GAMCO INVESTORS, INC. ET AL

Position in ATI — Ati Inc

CIK 807249 GREENWICH, CT

Position in ATI

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$52,583,790

+$8,619,234 QoQ

Shares Held

361,500

-5.6% QoQ

Ownership

0.265%

of shares outstanding

% of Portfolio

0.55%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

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

Industrials · as of Mar 31, 2026

GAMCO INVESTORS, INC. ET AL holds $210,609,435 across 6 Metal Fabrication names. ATI ranks #2 (25.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MLI	Mueller Industries Inc	1,637,510	$90,718,054
2	ATI	Ati Inc This page	361,500	$52,583,790
3	TG	Tredegar Corp	6,096,631	$48,468,216
4	AP	Ampco Pittsburgh Corp	2,491,957	$16,745,951
5	GPGI	GPGI, Inc.	92,000	$1,573,200
6	ESAB	ESAB Corp	5,382	$520,224

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$52,583,790	361,500	-5.6%	Shares	Sole	2026-05-14
2025-12-31	$43,964,556	383,100	-3.2%	Shares	Sole	2026-02-05
2025-09-30	$32,194,372	395,800	-1.2%	Shares	Sole	2025-11-12
2025-06-30	$34,605,072	400,800	-0.2%	Shares	Sole	2025-08-13
2025-03-31	$20,900,451	401,700	-1.0%	Shares	Sole	2025-05-14
2024-12-31	$22,329,728	405,700	-0.8%	Shares	Sole	2025-02-13
2024-09-30	$27,369,000	409,042	-1.7%	Shares	Sole	2024-11-14
2024-06-30	$23,080,618	416,242	-3.5%	Shares	Sole	2024-08-13
2024-03-31	$22,076,887	431,442	-0.4%	Shares	Sole	2024-05-14
2023-12-31	$19,694,966	433,142	0.0%	Shares	Sole	2024-02-14
2023-09-30	$17,823,793	433,142	-1.9%	Shares	Sole	2023-11-08
2023-06-30	$19,533,825	441,642	+0.0%	Shares	Sole	2023-08-15
2023-03-31	$17,419,301	441,442	-15.7%	Shares	Sole	2023-05-12
2022-12-31	$15,642,399	523,858	-0.1%	Shares	Sole	2023-02-15
2022-09-30	$13,948,962	524,200	-1.9%	Shares	Sole	2022-11-14
2022-06-30	$12,131,682	534,200	-0.1%	Shares	Sole	2022-08-12
2022-03-31	$14,345,980	534,500	-3.8%	Shares	Sole	2022-05-18
2021-12-31	$8,849,115	555,500	+1.6%	Shares	Sole	2022-02-11
2021-09-30	$9,088,295	546,500	0.0%	Shares	Sole	2021-11-12
2021-06-30	$11,394,525	546,500	-2.7%	Shares	Sole	2021-08-13
2021-03-31	$11,825,190	561,500	-10.1%	Shares	Sole	2021-05-14
2020-12-31	$10,472,865	624,500	-4.9%	Shares	Sole	2021-02-05
2020-09-30	$5,727,296	656,800	-3.1%	Shares	Sole	2020-11-06
2020-06-30	$6,905,763	677,700	-5.1%	Shares	Sole	2020-08-13
2020-03-31	$6,070,700	714,200	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.