% of shares outstanding not shown: this line files 20-F annual reports only — a foreign private issuer whose US listing trades as ADSs (depositary receipts), while its cover-page share count is in ORDINARY shares. The depositary ratio is not in our data. The count we hold for this line is 761,125,819 shares (as of 2025-12-31, source dei). Dividing one by the other is wrong by the whole ratio (a 5:1 ADR reads one fifth of the true percentage), so the percentage is withheld rather than served wrong. Holder share counts are shown as filed.
Crowding percentile lands with its cohort — the cohort is size-matched, so it needs a market cap for MT in the served universe — that lands with the next screener build.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | DIMENSIONAL FUND ADVISORS LP | 3,232,4953.2M | $168M | — | — |
| 2 | MORGAN STANLEY | 2,007,5242.0M | $104M | — | ADD 17% |
| 3 | FMR LLC | 1,557,5591.6M | $81M | — | ADD 13% |
| 4 | BlackRock, Inc. | 1,429,5581.4M | $74M | — | TRIM -24% |
| 5 | Maple Rock Capital Partners Inc. | 1,414,2651.4M | $74M | — | TRIM -13% |
| 6 | GOLDMAN SACHS GROUP INC | 1,322,9231.3M | $69M | — | — |
| 7 | Bank of New York Mellon Corp | 1,104,4011.1M | $57M | — | TRIM -25% |
| 8 | BANK OF MONTREAL /CAN/ | 919,456919,456 | $48M | — | ADD 558% |
| 9 | Connor, Clark & Lunn Investment Management Ltd. | 890,458890,458 | $46M | — | — |
| 10 | AMERICAN CENTURY COMPANIES INC | 746,915746,915 | $39M | — | ADD 38% |
| 11 | Retirement Systems of Alabama | 674,150674,150 | $35M | — | — |
| 12 | BANK OF AMERICA CORP /DE/ | 670,631670,631 | $35M | — | TRIM -20% |
| 13 | NORTHERN TRUST CORP | 618,135618,135 | $32M | — | TRIM -20% |
| 14 | JANE STREET GROUP, LLC | 608,569608,569 | $32M | — | ADD 13433% |
| 15 | Man Group plc | 578,164578,164 | $30M | — | ADD 155% |
| 16 | VAN ECK ASSOCIATES CORP | 569,842569,842 | $30M | — | TRIM -11% |
| 17 | ROYAL BANK OF CANADA | 441,068441,068 | $23M | — | TRIM -47% |
| 18 | CITADEL ADVISORS LLC | 396,857396,857 | $21M | — | TRIM -26% |
| 19 | D. E. Shaw & Co., Inc. | 373,275373,275 | $19M | — | ADD 40% |
| 20 | Senator Investment Group LP | 341,258341,258 | $18M | — | TRIM -41% |
| 21 | Qube Research & Technologies Ltd | 336,363336,363 | $17M | — | NEW |
| 22 | Quantinno Capital Management LP | 335,931335,931 | $17M | — | ADD 12% |
| 23 | UBS Group AG | 326,827326,827 | $17M | — | ADD 48% |
| 24 | BNP PARIBAS FINANCIAL MARKETS | 288,788288,788 | $15M | — | ADD 3627% |
| 25 | HRT FINANCIAL LP | 287,203287,203 | $15M | — | ADD 100% |
| 26 | AQR CAPITAL MANAGEMENT LLC | 276,388276,388 | $14M | — | ADD 17% |
| 27 | CAUSEWAY CAPITAL MANAGEMENT LLC | 265,697265,697 | $14M | — | TRIM -31% |
| 28 | MILLENNIUM MANAGEMENT LLC | 247,217247,217 | $13M | — | ADD 76% |
| 29 | ROBOTTI ROBERT | 236,570236,570 | $12M | — | TRIM -30% |
| 30 | JPMORGAN CHASE & CO | 243,849243,849 | $12M | — | ADD 45% |
| 31 | JB CAPITAL PARTNERS LP | 205,000205,000 | $11M | — | — |
| 32 | Cerity Partners LLC | 203,774203,774 | $11M | — | TRIM -26% |
| 33 | Capital Wealth Planning, LLC | 199,876199,876 | $10M | — | TRIM -15% |
| 34 | Carrhae Capital LLP | 196,677196,677 | $10M | — | NEW |
| 35 | Albar Capital Partners LLP | 177,793177,793 | $9M | — | ADD 11% |
| 36 | BW Gestao de Investimentos Ltda. | 171,149171,149 | $9M | — | TRIM -14% |
| 37 | WELLINGTON MANAGEMENT GROUP LLP | 159,761159,761 | $8M | — | TRIM -28% |
