SEC ownership of Clearwater Paper Corp

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001441236.

Comparable stake leader

SOUTHEASTERN ASSET MANAGEMENT INC/TN/

Disclosed value leader

SOUTHEASTERN ASSET MANAGEMENT INC/TN/

Comparable rows

50/50

Latest evidence

15 Aug 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
SOUTHEASTERN ASSET MANAGEMENT INC/TN/
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
15 Aug 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001441236
Issuer location
Spokane, WA

Ownership snapshot

Top shareholders of Clearwater Paper Corp (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
SOUTHEASTERN ASSET MANAGE...
Disclosed value leader
SOUTHEASTERN ASSET MANAGE...
Comparable rows
50/50
Latest evidence
15 Aug 2026
13D/G 13F 3/4/5 Lead comparable stake: 8.6% 13D/G row: SOUTHEASTERN ASSET MANAGEMENT INC/TN/ Showing 1-8 of 50 holder rows.

Quick read

SOUTHEASTERN ASSET MANAGEMENT INC/TN/ leads the comparable SEC ownership view at 8.6%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens SOUTHEASTERN ASSET MANAGEMENT INC/TN/'s linked filing trail.
Comparable ownership Top 5
SOUTHEASTERN ASSET MANAGEMENT INC... 8.6%
BlackRock, Inc. 7.1%
DIMENSIONAL FUND ADVISORS LP 6.6%
GATE CITY CAPITAL MANAGEMENT, LLC 5.8%
Arsen S. Kitch 2.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
SOUTHEASTERN ASSET MANAGEMENT INC/TN/
13D/G 13F
Southeastern Asset Management, Inc. · Company
8.6%
$28,046,688
1,380,930 shares
+$8,997,513 31 Dec 2025
BlackRock, Inc.
13F 13D/G
Company
7.1%
from 13D/G
$19,788,254
1,262,006 shares
30 Jun 2026
DIMENSIONAL FUND ADVISORS LP
13F 13D/G
Company
6.6%
from 13D/G
$16,658,892
1,062,406 shares
30 Jun 2026
GATE CITY CAPITAL MANAGEMENT, LLC
13F 13D/G
Company
5.8%
from 13D/G
$14,715,617
938,496 shares
30 Jun 2026
Arsen S. Kitch
3/4/5
President, CEO
2.5%
$5,795,557
403,029 shares
18 May 2026
Steve M. Bowden
3/4/5
Sr. V.P.
0.5%
$1,233,515
80,307 shares
-$161,246 15 Mar 2026
Sherri Baker
3/4/5
SVP, CFO
0.25%
$640,480
40,847 shares
15 Aug 2026
Mathew D. Passarello
3/4/5
Sr. V.P.
0.16%
$376,957
26,214 shares
15 May 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$161,246.

Buys
$0
Insiders: 0
Sells
$161,246
Insiders: 1
Net
-$161,246
Shares: -8,889
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 8,889
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 8,889 $0 $161,246 -$161,246
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 22 reporting-owner rows connected to Clearwater Paper Corp. Open a relationship link for the CIK-to-CIK filing trail.

Rows
22
Largest Forms 3/4/5 holder
Arsen S. Kitch
Net 12M change
-$161,246
Latest report
15 Aug 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Arsen S. Kitch President, CEO $5,795,557 Mixed 18 May 2026
Michael John Murphy Sr. VP, CFO $3,369,001 Mixed 13 Apr 2023
William D. Larsson Director $2,313,356 Mixed 18 May 2021
Michael S. Gadd SVP, GC, Corp Secretary $2,261,958 Mixed 15 Mar 2025
Kari G. Moyes Svp, Hr $1,952,907 Filing P/S 15 Mar 2025
Kevin J. Hunt Director $1,549,393 Mixed 10 May 2024
Steve M. Bowden Sr. V.P. $1,233,515 -$161,246 -12% Mixed 15 Mar 2026
Joanne P. Shufelt Svp, Gm, Cpd $978,774 Mixed 15 Jun 2021
Alexander Toeldte Director $973,160 Mixed 08 May 2026
John P. O'Donnell Director $890,127 Mixed 08 May 2026
Michael J. Urlick Sr. V.P. $746,354 Mixed 15 Mar 2025
Joe W. Laymon Director $693,894 Mixed 08 May 2026
John J. Corkrean Director $693,894 Mixed 08 May 2026
Sherri Baker Svp, Cfo $640,480 Median 15 Aug 2026
Ann C. Nelson Director $561,710 Mixed 08 May 2026
Jeanne M. Hillman Director $503,260 Mixed 01 Jul 2026
Tucker Christine M. Vickers Director $459,157 Mixed 08 May 2026
Sean M. Krajnik Senior Vice President $382,049 Mixed 15 Mar 2026
Mathew D. Passarello Sr. V.P. $376,957 Mixed 15 May 2026
Rebecca Anne Barckley VP, Controller $310,625 Mixed 15 Mar 2026

