GROUP ONE TRADING LLC

Position in CRS — Carpenter Technology Corp

CIK 932540 CHICAGO, IL

Position in CRS

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$28,991

-$568,934 QoQ

Shares Held

-96.9% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#796

of 873 holders

Holding Since

Dec 2020

7 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $144,033 across 6 Metal Fabrication names. CRS ranks #3 (20.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AP	Ampco Pittsburgh Corp	7,005	$60,593
2	IIIN	Insteel Industries Inc	1,222	$36,904
3	CRS	Carpenter Technology Corp This page	47	$28,991
4	TG	Tredegar Corp	1,480	$11,780
5	GPGI	GPGI, Inc.	340	$5,389
6	WOR	Worthington Enterprises, Inc.	7	$376

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$28,991	47	-96.9%	Shares	Sole	2026-08-14
2026-03-31	$597,925	1,517	+960.8%	Shares	Sole	2026-05-13
2024-03-31	$10,213	143	+210.9%	Shares	Sole	2024-05-10
2023-12-31	$3,256	46	-94.3%	Shares	Sole	2024-02-14
2023-09-30	$54,238	807	-84.6%	Shares	Sole	2023-11-09
2021-03-31	$215,872	5,246	-17.9%	Shares	Sole	2021-05-12
2020-12-31	$186,105	6,391	—	Shares	Sole	2021-02-10
No filing history on record for this holder in this stock.