Mathew D. Passarello - 15 May 2026 Form 4 Insider Report for Clearwater Paper Corp (CLW)

Reporting relationship: Sr. V.P.
Issuer ticker: CLW
Reported as of: 15 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 19 May 2026, 17:18:38 UTC
Prior SEC filing: 17 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/Marc D. Rome, Attorney-in-Fact

Key filing fact

Mathew D. Passarello filed Form 4 for Clearwater Paper Corp (CLW) on 19 May 2026.

Key facts

This page summarizes Mathew D. Passarello's Form 4 filing for Clearwater Paper Corp (CLW).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 19 May 2026, 17:18.

Change

Previous filing in this sequence was filed on 17 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002049395 Primary reporting owner

Passarello Mathew D

Relationship: Sr. V.P.
Address: 601 W RIVERSIDE AVE. SUITE 300, SPOKANE
Signature: /s/Marc D. Rome, Attorney-in-Fact
Signature date: 19 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CLW transaction

Common Stock

Tax liability

Transaction value
Shares: -179
Change %: -0.68%
Price: $13.72^*
Shares after: 26,214
Date: 15 May 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents shares withheld by Clearwater Paper Corporation to satisfy tax withholding requirements due at settlement of the 2024 grant of restricted stock units that vested May 15, 2026.