GAMMA Investing LLC

Position in ATI — Ati Inc

CIK 2010235 FOSTER CITY, CA

Position in ATI

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$944,700

+$377,697 QoQ

Shares Held

4,793

+23.0% QoQ

Ownership

0.004%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#412

of 787 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

GAMMA Investing LLC holds $3,714,889 across 12 Metal Fabrication names. ATI ranks #2 (25.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CRS	Carpenter Technology Corp	3,241	$1,999,178
2	ATI	Ati Inc This page	4,793	$944,700
3	CMC	COMMERCIAL METALS Co	3,572	$224,143
4	MLI	Mueller Industries Inc	4,416	$135,714
5	WOR	Worthington Enterprises, Inc.	2,117	$113,809
6	PRLB	Proto Labs Inc	1,219	$99,360
7	ESAB	ESAB Corp	721	$71,112
8	IIIN	Insteel Industries Inc	1,998	$60,339

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$944,700	4,793	+23.0%	Shares	Defined	2026-07-07
2026-03-31	$567,003	3,898	+15.4%	Shares	Defined	2026-04-06
2025-12-31	$387,544	3,377	+21.5%	Shares	Defined	2026-01-05
2025-09-30	$226,125	2,780	-7.3%	Shares	Defined	2025-10-02
2025-06-30	$258,933	2,999	-13.8%	Shares	Defined	2025-07-14
2025-03-31	$180,960	3,478	+39.2%	Shares	Defined	2025-04-15
2024-12-31	$137,544	2,499	-25.3%	Shares	Defined	2025-01-03
2024-09-30	$223,747	3,344	+66.0%	Shares	Defined	2024-10-07
2024-06-30	$111,676	2,014	+7.8%	Shares	Defined	2024-07-02
2024-03-31	$95,585	1,868	+46.5%	Shares	Defined	2024-04-05
2023-12-31	$57,974	1,275	—	Shares	Defined	2024-02-01
No filing history on record for this holder in this stock.