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Livermore
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Ati Inc

ATI
Exchange
NYSE
Industry
Steel Pipe & Tubes
SEC CIK
0001018963

In the last 90 days, Ati Inc insiders filed 0 open-market purchases and 9 sales; 795 institutions reported holding it in 13F filings for Q2 2026, worth $25.1B in total; 3 superinvestors hold it, including Viking Global Investors and Soros Fund Management.

Q1 2025 vs. Q4 2024

How the institutions holding Ati Inc changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of ATI: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders4036426+29
Shares136.4M403.6K134.1M−1.96M (−1.4%)
Value$7.51B$22.2M$6.97B−$518.0M (−6.9%)

6 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (89)

Institutions that held Ati Inc at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to ATI in Q1 2025
InstitutionSharesValue% of portfolio
Forest Avenue Capital Management LP862,334$44.9M6.13%
Capital Research Global Investors602,959$31.4M0.01%
Freestone Grove Partners LP543,915$28.3M0.29%
Trexquant Investment LP419,126$21.8M0.25%
HRT Financial LP310,486$16.2M0.10%
Cubist Systematic Strategies, LLC248,963$13.0M0.17%
Tudor Investment Corp Et Al228,272$11.9M0.11%
Alta Fox Capital Management, LLC216,300$11.3M4.46%
Nuveen, LLC328,384$10.9M0.00%
Davidson Kempner Capital Management LP175,000$9.11M0.13%
Retirement Systems of Alabama173,614$9.03M0.04%
Appian Way Asset Management LP91,765$4.77M1.13%
Jacobs Levy Equity Management, Inc81,496$4.24M0.02%
Roubaix Capital, LLC76,325$3.97M2.07%
Warren Averett Asset Management, LLC74,383$3.87M0.05%
Y-Intercept (Hong Kong) Ltd64,556$3.36M0.23%
Dark Forest Capital Management LP64,436$3.35M0.15%
OP Asset Management Ltd44,158$2.30M0.04%
XTX Topco Ltd43,443$2.26M0.12%
Twinbeech Capital LP42,498$2.21M0.04%
Aquatic Capital Management LLC36,491$1.90M0.05%
State of Michigan Retirement System34,100$1.77M0.01%
Centiva Capital, LP33,633$1.75M0.10%
Universal- Beteiligungs- und Servicegesellschaft mbH33,158$1.73M0.00%
Northwestern Mutual Investment Management Company, LLC31,716$1.65M0.03%
Versor Investments LP31,392$1.63M0.27%
Castleark Management LLC30,700$1.60M0.06%
New Mexico Educational Retirement Board28,800$1.50M0.05%
Globeflex Capital L P26,596$1.38M0.13%
Jackson Creek Investment Advisors LLC25,690$1.34M0.43%
Catalyst Funds Management Pty Ltd25,680$1.34M0.35%
Teacher Retirement System of Texas23,890$1.24M0.01%
Crestwood Advisors Group LLC18,051$939.2K0.02%
Entropy Technologies, LP17,017$885.4K0.09%
Gsa Capital Partners LLP16,350$851.0K0.08%
Nebula Research & Development LLC15,780$821.0K0.08%
Point72 (DIFC) Ltd14,372$747.8K0.07%
Virginia Retirement Systems Et Al13,778$716.9K0.01%
DRW Securities, LLC13,100$681.6K0.06%
Axq Capital, LP12,639$657.6K0.26%
Simplex Trading, LLC11,488$597.0K0.02%
Securian Asset Management, Inc10,833$563.6K0.02%
Fox Run Management, L.L.C.10,363$539.2K0.08%
United Services Automobile Association9,025$459.9K0.01%
SummitTX Capital, L.P.8,600$447.5K0.02%
Vident Advisory, LLC8,337$433.8K0.01%
Teza Capital Management LLC8,073$420.0K0.19%
Transcend Wealth Collective, LLC7,786$405.1K0.03%
Quantinno Capital Management LP7,493$389.9K0.00%
Bridgefront Capital, LLC7,037$366.1K0.11%
Bayesian Capital Management, LP6,816$354.6K0.06%
Dynamic Technology Lab Private Ltd6,232$324.0K0.05%
ProShare Advisors LLC6,078$316.2K0.00%
PEAK6 LLC5,872$305.5K0.01%
Marex Group plc5,700$296.6K0.01%
PharVision Advisers, LLC5,563$289.4K0.40%
Petrus Trust Company, LTA5,339$277.8K0.03%
Twin Tree Management, LP5,309$276.2K0.01%
IFG Advisory, LLC5,221$271.7K0.02%
Gladstone Institutional Advisory LLC5,203$270.7K0.01%
Oxford Asset Management LLP4,887$254.3K0.12%
Sig Brokerage, LP4,736$246.4K0.07%
Dover Advisors, LLC4,706$244.9K0.11%
Banco Bilbao Vizcaya Argentaria, S.A.4,433$223.9K0.00%
Aster Capital Management (DIFC) Ltd2,634$153.2K0.03%
Lazard Asset Management LLC2,893$149.0K0.00%
Operose Advisors LLC2,794$145.4K0.05%
Coldstream Capital Management Inc1,160$60.4K0.00%
Headlands Technologies LLC896$46.6K0.01%
Financial Network Wealth Management LLC693$36.0K0.01%
Optiver Holding B.V.426$22.2K0.00%
Natixis200$10.1K0.00%
Motco150$7.80K0.00%
Boston Private Wealth LLC143$7.44K0.00%
Vermillion & White Wealth Management Group, LLC130$6.76K0.00%
Iron Horse Wealth Management, LLC92$4.79K0.00%
Bare Financial Services, Inc52$2.71K0.00%
NBC Securities, Inc.40$2.00K0.00%
TD Private Client Wealth LLC27$1.41K0.00%
Financial Network Wealth Advisors LLC19$9890.00%
Nova Wealth Management, Inc.19$9890.00%
Atlantic Trust, LLC13$6770.00%
Rakuten Securities, Inc.10$5200.00%
Richardson Financial Services Inc.10$5200.00%
Eq Wealth Advisors, LLC10$5200.00%
Garde Capital, Inc.5$2610.00%
Bay Harbor Wealth Management, LLC4$2080.00%
HFM Investment Advisors, LLC3$1570.00%
ROSS\JOHNSON & Associates LLC1$520.00%

