Security record · archived quarter
ATI
ATI Inc. · Industrials · Manufacturing - Metal Fabrication
145Tracked holders
0Δ holders
109.79MShares held
$12.60BReported value
+3New positions
−2Exits
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -1.7% · net new positions +0.7% · formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 877.66K | $165.60M | n/a | n/a |
| Q2 2026 | 150 | +8 | 101.07M | $19.89B | +13 | −6 |
| Q1 2026 | 146 | 0 | 103.32M | $15.00B | +8 | −9 |
| Q4 2025 | 145 | 0 | 109.79M | $12.60B | +3 | −2 |
| Q3 2025 | 24 | 0 | 59.58M | $4.85B | +2 | −3 |
| Q2 2025 | 22 | -1 | 57.72M | $4.98B | n/a | −1 |
| Q1 2025 | 20 | 0 | 26.30M | $1.37B | n/a | n/a |
| Q4 2024 | 20 | +1 | 23.98M | $1.32B | +1 | n/a |
| Q3 2024 | 18 | 0 | 15.90M | $1.06B | n/a | n/a |
| Q2 2024 | 18 | n/a | 15.27M | $846.69M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Capital International Investors | 17.10M | n/a | $1.96B | 0.3% | n/c | 1 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 14.67M | -1.3% | $1.68B | 0.0% | ▼ Trim | 3 | SEC ↗ ×16 |
| 3 | The Vanguard Group ✦ (passive) | 12.73M | -2.5% | $1.46B | 0.0% | ▼ Trim | 3 | SEC ↗ ×6 |
| 4 | Capital World Investors ✦ | 7.36M | -6.9% | $844.15M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 5 | State Street Global Advisors ✦ (passive) | 5.60M | -7.3% | $642.57M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 5.07M | +3.6% | $582.39M | 0.0% | ▲ Add | 3 | SEC ↗ ×6 |
| 7 | Capital Research Global Investors | 3.61M | n/a | $414.48M | 0.1% | n/c | 1 | SEC ↗ |
| 8 | Invesco Ltd. | 3.38M | n/a | $388.45M | 0.0% | n/c | 1 | SEC ↗ ×12 |
| 9 | Geode Capital Management ✦ (passive) | 2.42M | -1.0% | $277.68M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 10 | Dimensional Fund Advisors Lp | 2.13M | n/a | $243.99M | 0.1% | n/c | 1 | SEC ↗ ×5 |
| 11 | D. E. Shaw & Co. ✦ | 2.02M | -33.2% | $232.12M | 0.2% | ▼ Trim | 7 | SEC ↗ ×2 |
| 12 | Norges Bank ✦ (passive) | 1.73M | New | $198.79M | 0.0% | New | 1 | SEC ↗ |
| 13 | American Century Companies Inc | 1.59M | n/a | $182.47M | 0.1% | n/c | 1 | SEC ↗ |
| 14 | Charles Schwab Investment… | 1.49M | n/a | $170.75M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Morgan Stanley ✦ | 1.28M | -9.2% | $147.30M | 0.0% | ▼ Trim | 2 | SEC ↗ ×13 |
| 16 | Ameriprise Financial Inc | 1.24M | n/a | $142.79M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 17 | UBS Group AG | 1.19M | n/a | $136.92M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 18 | Northern Trust Corp | 1.17M | n/a | $134.74M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 19 | Holocene Advisors, LP | 1.07M | n/a | $122.99M | 0.3% | n/c | 1 | SEC ↗ |
| 20 | AQR Capital Management ✦ | 1.02M | +684.9% | $117.04M | 0.1% | ▲ Add | 7 | SEC ↗ ×7 |
| 21 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 1.01M | n/a | $115.68M | 0.2% | n/c | 1 | SEC ↗ ×2 |
| 22 | Loomis Sayles & Co L P | 935.67K | n/a | $107.38M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 23 | Bank of New York Mellon Corp | 912.87K | n/a | $104.76M | 0.0% | n/c | 1 | SEC ↗ ×13 |
| 24 | Fisher Asset Management ✦ | 908.50K | -5.1% | $104.26M | 0.0% | ▼ Trim | 7 | SEC ↗ |
| 25 | Neuberger Berman Group LLC | 822.71K | n/a | $94.41M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 26 | Raymond James Financial Inc | 803.32K | n/a | $92.35M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 27 | Bank Of America Corp /De/ | 799.07K | n/a | $91.70M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 28 | Prudential Financial Inc | 796.44K | n/a | $91.40M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 29 | Point72 Asset Management ✦ | 760.18K | +145.9% | $87.24M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 30 | Marshall Wace ✦ | 628.28K | +22.2% | $72.10M | 0.1% | ▲ Add | 7 | SEC ↗ ×3 |
| 31 | Allspring Global Investments… | 603.71K | n/a | $71.96M | 0.1% | n/c | 1 | SEC ↗ ×3 |
