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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.

13F holders, Q1 2025

Institutional positions in Ati Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
426
+29 vs. Q4 2024
Shares held
134.1M
−1.96M (−1.4%) vs. Q4 2024
Total value
$6.97B
−$518.0M (−6.9%) vs. Q4 2024
New holders
89
161 more added
Sold out
60
119 more reduced

6 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 426 institutions
Q1 2021: 234 institutionsQ2 2021: 237 institutionsQ3 2021: 236 institutionsQ4 2021: 241 institutionsQ1 2022: 284 institutionsQ2 2022: 266 institutionsQ3 2022: 290 institutionsQ4 2022: 304 institutionsQ1 2023: 339 institutionsQ2 2023: 329 institutionsQ3 2023: 338 institutionsQ4 2023: 349 institutionsQ1 2024: 345 institutionsQ2 2024: 403 institutionsQ3 2024: 421 institutionsQ4 2024: 403 institutionsQ1 2025: 426 institutionsQ2 2025: 473 institutionsQ3 2025: 470 institutionsQ4 2025: 570 institutionsQ1 2026: 678 institutionsQ2 2026: 795 institutions
Value heldQ1 2025: $6.97B
Q1 2021: $2.72BQ2 2021: $2.77BQ3 2021: $2.21BQ4 2021: $2.10BQ1 2022: $3.51BQ2 2022: $3.02BQ3 2022: $3.49BQ4 2022: $3.95BQ1 2023: $5.29BQ2 2023: $5.95BQ3 2023: $5.48BQ4 2023: $6.10BQ1 2024: $6.89BQ2 2024: $7.33BQ3 2024: $8.89BQ4 2024: $7.51BQ1 2025: $6.97BQ2 2025: $11.6BQ3 2025: $10.5BQ4 2025: $14.7BQ1 2026: $18.5BQ2 2026: $25.1B
Institutions holding ATI and their total value by quarter
QuarterHoldersValue
Q2 2026795$25.1B
Q1 2026678$18.5B
Q4 2025570$14.7B
Q3 2025470$10.5B
Q2 2025473$11.6B
Q1 2025426$6.97B
Q4 2024403$7.51B
Q3 2024421$8.89B
Q2 2024403$7.33B
Q1 2024345$6.89B
Q4 2023349$6.10B
Q3 2023338$5.48B
Q2 2023329$5.95B
Q1 2023339$5.29B
Q4 2022304$3.95B
Q3 2022290$3.49B
Q2 2022266$3.02B
Q1 2022284$3.51B
Q4 2021241$2.10B
Q3 2021236$2.21B
Q2 2021237$2.77B
Q1 2021234$2.72B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q4 2024.