| 38 | Creative Planning | 154,983154,983 | $8M | — | ADD 31% |
| 39 | Amanah Holdings Trust | 148,000148,000 | $8M | — | — |
| 40 | NEUBERGER BERMAN GROUP LLC | 148,408148,408 | $8M | — | TRIM -42% |
| 41 | ENVESTNET ASSET MANAGEMENT INC | 145,241145,241 | $8M | — | TRIM -9% |
| 42 | SEI INVESTMENTS CO | 130,770130,770 | $7M | — | TRIM -19% |
| 43 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 127,693127,693 | $7M | — | ADD 12% |
| 44 | PointState Capital LP | 125,127125,127 | $7M | — | NEW |
| 45 | XTX Topco Ltd | 112,850112,850 | $6M | — | ADD 220% |
| 46 | Impala Asset Management LLC | 110,887110,887 | $6M | — | TRIM -30% |
| 47 | Carrera Capital Advisors | 107,655107,655 | $6M | — | ADD 5% |
| 48 | MMCAP International Inc. SPC | 105,870105,870 | $6M | — | ADD 16% |
| 49 | QRG CAPITAL MANAGEMENT, INC. | 97,53797,537 | $5M | — | TRIM -2% |
| 50 | PEAK6 LLC | 95,94795,947 | $5M | — | NEW |
| 51 | MERCER GLOBAL ADVISORS INC /ADV | 91,04591,045 | $5M | — | — |
| 52 | RAYMOND JAMES FINANCIAL INC | 86,67286,672 | $4M | — | TRIM -14% |
| 53 | SummitTX Capital, L.P. | 78,45778,457 | $4M | — | TRIM -48% |
| 54 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 75,10575,105 | $4M | — | ADD 1317% |
| 55 | ABC ARBITRAGE SA | 73,47173,471 | $4M | — | NEW |
| 56 | WELLS FARGO & COMPANY/MN | 69,74969,749 | $4M | — | TRIM -25% |
| 57 | HALLSTATT ADVISORS L.P. | 69,48969,489 | $4M | — | TRIM -63% |
| 58 | ICON ADVISERS INC/CO | 65,00065,000 | $3M | — | ADD 141% |
| 59 | Pathstone Holdings, LLC | 63,12463,124 | $3M | — | TRIM -23% |
| 60 | DYMON ASIA CAPITAL (SINGAPORE) PTE. LTD. | 58,08558,085 | $3M | — | ADD 51% |
| 61 | STATE STREET CORP | 57,04557,045 | $3M | — | — |
| 62 | FIRST TRUST ADVISORS LP | 55,31155,311 | $3M | — | ADD 276% |
| 63 | LPL Financial LLC | 54,78254,782 | $3M | — | TRIM -24% |
| 64 | Campbell & CO Investment Adviser LLC | 54,11654,116 | $3M | — | ADD 994% |
| 65 | Squarepoint Ops LLC | 48,15548,155 | $3M | — | NEW |
| 66 | NATIXIS ADVISORS, LLC | 47,21547,215 | $2M | — | — |
| 67 | OLD MISSION CAPITAL LLC | 45,95745,957 | $2M | — | NEW |
| 68 | MARSHALL WACE, LLP | 44,32144,321 | $2M | — | ADD 54% |
| 69 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 43,91643,916 | $2M | — | ADD 7% |
| 70 | Brooklyn Investment Group | 43,49943,499 | $2M | — | ADD 29% |
| 71 | EVOLVE PRIVATE WEALTH, LLC | 42,59742,597 | $2M | — | ADD 5% |
| 72 | Mariner, LLC | 41,02541,025 | $2M | — | ADD 15% |
| 73 | Vanguard Personalized Indexing Management, LLC | 37,23337,233 | $2M | — | TRIM -35% |
| 74 | Jain Global LLC | 36,16336,163 | $2M | — | NEW |
| 75 | Verition Fund Management LLC | 36,00036,000 | $2M | — | NEW |
| 76 | BOOTHBAY FUND MANAGEMENT, LLC | 35,08835,088 | $2M | — | TRIM -67% |
| 77 | Tower Research Capital LLC (TRC) | 34,74434,744 | $2M | — | ADD 1189% |
| 78 | SIGNATUREFD, LLC | 34,55334,553 | $2M | — | — |
| 79 | KESTRA PRIVATE WEALTH SERVICES, LLC | 33,92433,924 | $2M | — | ADD 2% |
| 80 | TUDOR INVESTMENT CORP ET AL | 33,71333,713 | $2M | — | NEW |
| 81 | RENAISSANCE TECHNOLOGIES LLC | 32,07132,071 | $2M | — | TRIM -74% |
| 82 | FOX RUN MANAGEMENT, L.L.C. | 32,75032,750 | $2M | — | NEW |
| 83 | HANTZ FINANCIAL SERVICES, INC. | 29,37629,376 | $2M | — | ADD 11% |
| 84 | US BANCORP \DE\ | 28,94728,947 | $2M | — | ADD 70% |
| 85 | Caption Management, LLC | 28,24128,241 | $1M | — | NEW |
| 86 | Hartree Partners, LP | 27,72527,725 | $1M | — | ADD 431% |
