EMERALD ADVISERS, LLC

Position in ATI — Ati Inc

CIK 1015083 LEOLA, PA

Position in ATI

as of Jun 30, 2026 · filed Aug 5, 2026 Compact

Position Value

$3,137,240

-$23,261,568 QoQ

Shares Held

15,917

-91.2% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

#295

of 787 holders

Holding Since

Jun 2021

19 quarters on record

Voting authority Sole 77% Shared 0% None 23%

Industrials · as of Jun 30, 2026

EMERALD ADVISERS, LLC holds $3,511,661 across 2 Metal Fabrication names. ATI ranks #1 (89.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	ATI	Ati Inc This page	15,917	$3,137,240
2	CRS	Carpenter Technology Corp	607	$374,421

19 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,137,240	15,917	-91.2%	Shares	Sole	2026-08-05
2026-03-31	$26,398,808	181,485	-41.0%	Shares	Sole	2026-05-04
2025-12-31	$35,294,667	307,552	-1.8%	Shares	Sole	2026-02-09
2025-09-30	$25,466,577	313,088	-1.8%	Shares	Sole	2025-10-30
2025-06-30	$27,530,631	318,863	-45.7%	Shares	Sole	2025-08-04
2025-03-31	$30,554,617	587,250	-2.5%	Shares	Sole	2025-05-01
2024-12-31	$33,136,226	602,039	-5.6%	Shares	Sole	2025-02-11
2024-09-30	$42,652,983	637,468	-0.5%	Shares	Sole	2024-10-29
2024-06-30	$35,509,514	640,388	-9.7%	Shares	Sole	2024-08-06
2024-03-31	$36,272,366	708,860	+27.2%	Shares	Sole	2024-05-08
2023-12-31	$25,344,477	557,389	-0.2%	Shares	Sole	2024-02-05
2023-09-30	$22,982,480	558,505	+0.5%	Shares	Sole	2023-10-26
2023-06-30	$24,574,188	555,600	+18927.4%	Shares	Sole	2023-07-25
2022-12-31	$87,191	2,920	0.0%	Shares	Sole	2023-02-03
2022-09-30	$77,701	2,920	-23.4%	Shares	Sole	2022-10-25
2022-06-30	$86,525	3,810	0.0%	Shares	Sole	2022-07-29
2022-03-31	$102,260	3,810	-32.1%	Shares	Sole	2022-04-29
2021-12-31	$89,367	5,610	-11.1%	Shares	Sole	2022-02-02
2021-06-30	$131,563	6,310	—	Shares	Sole	2021-07-29
No filing history on record for this holder in this stock.