SIMPLEX TRADING, LLC

Position in CLW — Clearwater Paper Corp

CIK 1488542 CHICAGO, IL

Position in CLW

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$317,107

+$198,683 QoQ

Shares Held

22,052

+224.0% QoQ

Ownership

0.137%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

19 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

SIMPLEX TRADING, LLC holds $317,107 across 1 Paper & Paper Products name. CLW ranks #1 (100.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	CLW	Clearwater Paper Corp This page	22,052	$317,107

19 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$317,107	22,052	+224.0%	Shares	Sole	2026-05-14
2025-12-31	$118,424	6,806	-12.4%	Shares	Sole	2026-02-11
2025-09-30	$161,284	7,769	+1794.9%	Shares	Sole	2025-11-12
2025-06-30	$11,168	410	-98.2%	Shares	Sole	2025-08-05
2025-03-31	$564,609	22,255	-40.7%	Shares	Sole	2025-05-12
2024-12-31	$1,117,446	37,536	+1221.2%	Shares	Sole	2025-02-11
2024-09-30	$81,082	2,841	+4715.3%	Shares	Sole	2024-11-08
2024-06-30	$2,859	59	-95.8%	Shares	Sole	2024-07-25
2023-03-31	$46,487	1,391	-71.5%	Shares	Sole	2023-04-27
2022-09-30	$183,262	4,874	+79.3%	Shares	Sole	2022-11-04
2022-06-30	$91,406	2,718	+49.5%	Shares	Sole	2022-08-03
2022-03-31	$50,958	1,818	-77.9%	Shares	Sole	2022-05-02
2021-12-31	$301,170	8,213	+154.0%	Shares	Sole	2022-02-23
2021-09-30	$123,920	3,233	0.0%	Shares	Sole	2021-10-28
2021-06-30	$93,660	3,233	-70.6%	Shares	Sole	2021-08-12
2021-03-31	$413,330	10,987	-36.8%	Shares	Sole	2021-04-26
2020-09-30	$659,511	17,383	-14.1%	Shares	Sole	2020-10-14
2020-06-30	$730,801	20,227	+159.2%	Shares	Sole	2020-07-13
2020-03-31	$170,227	7,805	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.