Sold out (60)

Institutions that held Ati Inc at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of ATI in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Anomaly Capital Management, LP635,876$35.0M
Balyasny Asset Management LLC537,700$29.6M
Cartenna Capital, LP442,746$24.4M
Public Sector Pension Investment Board355,385$19.6M
Holocene Advisors, LP353,502$19.5M
SG Capital Management LLC335,080$18.4M
J. Goldman & Co LP265,851$14.6M
Voloridge Investment Management, LLC200,982$11.1M
Artemis Investment Management LLP147,220$8.10M
Capstone Investment Advisors, LLC108,000$5.94M
Illinois Municipal Retirement Fund69,555$3.83M
ING Groep NV68,400$3.76M
BW Gestao de Investimentos Ltda.42,000$2.31M
Agp Franklin, LLC38,294$2.11M
Fieldview Capital Management, LLC24,614$1.35M
Healthcare of Ontario Pension Plan Trust Fund24,031$1.32M
Crestline Management, LP22,100$1.22M
First Hawaiian Bank13,655$751.6K
RMB Capital Management, LLC11,825$650.8K
Toroso Investments, LLC8,024$441.6K
American Trust7,253$399.2K
Numerai GP LLC6,870$378.1K
TownSquare Capital, LLC6,117$336.7K
Savant Capital, LLC5,770$317.6K
TradeLink Capital LLC5,071$279.0K
Oak Thistle LLC5,068$278.9K
Brinker Capital Investments, LLC5,049$277.9K
Orion Portfolio Solutions, LLC5,049$277.9K
Madison Asset Management, LLC5,000$275.2K
Wedmont Private Capital4,838$266.5K
Bleakley Financial Group, LLC4,780$263.1K
Aigen Investment Management, LP4,597$253.0K
Souders Financial Advisors4,544$250.1K
Apollon Wealth Management, LLC4,483$246.7K
Franklin Resources Inc4,364$240.2K
Profund Advisors LLC4,334$238.5K
Syon Capital LLC4,214$231.9K
Cambridge Investment Research Advisors, Inc.4,042$222.0K
Keystone Financial Group3,950$217.4K
Kestra Advisory Services, LLC3,721$204.8K
Oarsman Capital, Inc.3,570$196.5K
Edmond de Rothschild Holding S.A.2,651$145.9K
Archer Investment Corp1,880$103.5K
Mainstream Capital Management LLC1,700$93.6K
Nelson, Van Denburg & Campbell Wealth Management Group, LLC662$36.4K
Walleye Trading LLC659$36.3K
ORG Wealth Partners, LLC460$25.3K
New England Capital Financial Advisors LLC363$20.0K
LGT Financial Advisors LLC308$17.0K
Catalyst Capital Advisors LLC270$14.9K
Rise Advisors, LLC264$14.5K
Colonial Trust Co54$2.97K
Van Hulzen Asset Management, LLC42$2.31K
Brown Brothers Harriman & Co26$1.43K
Coppell Advisory Solutions LLC20$1.10K
Ancora Advisors, LLC19$1.05K
Washington Trust Co18$991
Riverview Trust Co10$550
Abound Wealth Management9$496
Cornerstone Planning Group LLC6$338

Not filed for Q1 2025 yet (6)

Institutions that held Ati Inc at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ATI in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC398,215$21.9M
Madison Investment Advisors, LLC5,000$275.2K
Householder Group Estate & Retirement Specialist, LLC282$15.0K
Global Retirement Partners, LLC69$3.80K
Criterion Capital Advisors, LLC46$2.55K
Cassady Schiller Wealth Management, LLC4$220