# EDGAR Filing Document

**Accession Number:** 0001333274
**File Stem:** 0001193125-26-251779
**Filing Date:** 2026-6
**Character Count:** 6289
**Document Hash:** af36f421340189e533895c2374277203
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-251779.hdr.sgml**: 20260601

**ACCESSION NUMBER**: 0001193125-26-251779

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 11

**CONFORMED PERIOD OF REPORT**: 20260601

**ITEM INFORMATION**: Submission of Matters to a Vote of Security Holders

**FILED AS OF DATE**: 20260601

**DATE AS OF CHANGE**: 20260601

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MERCER INTERNATIONAL INC.
- **CENTRAL INDEX KEY:** 0001333274
- **STANDARD INDUSTRIAL CLASSIFICATION:** PULP MILLS [2611]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 470956945
- **STATE OF INCORPORATION:** WA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-51826
- **FILM NUMBER:** 261052424

**BUSINESS ADDRESS:**
- **STREET 1:** 700 WEST PENDER STREET
- **STREET 2:** SUITE 1120
- **CITY:** VANCOUVER
- **STATE:** A1
- **ZIP:** V6C 1G8
- **BUSINESS PHONE:** 206-674-4639

**MAIL ADDRESS:**
- **STREET 1:** 14900 INTERURBAN AVENUE SOUTH
- **CITY:** SEATTLE
- **STATE:** WA
- **ZIP:** 98168

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MERCER INTERNATIONAL REGCO INC.
- **DATE OF NAME CHANGE:** 20050715

?xml version='1.0' encoding='ASCII'? 8-K

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, D.C. 20549

### FORM 8-K

#### CURRENT REPORT

#### Pursuant to Section 13 or 15(d)

#### of the Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): June 1, 2026

## MERCER INTERNATIONAL INC.

#### (Exact name of Registrant as Specified in Its Charter)

---

| | | |
|:---|:---|:---|
| **Washington** | **000-51826** | **47-0956945** |
| **(State or Other Jurisdiction**<br> **of Incorporation)** | **(Commission**<br> **File Number)** | **(IRS Employer**<br> **Identification No.)** |

---

#### Suite 1120, 700 West Pender Street, Vancouver, British Columbia, Canada, V6C 1G8

#### (Address of Principal Executive Offices)

#### Registrant's Telephone Number, Including Area Code: (604) 684-1099

#### Not Applicable

#### (Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| **Title of each class** | **Trading<br>Symbol(s)** | **Name of each exchange<br>on which registered** |
| **Common Stock, par value $1.00 per share** | **MERC** | **NASDAQ Global Select Market** |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

------

---

| | |
|:---|:---|
| **ITEM 5.07** | **Submission of Matters to a Vote of Security Holders.**  |

---

Mercer International Inc. (the "**Company**") held its 2026 Annual Meeting of Shareholders on June 1, 2026. At this meeting, shareholders were requested to (1) elect a board of directors; (2) approve, on a non-binding advisory basis, the Company's executive compensation; and (3) ratify the selection of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm, all of which were described in more detail in the Company's 2026 Definitive Proxy Statement on Schedule 14A, which was filed with the Securities and Exchange Commission on April 21, 2026. The results of voting on the matters submitted to the Company's shareholders are as follows:

Proposal 1: Election of Directors.

All of the nine nominees for the Company's board of directors were elected, and the voting results are set forth below:

---

| | | | | |
|:---|:---|:---|:---|:---|
|  | For | Against | Abstentions | Broker Non-Votes |
|  Juan Carlos Bueno | 44714550 | 268081 | 59021 | 6674322 |
|  William D. McCartney | 44739177 | 232435 | 70040 | 6674322 |
|  James Shepherd | 44752469 | 243557 | 45626 | 6674322 |
|  Linda J. Welty | 44763981 | 234704 | 42967 | 6674322 |
|  Rainer Rettig | 44718716 | 277212 | 45724 | 6674322 |
|  Alice Laberge | 44761485 | 234688 | 45479 | 6674322 |
|  Janine North | 44724623 | 271562 | 45467 | 6674322 |
|  Thomas Kevin Corrick | 44779753 | 216328 | 45571 | 6674322 |
|  Markwart von Pentz | 44781076 | 213460 | 47116 | 6674322 |

---

Proposal 2: Advisory Vote on Executive Compensation.

The non-binding resolution approving the Company's executive compensation was approved, and the voting results are set forth below:

---

| | | | |
|:---|:---|:---|:---|
| For | Against | Abstentions | Broker Non-Votes |
| 42232601 | 2708877 | 100174 | 6674322 |

---

Proposal 3: Ratification of Selection of Independent Registered Public Accounting Firm.

The selection of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for fiscal 2026 was ratified, and the voting results are set forth below:

---

| | | | |
|:---|:---|:---|:---|
| For | Against | Abstentions | Broker Non-Votes |
| 51015419 | 175603 | 524952 | 0 |

---

------

#### SIGNATURES
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 hereunto duly authorized.

---

| | |
|:---|:---|
|  | **MERCER INTERNATIONAL INC.** |
| By: | /s/ *Richard Short* |
|  | Richard Short |
|  | Chief Financial Officer |

---

Date: June 1, 2026