ATI INC ATI

US Industrials Steel Pipe & Tubes
$188.10
-2.1%
52w: $71.34 – $204.09

Latest 13F among current holders filed 17 days ago (Jun 18, 2026)

Price — last 12 months

research preview data
71.34137.71204.09
Jun 20, 2025 Jul 2, 2026
Institutional holders
673
+103 QoQ
13F value
$18.50B
+25.3% QoQ
Smart-money holders
32
signal tier ≥ 2
New smart buyers
9
Q1 2026
Options barometer
2.1×
$159.2M calls / $77.3M puts

Institutional value by quarter

$7.59B
Q1 2024
$7.46B
Q2 2024
$8.91B
Q3 2024
$7.51B
Q4 2024
$6.98B
Q1 2025
$11.64B
Q2 2025
$10.50B
Q3 2025
$14.76B
Q4 2025
$18.50B
Q1 2026

Number of holders

347
Q1 2024
404
Q2 2024
422
Q3 2024
404
Q4 2024
428
Q1 2025
473
Q2 2025
470
Q3 2025
570
Q4 2025
673
Q1 2026

Who owns ATI?

Q1 2026 filings
FundTypeSharesValue% of fundChange
BlackRock, Inc. Index provider16.4M$2.39B0.0%+12.1%
Capital Research Global Investors Long only active6.2M$896.0M0.1%+70.6%
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical6.1M$890.8M0.0%
Capital International Investors Long only active5.9M$854.9M0.2%-65.6%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical5.8M$846.8M0.0%
Capital World Investors Long only active5.7M$831.0M0.1%-22.3%
STATE STREET CORP Index provider5.4M$782.7M0.0%-3.9%
FMR LLC Long only active5.2M$763.3M0.0%+3.4%
Invesco Ltd. Index provider3.9M$560.8M0.1%+13.9%
VIKING GLOBAL INVESTORS LP ★2Fundamental diversified3.3M$484.8M1.4%New
GEODE CAPITAL MANAGEMENT, LLC Index provider2.9M$428.8M0.0%+21.8%
Point72 Asset Management, L.P. Multistrat pod1.9M$281.1M0.5%+154.2%
D. E. Shaw & Co., Inc. Quant stat arb1.7M$253.5M0.2%-13.8%
MORGAN STANLEY Bank broker1.7M$242.7M0.0%+30.0%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider1.5M$218.5M0.0%+1.0%
JANE STREET GROUP, LLC Market maker1.5M$216.9M0.2%+438.0%
UBS Group AG Bank broker1.4M$206.4M0.0%+18.9%
DIMENSIONAL FUND ADVISORS LP Quant stat arb1.4M$198.7M0.0%-35.7%
BANK OF AMERICA CORP /DE/ Bank broker1.4M$198.5M0.0%+70.8%
DENDUR CAPITAL LP ★2Fundamental concentrated1.3M$186.6M13.7%-37.1%
NORTHERN TRUST CORP Index provider1.2M$180.2M0.0%+5.5%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Quant stat arb1.2M$175.1M0.1%+231.4%
AQR CAPITAL MANAGEMENT LLC Quant stat arb1.2M$174.1M0.1%+19.9%
Holocene Advisors, LP Other1.1M$159.7M0.4%+2.4%
SG Americas Securities, LLC Diversified mechanical1.1M$156.4M0.2%+1471.8%
AMERICAN CENTURY COMPANIES INC Diversified mechanical1.1M$155.5M0.1%-32.8%
BOWEN HANES & CO INC Other1.0M$151.7M3.7%-11.4%
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Index provider1.0M$150.2M0.2%+2.5%
AMERIPRISE FINANCIAL INC Bank broker998.8K$145.3M0.0%-19.7%
Fisher Asset Management, LLC Long only active924.5K$134.5M0.0%+1.8%
Bank of New York Mellon Corp Diversified mechanical869.2K$126.4M0.0%-4.8%
Qube Research & Technologies Ltd Quant stat arb858.8K$124.9M0.2%+99.6%
Balyasny Asset Management L.P. Multistrat pod851.7K$123.9M0.3%+118.4%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical844.4K$122.8M0.0%
PNC FINANCIAL SERVICES GROUP, INC. Diversified mechanical831.7K$121.0M0.1%+1714.0%
PRUDENTIAL FINANCIAL INC Insurance810.0K$117.8M0.1%+1.7%
BARROW HANLEY MEWHINNEY & STRAUSS LLC Other782.5K$113.8M0.4%-8.8%
Artemis Investment Management LLP Other721.5K$105.0M1.1%New
FRONTIER CAPITAL MANAGEMENT CO LLC Other694.4K$101.0M1.0%-43.4%
LOOMIS SAYLES & CO L P Other653.4K$95.0M0.1%-30.2%
BNP PARIBAS FINANCIAL MARKETS Bank broker652.0K$94.8M0.1%+66.0%
RAYMOND JAMES FINANCIAL INC Bank broker638.7K$92.5M0.0%-20.5%
MILLENNIUM MANAGEMENT LLC Multistrat pod619.2K$90.1M0.1%+22.2%
Assenagon Asset Management S.A. Diversified mechanical584.0K$85.0M0.1%+2162.1%
Nuveen, LLC Diversified mechanical578.6K$84.2M0.0%+5.7%
Freestone Grove Partners LP Quant stat arb575.9K$83.8M0.6%New
FEDERATED HERMES, INC. Diversified mechanical545.5K$79.4M0.1%-0.1%
Allspring Global Investments Holdings, LLC Diversified mechanical520.2K$78.7M0.1%-13.8%
MARSHALL WACE, LLP Quant stat arb536.5K$78.0M0.1%-14.6%
NEUBERGER BERMAN GROUP LLC Diversified mechanical494.9K$72.0M0.1%-39.8%

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