furnished by PolyMet Mining Corp. under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended.

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**<u>SUBMITTED HEREWITH</u>**

<u>Exhibits</u>

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| | |
|:---|:---|
| **Exhibit** | **Description** |
| [99.1](exhibit99-1.htm) | [Notice of Meeting and Record Date](exhibit99-1.htm) |

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**<u>SIGNATURES</u>**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | | |
|:---|:---|:---|
|  | **PolyMet Mining Corp.** | **PolyMet Mining Corp.** |
|  | (Registrant) | (Registrant) |
| Date: March 28, 2023 | By: | */s/ Jonathan Cherry* |
|  |  | Jonathan Cherry |
|  | Title: | Chairman, President and CEO |

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## Exhibit 99.1

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| | |
|:---|:---|
| Date: March 28, 2023 | ![](exhibit99-1x001.jpg)<br>510 Burrard St, 3rd Floor<br>Vancouver BC, V6C 3B9<br><u>www.computershare.com</u> |

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To: All Canadian Securities Regulatory Authorities

**Subject: POLYMET MINING CORP.**

Dear Sir/Madam: <br>We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:

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| | |
|:---|:---|
| Meeting Type : | Annual General Meeting |
| Record Date for Notice of Meeting : | April 26, 2023 |
| Record Date for Voting (if applicable) : | April 26, 2023 |
| Beneficial Ownership Determination Date : | April 26, 2023 |
| Meeting Date : | June 14, 2023 |
| Meeting Location (if available) : | Vancouver, BC |
| Issuer sending proxy related materials directly to NOBO: | No |
| Issuer paying for delivery to OBO: | No |
| **Notice and Access (NAA) Requirements:** | **Notice and Access (NAA) Requirements:** |
| &nbsp;&nbsp;&nbsp;&nbsp;NAA for Beneficial Holders | Yes |
| &nbsp;&nbsp;&nbsp;&nbsp;Beneficial Holders Stratification Criteria: | Not Applicable |
| &nbsp;&nbsp;&nbsp;&nbsp;NAA for Registered Holders | Yes |
| &nbsp;&nbsp;&nbsp;&nbsp;Registered Holders Stratification Criteria: | Not Applicable |

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**Voting Security Details:**

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| | | |
|:---|:---|:---|
| **Description** | **CUSIP Number** | **ISIN** |
| COMMON CLASS | 731916409 | CA7319164090 |

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Sincerely, <br>**Computershare** <br> Agent for POLYMET MINING CORP.

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