| 32 | Nuveen, LLC | 547.54K | n/a | $62.84M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 33 | Federated Hermes, Inc. | 545.85K | n/a | $62.64M | 0.1% | n/c | 1 | SEC ↗ ×3 |
| 34 | Millennium Management ✦ | 506.88K | +50.1% | $58.17M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 35 | T. Rowe Price ✦ | 498.18K | -53.6% | $57.17M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 36 | Qube Research & Technologies Ltd | 430.23K | n/a | $49.37M | 0.1% | n/c | 1 | SEC ↗ |
| 37 | Bnp Paribas Financial Markets | 392.68K | n/a | $45.06M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Balyasny Asset Management L.P. | 389.99K | n/a | $44.75M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 39 | GAMCO Investors ✦ | 383.10K | -3.2% | $43.96M | 0.4% | ▼ Trim | 7 | SEC ↗ |
| 40 | Wellington Management ✦ | 377.36K | -17.5% | $43.31M | 0.0% | ▼ Trim | 7 | SEC ↗ ×3 |
| 41 | Arrowstreet Capital ✦ | 363.27K | New | $41.69M | 0.0% | New | 1 | SEC ↗ |
| 42 | Goldman Sachs Group ✦ | 362.39K | -3.7% | $41.59M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 43 | JPMorgan Chase ✦ | 354.88K | -46.8% | $40.73M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 44 | Corient Private Wealth LP | 348.36K | n/a | $40.45M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 45 | UBS AM, a distinct business unit of… | 352.32K | n/a | $40.43M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 46 | Rhumbline Advisers | 347.55K | n/a | $39.88M | 0.0% | n/c | 1 | SEC ↗ |
| 47 | Alliancebernstein L.P. | 306.52K | n/a | $35.18M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | 1832 Asset Management L.P. | 294.47K | n/a | $33.79M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Principal Financial Group Inc | 292.14K | n/a | $33.53M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 50 | Gotham Asset Management ✦ | 291.00K | +47.3% | $33.39M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 51 | Jane Street Group, Llc | 277.20K | n/a | $31.81M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 52 | Swiss National Bank | 271.70K | n/a | $31.18M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | California Public Employees… | 254.69K | n/a | $29.23M | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Canada Pension Plan Investment Board | 245.53K | n/a | $28.18M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Allianz Asset Management GmbH | 242.51K | n/a | $27.83M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 56 | Bank Of Nova Scotia | 242.20K | n/a | $27.79M | 0.0% | n/c | 1 | SEC ↗ |
| 57 | Nomura Asset Management… | 239.61K | n/a | $27.50M | 0.0% | n/c | 1 | SEC ↗ |
| 58 | State Of Wisconsin Investment Board | 228.78K | n/a | $26.25M | 0.1% | n/c | 1 | SEC ↗ |
| 59 | Legal & General Group Plc | 224.79K | n/a | $25.80M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 60 | Wells Fargo & Company/Mn | 217.75K | n/a | $24.99M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 61 | Hsbc Holdings Plc | 181.56K | n/a | $21.00M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 62 | Barclays Plc | 139.54K | n/a | $16.01M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 63 | Man Group plc | 131.66K | n/a | $15.11M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 64 | California State Teachers… | 130.42K | n/a | $14.97M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Sei Investments Co | 119.58K | n/a | $13.72M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 66 | Deutsche Bank Ag\ | 111.13K | n/a | $12.75M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 67 | Citadel Advisors ✦ | 102.70K | -9.0% | $11.79M | 0.0% | ▼ Trim | 7 | SEC ↗ ×2 |