| 87 | Merewether Investment Management, LP | 28,17328,173 | $1M | — | NEW |
| 88 | Darwin Wealth Management, LLC | 27,09327,093 | $1M | — | ADD 10% |
| 89 | Russell Investments Group, Ltd. | 25,47025,470 | $1M | — | TRIM -33% |
| 90 | CAPTRUST FINANCIAL ADVISORS | 25,14625,146 | $1M | — | NEW |
| 91 | Crossmark Global Holdings, Inc. | 24,47024,470 | $1M | — | TRIM -11% |
| 92 | QUADRANT CAPITAL GROUP LLC | 23,81923,819 | $1M | — | — |
| 93 | CITIGROUP INC | 23,39823,398 | $1M | — | TRIM -27% |
| 94 | Legacy Wealth Asset Management, LLC | 22,48922,489 | $1M | — | TRIM -4% |
| 95 | Vident Advisory, LLC | 22,38922,389 | $1M | — | ADD 11% |
| 96 | BARCLAYS PLC | 21,76121,761 | $1M | — | ADD 89% |
| 97 | Engineers Gate Manager LP | 21,60021,600 | $1M | — | NEW |
| 98 | Sequoia Financial Advisors, LLC | 21,41321,413 | $1M | — | ADD 14% |
| 99 | NewEdge Advisors, LLC | 21,35921,359 | $1M | — | ADD 67% |
| 100 | Focus Partners Wealth | 19,46919,469 | $1M | — | ADD 34% |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| BANK OF MONTREAL /CAN/ | +779,776 | $41M | ADD |
| JANE STREET GROUP, LLC | +604,072 | $31M | ADD |
| Man Group plc | +351,169 | $18M | ADD |
| Qube Research & Technologies Ltd | +336,363 | $17M | OPEN |
| MORGAN STANLEY | +289,179 | $15M | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| STEADFAST CAPITAL MANAGEMENT LP | −595,047 | $31M | CLOSE |
| Point72 Asset Management, L.P. | −562,933 | $29M | CLOSE |
| BAROMETER CAPITAL MANAGEMENT INC. | −481,960 | $25M | CLOSE |
| BlackRock, Inc. | −447,853 | $23M | TRIM |
| ROYAL BANK OF CANADA | −383,460 | $20M | TRIM |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 3.0M | 3.1M | 3.1M | 3.2M | 3.2M | 3.2M | $168M |
| MORGAN STANLEY | 1.7M | 1.8M | 1.7M | 1.8M | 1.7M | 2.0M | $104M |
| FMR LLC | 1.4M | 1.3M | 1.6M | 1.3M | 1.4M | 1.6M | $81M |
| BlackRock, Inc. | 1.3M | 1.3M | 2.0M | 1.8M | 1.9M | 1.4M | $74M |
| Maple Rock Capital Partners Inc. | — | — | — | 1.1M | 1.6M | 1.4M | $74M |
| GOLDMAN SACHS GROUP INC | 1.4M | 1.4M | 1.2M | 1.3M | 1.3M | 1.3M | $69M |
| Bank of New York Mellon Corp | 3.4M | 2.4M | 2.3M | 1.9M | 1.5M | 1.1M | $57M |
| BANK OF MONTREAL /CAN/ | 165K | 147K | 149K | 142K | 140K | 919K | $48M |
| Connor, Clark & Lunn Investment Management Ltd. | 1.5M | 1.9M | 1.8M | 1.6M | 885K | 890K | $46M |
| AMERICAN CENTURY COMPANIES INC | 281K | 282K | 393K | 461K | 542K | 747K | $39M |
| Retirement Systems of Alabama | — | — | — | — | 674K | 674K | $35M |
| BANK OF AMERICA CORP /DE/ | 784K | 1.1M | 820K | 948K | 842K | 671K | $35M |
| NORTHERN TRUST CORP | 1.2M | 984K | 1.0M | 963K | 772K | 618K | $32M |
| JANE STREET GROUP, LLC | 75K | 340K | 90K | 38K | 4K | 609K | $32M |
| Man Group plc | — | — | — | 324K | 227K | 578K | $30M |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Holders only — breaks = no 13F.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
“The first two disclosure paragraphs of the response set forth in Item 4 of the Statement are hereby amended by deleting the paragraphs in their entirety and replacing them with the following: On April 7, 2025, ArcelorMittal announced a new share buy-back program with share repurchases to be conducted in tranches that may be announced through May 2030 (the "Buy-Back Program"). On such date, ArcelorMittal also announced its intention to repurchase up to 10,000,000 shares under the first tranche of”
SEC Schedule 13D/G XML · group aggregate.