# EDGAR Filing Document

**Accession Number:** 0001441236
**File Stem:** 0001193125-23-084553
**Filing Date:** 2023-3
**Character Count:** 7211
**Document Hash:** b632aefedf804f90bf078c7967d1c538
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-084553.hdr.sgml**: 20230330

**ACCESSION NUMBER**: 0001193125-23-084553

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 8

**FILED AS OF DATE**: 20230330

**DATE AS OF CHANGE**: 20230330

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Clearwater Paper Corp
- **CENTRAL INDEX KEY:** 0001441236
- **STANDARD INDUSTRIAL CLASSIFICATION:** PAPERBOARD MILLS [2631]
- **IRS NUMBER:** 203594554
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-34146
- **FILM NUMBER:** 23777222

**BUSINESS ADDRESS:**
- **STREET 1:** 601 WEST RIVERSIDE AVENUE
- **STREET 2:** SUITE 1100
- **CITY:** SPOKANE
- **STATE:** WA
- **ZIP:** 99201
- **BUSINESS PHONE:** 509.344.5900

**MAIL ADDRESS:**
- **STREET 1:** 601 WEST RIVERSIDE AVENUE
- **STREET 2:** SUITE 1100
- **CITY:** SPOKANE
- **STATE:** WA
- **ZIP:** 99201

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Potlatch Forest Products CORP
- **DATE OF NAME CHANGE:** 20080728

##### [**Table of Contents**](#toc)

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**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**SCHEDULE 14A INFORMATION** 

**Proxy Statement Pursuant to Section 14(a) of the** 

**Securities Exchange Act of 1934** 

**(Amendment No.)** 

Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐

Check the appropriate box:

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| | |
|:---|:---|
| ☐ | Preliminary Proxy Statement |
| ☐ | **Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))** |
| ☐ | Definitive Proxy Statement |
| ☒ | Definitive Additional Materials |
| ☐ | Soliciting Material Pursuant to §240.14a-12 |
| **CLEARWATER PAPER CORPORATION** | **CLEARWATER PAPER CORPORATION** |
| **(Name of registrant as specified in its charter)** | **(Name of registrant as specified in its charter)** |
| **(Name of person(s) filing proxy statement, if other than the registrant)** | **(Name of person(s) filing proxy statement, if other than the registrant)** |
| Payment of Filing Fee (Check the appropriate box): | Payment of Filing Fee (Check the appropriate box): |
| ☒ | No fee required. |
| ☐ | Fee paid previously with preliminary materials. |
| ☐ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11. |

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##### [**Table of Contents**](#toc)

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| | |
|:---|:---|
| ![LOGO](g478651dsp002a.jpg) | ![LOGO](g478651dsp002b.jpg) |

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You invested in CLEARWATER PAPER CORPORATION and it's time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. **This is an important notice regarding the availability of proxy material for the stockholder meeting to be held on May 11, 2023.** 

Get informed before you vote

View the Notice & Proxy Statement, Annual Report/10K online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 27, 2023. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

![LOGO](g478651dsp002c.jpg)

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| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp; ![LOGO](g478651dsp2.jpg) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ![LOGO](g478651dsp002e.jpg)  | **Vote in Person at the Meeting\***<br> May 11, 2023<br> 9:00 AM PDT |  |
| &nbsp;&nbsp;&nbsp; ![LOGO](g478651dsp2.jpg) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ![LOGO](g478651dsp002e.jpg)  | **Vote in Person at the Meeting\***<br> May 11, 2023<br> 9:00 AM PDT | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Grand Hyatt, 721 Pine Street<br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Seattle, WA 98101<br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;or attend virtually at<br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;https://register.proxypush*.*com*/C*LW  |
| &nbsp;&nbsp;&nbsp; ![LOGO](g478651dsp2.jpg) |  |  |  |

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&nbsp;&nbsp;&nbsp;&nbsp;\* Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

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##### [**Table of Contents**](#toc)

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| | |
|:---|:---|
| **Vote at www.ProxyVote.com** | **Control # XXXX XXXX XXXX XXXX** |

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&nbsp;&nbsp;&nbsp;&nbsp;**THIS IS NOT A VOTABLE BALLOT** 

This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters.

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| | |
|:---|:---|
| SHARE CLASSES REPRESENTED FOR VOTING | SHARE CLASSES REPRESENTED FOR VOTING |
| THE COMPANY NAME INC. - COMMON ASDFGHJKL | 123456789.1234 |
| THE COMPANY NAME INC.- CLASS A | 123456789.1234 |
| THE COMPANY NAME INC.- CLASS B | 123456789.1234 |
| THE COMPANY NAME INC.- CLASS C | 123456789.1234 |
| THE COMPANY NAME INC.- CLASS D | 123456789.1234 |
| THE COMPANY NAME INC. - CLASS E | 123456789.1234 |
| THE COMPANY NAME INC. - CLASS F | 123456789.1234 |
| THE COMPANY NAME INC. - 401 K | 123456789.1234 |

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| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;**Voting Items** | &nbsp;&nbsp;&nbsp;&nbsp;**Voting Items** | **Board Recommends** | **Board Recommends** |
| 1. | Election of Directors |  |  |
|  | **Nominees:** |  |  |
| 1a. | Joe W. Laymon | ![LOGO](g478651dsp002f.jpg) | **For** |
| 1b. | John P. O'Donnell | ![LOGO](g478651dsp002f.jpg) | **For** |
| 1c. | Christine M. Tucker | ![LOGO](g478651dsp002f.jpg) | **For** |
| 2 | Ratification of the appointment of KPMG, LLP as the Company independent registered public accounting firm<br>for 2023. | ![LOGO](g478651dsp002f.jpg) | **For** |
| 3 | Advisory vote to approve named executive officer compensation. | ![LOGO](g478651dsp002f.jpg) | **For** |
| 4 | To recommend, by non-binding vote, the frequency of executive compensation votes. | ![LOGO](g478651dsp003a.jpg) | **Year** |
| 5 | Approve amendment to Clearwater Paper 2017 Stock Incentive Plan | ![LOGO](g478651dsp002f.jpg) | **For** |
| **NOTE:** This proxy proposal will be voted as directed but if not otherwise directed, for each director, for proposals 2,3 and 5 and for one (1) year on proposal 4. | **NOTE:** This proxy proposal will be voted as directed but if not otherwise directed, for each director, for proposals 2,3 and 5 and for one (1) year on proposal 4. | **NOTE:** This proxy proposal will be voted as directed but if not otherwise directed, for each director, for proposals 2,3 and 5 and for one (1) year on proposal 4. | **NOTE:** This proxy proposal will be voted as directed but if not otherwise directed, for each director, for proposals 2,3 and 5 and for one (1) year on proposal 4. |

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Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Sign up for E-delivery".

FLASHID-JOB#