| 68 | Connor, Clark & Lunn Investment… | 100.87K | n/a | $11.58M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | State Board Of Administration Of… | 100.20K | n/a | $11.50M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Stifel Financial Corp | 97.63K | n/a | $11.20M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 71 | Citigroup Inc | 93.93K | n/a | $10.78M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 72 | Manufacturers Life Insurance… | 93.73K | n/a | $10.76M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | First Trust Advisors Lp | 81.26K | n/a | $9.33M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Royal Bank Of Canada | 76.24K | n/a | $8.75M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 75 | LPL Financial LLC | 66.63K | n/a | $7.65M | 0.0% | n/c | 1 | SEC ↗ |
| 76 | New York State Common Retirement… | 64.94K | n/a | $7.45M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | Hrt Financial Lp | 64.09K | n/a | $7.36M | 0.0% | n/c | 1 | SEC ↗ |
| 78 | Envestnet Asset Management Inc | 63.32K | n/a | $7.27M | 0.0% | n/c | 1 | SEC ↗ |
| 79 | Janus Henderson Group Plc | 60.51K | n/a | $6.95M | 0.0% | n/c | 1 | SEC ↗ |
| 80 | Mariner, LLC | 54.09K | n/a | $6.21M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 81 | Healthcare Of Ontario Pension Plan… | 53.46K | n/a | $6.14M | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Nordea Investment Management Ab | 52.70K | n/a | $6.11M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 83 | Td Asset Management Inc | 47.78K | n/a | $5.48M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 84 | Pnc Financial Services Group, Inc. | 45.85K | n/a | $5.26M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 85 | Blair William & Co/Il | 44.10K | n/a | $5.06M | 0.0% | n/c | 1 | SEC ↗ |
| 86 | Zurcher Kantonalbank (Zurich… | 43.91K | n/a | $5.04M | 0.0% | n/c | 1 | SEC ↗ |
| 87 | Asset Management One Co., Ltd. | 42.40K | n/a | $4.94M | 0.0% | n/c | 1 | SEC ↗ |
| 88 | Voya Investment Management Llc | 41.57K | n/a | $4.77M | 0.0% | n/c | 1 | SEC ↗ |
| 89 | Credit Agricole S A | 39.02K | n/a | $4.48M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 90 | Cerity Partners LLC | 33.98K | n/a | $3.90M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 91 | Quantinno Capital Management LP | 32.96K | n/a | $3.78M | 0.0% | n/c | 1 | SEC ↗ |
| 92 | Creative Planning | 32.46K | n/a | $3.73M | 0.0% | n/c | 1 | SEC ↗ |
| 93 | Peak6 Llc | 31.69K | n/a | $3.64M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 94 | Russell Investments Group, Ltd. | 30.02K | n/a | $3.45M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 95 | Amundi | 29.85K | n/a | $3.43M | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Universal- Beteiligungs- und… | 29.70K | n/a | $3.41M | 0.0% | n/c | 1 | SEC ↗ |
| 97 | HighTower Advisors, LLC | 27.72K | n/a | $3.18M | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Northwestern Mutual Wealth… | 27.54K | n/a | $3.16M | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Cwm, Llc | 27.31K | n/a | $3.13M | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Wealth Enhancement Advisory… | 25.65K | n/a | $3.10M | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Norges Bank | $198.79M | 0.0% |
| Arrowstreet Capital | $41.69M | 0.0% |
Exited
| Renaissance Technologies | $21.15M | was 0.0% |
| Bridgewater Associates | $11.10M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 669 holders, 126.99M shares, $18.05B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Sep 21
Harris Timothy J
Officer · 9.00K sh · $1.73M
Sep 14
Harris Timothy J
Officer · 16.50K sh · $3.19M
Sep 08
Harris Timothy J
Officer · 16.50K sh · $3.42M
Sep 02
Morehouse David J
Director · 2.48K sh · $501,001
Aug 31
Harris Timothy J
Officer · 16.50K sh · $3.47M
Aug 24
Harris Timothy J
Officer · 16.50K sh · $3.41M
Aug 17
Fields Kimberly A
Officer, Director · 1.00K sh · $228,320
Aug 17
Fields Kimberly A
Officer, Director · 4.60K sh · $1.07M
Aug 17
Fields Kimberly A
Officer, Director · 9.12K sh · $2.11M
Aug 17
Fields Kimberly A
Officer, Director · 8.13K sh · $1.88M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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