Institutions holding ATI in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
JustInvest LLC5,197$270.4K0.00%+30+0.6%Added
Shelton Capital Management5,175$269.3K0.01%+315+6.5%Added
Carnegie Capital Asset Management, LLC6,300$267.9K0.01%00.0%Unchanged
RSM US Wealth Management LLC5,092$264.9K0.00%−450−8.1%Reduced
Oxford Asset Management LLP4,887$254.3K0.12%+4,887New
Sig Brokerage, LP4,736$246.4K0.07%+4,736New
HSBC Holdings PLC4,722$245.7K0.00%−19,186−80.2%Reduced
Harbour Investments, Inc.4,707$244.9K0.01%+54+1.2%Added
Dover Advisors, LLC4,706$244.9K0.11%+4,706New
Captrust Financial Advisors4,644$241.6K0.00%−476−9.3%Reduced
Fifth Third Wealth Advisors LLC4,633$241.1K0.01%+16+0.3%Added
Vontobel Holding Ltd.4,476$232.9K0.00%−2,253−33.5%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.4,433$223.9K0.00%+4,433New
Concurrent Investment Advisors, LLC4,200$218.5K0.01%−3−0.1%Reduced
Ellevest, Inc.4,199$218.5K0.01%−2,039−32.7%Reduced
Sequoia Financial Advisors, LLC4,178$217.4K0.00%−817−16.4%Reduced
ESL Trust Services, LLC4,000$208.1K0.05%00.0%Unchanged
CIBC Asset Management Inc3,981$207.1K0.00%+66+1.7%Added
Forum Financial Management, LP3,909$203.4K0.00%+10+0.3%Added
Russell Investments Group, Ltd.3,671$191.0K0.00%+828+29.1%Added
GAMMA Investing LLC3,478$181.0K0.01%+979+39.2%Added
Aster Capital Management (DIFC) Ltd2,634$153.2K0.03%+2,634New
Lazard Asset Management LLC2,893$149.0K0.00%+2,893New
Operose Advisors LLC2,794$145.4K0.05%+2,794New
Freemont Management S.A.2,600$135.3K0.05%−300−10.3%Reduced
Shell Asset Management Co2,283$119.0K0.01%−99−4.2%Reduced
Smartleaf Asset Management LLC2,194$111.8K0.01%−212−8.8%Reduced
Park Square Financial Group, LLC1,968$102.4K0.08%00.0%Unchanged
Quarry LP1,770$92.1K0.02%+1,211+216.6%Added
Versant Capital Management, Inc1,635$85.1K0.01%+453+38.3%Added
Umb Bank N A1,579$82.2K0.00%+731+86.2%Added
ARK Investment Management LLCSuperinvestorARK Invest1,545$80.4K0.00%+120+8.4%Added
EverSource Wealth Advisors, LLC1,541$80.2K0.00%−188−10.9%Reduced
CWM, LLC1,407$73.0K0.00%−28,455−95.3%Reduced
JFS Wealth Advisors, LLC1,335$69.5K0.00%+2+0.2%Added
Farther Finance Advisors, LLC1,316$69.2K0.00%+1,062+418.1%Added
Coldstream Capital Management Inc1,160$60.4K0.00%+1,160New
Fifth Third Bancorp1,124$58.5K0.00%+603+115.7%Added
Capital Analysts, LLC1,013$53.0K0.00%00.0%Unchanged
Parallel Advisors, LLC920$47.9K0.00%+18+2.0%Added
Headlands Technologies LLC896$46.6K0.01%+896New
WFA Asset Management Corp800$40.9K0.02%00.0%Unchanged
Johnson Financial Group, Inc.700$36.4K0.00%00.0%Unchanged
Activest Wealth Management700$36.4K0.01%00.0%Unchanged
Financial Network Wealth Management LLC693$36.0K0.01%+693New
Bessemer Group Inc662$34.0K0.00%+386+139.9%Added
MAI Capital Management627$32.6K0.00%−20−3.1%Reduced
Richards, Merrill & Peterson, Inc.603$31.4K0.02%00.0%Unchanged
CIBC Private Wealth Group, LLC686$28.8K0.00%+16+2.4%Added
WPG Advisers, LLC551$28.7K0.03%+101+22.4%Added
Cedar Mountain Advisors, LLC535$27.8K0.01%00.0%Unchanged
Leonteq Securities AG549$27.8K0.00%+98+21.7%Added
Nomura Asset Management Co Ltd460$23.9K0.00%00.0%Unchanged
Hemington Wealth Management460$23.0K0.00%+58+14.4%Added
Optiver Holding B.V.426$22.2K0.00%+426New
Lindbrook Capital, LLC413$21.5K0.00%+306+286.0%Added
Principal Securities, Inc.371$20.4K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.369$19.2K0.00%00.0%Unchanged
Ci Investments Inc.356$19.0K0.00%+16+4.7%Added
Assetmark, Inc360$18.7K0.00%+345+2,300.0%Added
Allworth Financial LP335$17.6K0.00%+65+24.1%Added
Golden State Wealth Management, LLC292$15.2K0.00%00.0%Unchanged
Skopos Labs, Inc.282$14.7K0.00%+276+4,600.0%Added
Sierra Ocean, LLC279$14.5K0.01%00.0%Unchanged
UMA Financial Services, Inc.278$14.5K0.00%00.0%Unchanged
Clearstead Advisors, LLC260$13.5K0.00%+2+0.8%Added
J.Safra Asset Management Corp253$13.2K0.00%+13+5.4%Added
Covestor Ltd250$13.0K0.01%+8+3.3%Added
Massmutual Trust Co FSB215$11.2K0.00%−26−10.8%Reduced
Global X Japan Co., Ltd.207$10.8K0.00%+1+0.5%Added
Parkside Financial Bank & Trust200$10.4K0.00%+131+189.9%Added
Natixis200$10.1K0.00%+200New
Rothschild Investment LLC184$9.57K0.00%+5+2.8%Added
Signaturefd, LLC175$9.11K0.00%+5+2.9%Added
GHP Investment Advisors, Inc.151$7.86K0.00%00.0%Unchanged
Motco150$7.80K0.00%+150New
Boston Private Wealth LLC143$7.44K0.00%+143New
Private Wealth Management Group, LLC135$7.03K0.00%−1−0.7%Reduced
Vermillion & White Wealth Management Group, LLC130$6.76K0.00%+130New
Hollencrest Capital Management118$6.13K0.00%00.0%Unchanged
High Note Wealth, LLC101$5.25K0.00%−2−1.9%Reduced
Caldwell Sutter Capital, Inc.100$5.20K0.00%00.0%Unchanged
Thurston, Springer, Miller, Herd & Titak, Inc.93$4.84K0.00%−47−33.6%Reduced
Iron Horse Wealth Management, LLC92$4.79K0.00%+92New
Moisand Fitzgerald Tamayo, LLC70$3.64K0.00%00.0%Unchanged
Central Trust Co63$3.28K0.00%00.0%Unchanged
Bare Financial Services, Inc52$2.71K0.00%+52New
Meeder Asset Management Inc51$2.65K0.00%−31−37.8%Reduced
Tortoise Investment Management, LLC50$2.60K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC38$2.00K0.00%00.0%Unchanged
NBC Securities, Inc.40$2.00K0.00%+40New
Center for Financial Planning, Inc.37$1.93K0.00%00.0%Unchanged
MCF Advisors LLC36$1.87K0.00%00.0%Unchanged
Trust Co of Vermont35$1.82K0.00%00.0%Unchanged
Pinnacle Bancorp, Inc.34$1.77K0.00%00.0%Unchanged
IFP Advisors, Inc32$1.67K0.00%00.0%Unchanged
SBI Securities Co., Ltd.31$1.61K0.00%+5+19.2%Added
Wolff Wiese Magana LLC30$1.56K0.00%00.0%Unchanged
TD Private Client Wealth LLC27$1.41K0.00%+27New
Capital A Wealth Management, LLC25$1.30K0.00%00.0%Unchanged