Recent insider transactions for Clearwater Paper Corp

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Sherri Baker CLW Common Stock Tax liability -10.2% -4,634 40,847 15 Aug 2026 Direct
Marc D. Rome CLW Common Stock Tax liability -1.18% -226 18,874 01 Jul 2026 Direct
Jeanne M. Hillman CLW Phantom Stock Units Award 13.3% 1,550 13,173 01 Jul 2026 Direct
Arsen S. Kitch CLW Common Stock Award 2.32% 9,154 403,029 18 May 2026 Direct
Mathew D. Passarello CLW Common Stock Tax liability -0.68% -179 26,214 15 May 2026 Direct
Tucker Christine M. Vickers CLW Phantom Common Stock Award 46.2% 8,392 26,540 08 May 2026 Direct
Alexander Toeldte CLW Phantom Common Stock Award 21.8% 8,392 46,856 08 May 2026 Direct
John P. O'Donnell CLW Phantom Common Stock Award 23.8% 8,392 43,575 08 May 2026 Direct
Ann C. Nelson CLW Phantom Common Stock Award 37.8% 8,392 30,594 08 May 2026 Direct
Joe W. Laymon CLW Phantom Common Stock Award 30.6% 8,392 35,818 08 May 2026 Direct
Jeanne M. Hillman CLW Phantom Common Stock Award 64.9% 8,392 21,325 08 May 2026 Direct
John J. Corkrean CLW Phantom Common Stock Award 30.6% 8,392 35,818 08 May 2026 Direct
Jeanne M. Hillman CLW Phantom Stock Units Award 16.9% 1,677 11,624 01 Apr 2026 Direct
Marc D. Rome CLW Common Stock Tax liability -3.28% -648 19,100 15 Mar 2026 Direct
Mathew D. Passarello CLW Common Stock Tax liability -1.46% -390 26,393 15 Mar 2026 Direct
Sean M. Krajnik CLW Common Stock Tax liability -5.15% -1,350 24,873 15 Mar 2026 Direct
Arsen S. Kitch CLW Common Stock Tax liability -3.32% -13,523 393,875 15 Mar 2026 Direct
Steve M. Bowden CLW Common Stock Tax liability -1.82% -1,487 80,307 15 Mar 2026 Direct
Rebecca Anne Barckley CLW Common Stock Tax liability -2.05% -423 20,223 15 Mar 2026 Direct
Sherri Baker CLW Common Stock Tax liability -2.35% -1,093 45,481 15 Mar 2026 Direct
Virginia L. Aulin CLW Common Stock Tax liability -2.86% -381 12,919 15 Mar 2026 Direct
Marc D. Rome CLW Common Stock Award 137.2% 11,422 19,748 26 Feb 2026 Direct
Mathew D. Passarello CLW Common Stock Award 63.7% 10,422 26,783 26 Feb 2026 Direct
Sean M. Krajnik CLW Common Stock Award 69% 10,708 26,223 26 Feb 2026 Direct
Arsen S. Kitch CLW Common Stock Award 25.8% 83,623 407,398 26 Feb 2026 Direct
Steve M. Bowden CLW Common Stock Award 19.4% 13,278 81,794 26 Feb 2026 Direct
Rebecca Anne Barckley CLW Common Stock Award 26.6% 4,338 20,646 26 Feb 2026 Direct
Sherri Baker CLW Common Stock Award 48.5% 15,220 46,574 26 Feb 2026 Direct
Virginia L. Aulin CLW Common Stock Award 302.3% 9,994 13,300 26 Feb 2026 Direct
Marc D. Rome CLW Common Stock Tax liability -0.96% -81 8,326 15 Jan 2026 Direct
Jeanne M. Hillman CLW Phantom Stock Units Award 16.2% 1,384 9,947 01 Jan 2026 Direct
Steve M. Bowden CLW Common Stock Sale -11.5% $161,246 $18.14 -8,889 68,516 28 Nov 2025 Direct
Jeanne M. Hillman CLW Phantom Stock Units Award 16.3% 1,197 8,563 01 Oct 2025 Direct
* marks a reported price that did not pass the local price check.
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