GROUP ONE TRADING LLC

Position in OLN — OLIN Corp

CIK 932540 CHICAGO, IL

Position in OLN

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$1,089,307

+$357,267 QoQ

Shares Held

36,640

+69.2% QoQ

Ownership

0.032%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

11 quarters on record

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

Basic Materials · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $25,308,201 across 8 Chemicals names. OLN ranks #4 (4.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DOW	Dow Inc.	463,217	$19,292,988
2	ASPI	ASP Isotopes Inc.	595,625	$2,632,662
3	HUN	Huntsman CORP	141,387	$1,881,860
4	OLN	OLIN Corp This page	36,640	$1,089,307
5	RYAM	Rayonier Advanced Materials Inc.	31,377	$347,343
6	ASIX	AdvanSix Inc.	2,500	$61,000
7	ORGN	Origin Materials, Inc.	1,201	$2,738
8	BAK	Braskem SA	83	$303

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,089,307	36,640	+69.2%	Shares	Sole	2026-05-13
2024-12-31	$732,040	21,658	+374.6%	Shares	Sole	2025-05-14
2024-09-30	$218,932	4,563	0.0%	Shares	Sole	2024-11-14
2024-06-30	$215,145	4,563	+93.1%	Shares	Sole	2024-08-14
2024-03-31	$138,944	2,363	-86.3%	Shares	Sole	2024-05-10
2023-12-31	$931,230	17,261	-27.7%	Shares	Sole	2024-02-14
2021-12-31	$1,373,232	23,874	-6.3%	Shares	Sole	2022-02-11
2020-12-31	$625,862	25,483	+10.4%	Shares	Sole	2021-02-10
2020-09-30	$285,878	23,092	+64.5%	Shares	Sole	2020-11-12
2020-06-30	$161,273	14,036	+32.2%	Shares	Sole	2020-08-13
2020-03-31	$123,947	10,621	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.