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ATI Inc

Institutional holders · 13F as of Jun 30, 2026

Holder	Value	Shares	% of shares
BlackRock, Inc.	$3.69B	18,708,922	13.74%
Capital International Investors	$1.96B	17,095,803	12.55%
VANGUARD GROUP INC	$1.46B	12,726,524	9.35%
STATE STREET CORPORATION	$1.03B	5,237,299	3.85%
Capital World Investors	$844.15M	7,355,793	5.40%
FMR LLC	$582.39M	5,074,824	3.73%
VIKING GLOBAL INVESTORS LP	$484.80M	3,332,843	2.45%
GEODE CAPITAL MANAGEMENT, LLC	$428.81M	2,947,325	2.16%
Capital Research Global Investors	$414.48M	3,611,724	2.65%
Invesco Ltd.	$388.45M	3,384,924	2.49%
D. E. Shaw & Co., Inc.	$253.48M	1,742,609	1.28%
Dimensional Fund Advisors LP	$243.99M	2,125,976	1.56%
DENDUR CAPITAL LP	$234.03M	2,039,291	1.50%
Norges Bank	$198.79M	1,732,195	1.27%
AMERICAN CENTURY COMPANIES INC	$182.47M	1,590,017	1.17%
Arrowstreet Capital, Limited Partnership	$175.09M	1,203,726	0.88%
AQR Capital Management, LLC	$174.13M	1,222,580	0.90%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$170.75M	1,487,892	1.09%
BOWEN HANES & CO INC	$151.73M	1,043,105	0.77%
Morgan Stanley	$147.30M	1,283,539	0.94%
AMERIPRISE FINANCIAL INC	$142.79M	1,244,248	0.91%
FRONTIER CAPITAL MANAGEMENT CO.,LLC	$140.86M	1,227,453	0.90%
UBS Group AG	$136.92M	1,193,129	0.88%
NORTHERN TRUST CORP	$134.74M	1,174,117	0.86%
Bank of New York Mellon Corp/The	$126.43M	869,184	0.64%
Balyasny Asset Management L.P.	$123.88M	851,664	0.63%
Holocene Advisors, LP	$122.99M	1,071,745	0.79%
PRUDENTIAL FINANCIAL INC	$117.82M	809,970	0.59%
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	$115.68M	1,007,959	0.74%
Loomis, Sayles & Co., L.P.	$107.38M	935,673	0.69%
Fisher Asset Management, LLC	$104.26M	908,495	0.67%
BARROW HANLEY MEWHINNEY & STRAUSS LLC	$98.45M	857,900	0.63%
BNP PARIBAS FINANCIAL MARKETS	$94.84M	651,996	0.48%
Neuberger Berman Group LLC	$94.41M	822,714	0.60%
RAYMOND JAMES FINANCIAL INC	$92.35M	803,317	0.59%
BANK OF AMERICA CORP /DE	$91.70M	799,074	0.59%
Millennium Management LLC	$90.07M	619,240	0.45%
Point72 Asset Management, L.P.	$87.24M	760,177	0.56%
Federated Hermes Inc	$79.35M	545,532	0.40%
MARSHALL WACE, LLP	$78.04M	536,478	0.39%
Jain Global LLC	$76.35M	665,276	0.49%
Allspring Global Investments Holdings, LLC	$71.96M	603,707	0.44%
AllianceBernstein L.P.	$66.05M	575,528	0.42%
Nuveen, LLC	$62.84M	547,541	0.40%
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	$55.62M	382,375	0.28%
ING GROEP NV	$54.91M	377,500	0.28%
SCHRODER INVESTMENT MANAGEMENT GROUP	$54.55M	402,593	0.30%
Woodline Partners LP	$54.07M	471,195	0.35%
RHUMBLINE ADVISERS	$51.55M	354,371	0.26%
Jupiter Asset Management Ltd	$49.70M	341,677	0.25%