SIMPLEX TRADING, LLC

Position in CBT — Cabot Corp

CIK 1488542 CHICAGO, IL

Position in CBT

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$587,787

+$481,673 QoQ

Shares Held

6,472

+304.2% QoQ

Ownership

0.013%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#199

of 388 holders

Holding Since

Mar 2020

17 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $6,010,293 across 26 Specialty Chemicals names. CBT ranks #5 (9.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LYB	LyondellBasell Industries N.V.	17,453	$918,900
2	SHW	Sherwin Williams Co	2,385	$821,203
3	LWLG	Lightwave Logic, Inc.	75,117	$710,606
4	BCPC	Balchem Corp	4,085	$690,160
5	CBT	Cabot Corp This page	6,472	$587,787
6	SSL	Sasol Ltd	33,944	$333,330
7	PRM	Perimeter Solutions, Inc.	9,058	$322,917
8	NEU	Newmarket Corp	315	$249,240

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$587,787	6,472	+304.2%	Shares	Sole	2026-08-12
2025-12-31	$106,114	1,601	+27.1%	Shares	Sole	2026-02-11
2025-09-30	$95,823	1,260	+309.1%	Shares	Sole	2025-11-12
2025-06-30	$23,100	308	-67.0%	Shares	Sole	2025-08-05
2024-09-30	$104,281	933	+4.0%	Shares	Sole	2024-11-08
2024-06-30	$82,425	897	+45.6%	Shares	Sole	2024-07-25
2024-03-31	$56,795	616	-88.5%	Shares	Sole	2024-04-25
2023-03-31	$411,250	5,366	+40.0%	Shares	Sole	2023-04-27
2022-09-30	$244,826	3,832	+114.8%	Shares	Sole	2022-11-04
2022-06-30	$113,801	1,784	-80.8%	Shares	Sole	2022-08-03
2021-09-30	$465,915	9,296	0.0%	Shares	Sole	2021-10-28
2021-06-30	$529,221	9,296	+298.1%	Shares	Sole	2021-08-12
2021-03-31	$122,447	2,335	+356.1%	Shares	Sole	2021-04-26
2020-12-31	$22,978	512	-6.4%	Shares	Sole	2021-02-02
2020-09-30	$19,708	547	+1115.6%	Shares	Sole	2020-10-14
2020-06-30	$1,667	45	-99.6%	Shares	Sole	2020-07-13
2020-03-31	$319,395	12,228	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.