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Equibles

MTUS

Metallus Inc.

Company with tickers: MTUS

CIK
1598428
CUSIP
887399103
Shares Outstanding
41,627,806
13F Activity (30d)
112 filings 109 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 207
Total Value: $591,154,899
Total Shares: 36,178,398
Showing 1–100 of 211 holdings by value · page 1 of 3

Institutional Ownership Trend

25 quarters

Superinvestors Holding MTUS

All superinvestors →
Mario Gabelli $3,504,930 Joel Greenblatt $168,318

Holder Concentration

Across 207 13F filers · Δ vs Dec 31, 2025
Top Holder
15.6%
Jun 2023 → Mar 2026 · range 11.3% – 22.3%
+1.6 pts
Top 5
40.1%
Jun 2023 → Mar 2026 · range 40.1% – 54.8%
−9.8 pts
Top 10
56.9%
Jun 2023 → Mar 2026 · range 56.9% – 72.3%
−9.1 pts
HHI
505
Jun 2023 → Mar 2026 · range 472 – 836
Broadly held−120

Quarterly Activity

vs Dec 31, 2025
New
71
Increased
47
Decreased
49
Sold Out
26
Unchanged
40
Holder count: +45
Institutional value: +108.9%
Shares held: +119.4%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega STATE STREET CORP +480,430 2,799,274
Mega TWO SIGMA INVESTMENTS, LP +417,933 550,873
Mid OpenArc Corporate Advisory, LLC +136,277 545,691
Mid DONALD SMITH & CO., INC. +108,148 1,071,819
Small Covestor Ltd +103,255 103,260

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. −330,085 25,521
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. −137,011 1,843,440
Large Squarepoint Ops LLC −80,502 22,371
Mid South Dakota Investment Council −70,314 241,523
Mega UBS Group AG −36,646 68,652

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega BlackRock, Inc. 5,657,566 $92,444,624
Mega DIMENSIONAL FUND ADVISORS LP 2,548,720 $41,646,082
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,559,165 $25,476,756
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 1,074,146 $17,551,545
Large RENAISSANCE TECHNOLOGIES LLC 1,019,546 $16,659,381

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Small TOWLE & CO 549,389 $9,427,515
Large Brandywine Global Investment Management, LLC 102,430 $1,757,698
Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 101,445 $1,740,796
Large Man Group plc 95,514 $1,639,020
Large TWO SIGMA ADVISERS, LP 82,000 $1,407,120
Filter: New 71 Increased 47 Reduced 49 Sold out 26 Unchanged 40
Showing 100 of 211
All Common Calls Puts
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Holder Value (USD) % of 13F Shares Open
Mega BlackRock, Inc. $92,444,624 15.64% 5,657,566
Mega STATE STREET CORP $45,740,137 7.74% 2,799,274
Mega DIMENSIONAL FUND ADVISORS LP $41,646,082 7.04% 2,548,720
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $30,121,808 5.10% 1,843,440
Mega AMERICAN CENTURY COMPANIES INC $27,139,710 4.59% 1,660,937
Mega VANGUARD CAPITAL MANAGEMENT LLC $25,476,756 4.31% 1,559,165
Mid SYSTEMATIC FINANCIAL MANAGEMENT LP $22,252,628 3.76% 1,361,850
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $17,551,545 2.97% 1,074,146
Mid DONALD SMITH & CO., INC. $17,513,522 2.96% 1,071,819
Large RENAISSANCE TECHNOLOGIES LLC $16,659,381 2.82% 1,019,546
Mid ROYCE & ASSOCIATES LP $15,551,333 2.63% 951,734
Mega GEODE CAPITAL MANAGEMENT, LLC $14,362,957 2.43% 879,006
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $13,260,024 2.24% 811,507
Mega AMERIPRISE FINANCIAL INC $10,624,071 1.80% 650,188
Mega TWO SIGMA INVESTMENTS, LP $9,001,264 1.52% 550,873
Mid OpenArc Corporate Advisory, LLC $8,916,590 1.51% 545,691
Small Azarias Capital Management, L.P. $8,877,881 1.50% 543,322
Mega Invesco Ltd. $8,041,010 1.36% 492,106
Mega MORGAN STANLEY $7,191,491 1.22% 440,116
Mega NORTHERN TRUST CORP Bank $6,278,790 1.06% 384,259
Mid EMERALD ADVISERS, LLC $6,146,029 1.04% 376,134
Mid KENNEDY CAPITAL MANAGEMENT LLC $5,544,554 0.94% 339,324
Mega GOLDMAN SACHS GROUP INC $5,396,873 0.91% 330,286
Large Russell Investments Group, Ltd. $5,332,849 0.90% 326,368
Mid CSM Advisors, LLC $5,286,398 0.89% 323,525
Mega JANE STREET GROUP, LLC $5,158,701 0.87% 315,710
Large SEI INVESTMENTS CO $4,700,085 0.80% 287,643
Small Ballast Asset Management, LP $4,681,197 0.79% 286,487
Mid South Dakota Investment Council $3,946,485 0.67% 241,523
Mid EMERALD MUTUAL FUND ADVISERS TRUST Mutual Fund $3,887,449 0.66% 237,910
Mega VANGUARD FIDUCIARY TRUST CO Bank $3,841,975 0.65% 235,127
Mega CITADEL ADVISORS LLC $3,828,805 0.65% 234,321
Mega Bank of New York Mellon Corp Bank $3,730,762 0.63% 228,321
Small Skylands Capital, LLC $3,602,970 0.61% 220,500
Mid GAMCO INVESTORS, INC. ET AL $3,504,930 0.59% 214,500
Mega PRINCIPAL FINANCIAL GROUP INC $2,845,414 0.48% 174,138
Large PEAK6 LLC $2,464,072 0.42% 150,800
Micro Orchard Capital Management, LLC $2,205,622 0.37% 134,983
Mega MILLENNIUM MANAGEMENT LLC $2,178,301 0.37% 133,311
Small KESTREL INVESTMENT MANAGEMENT CORP $2,124,200 0.36% 130,000
Large Public Sector Pension Investment Board Pension $2,094,542 0.35% 128,185
Mid WEDGE CAPITAL MANAGEMENT L L P/NC $2,072,222 0.35% 126,819
Mega FRANKLIN RESOURCES INC $2,067,924 0.35% 126,556
Small Manatuck Hill Partners, LLC $1,863,086 0.32% 114,020
Mega RHUMBLINE ADVISERS $1,708,837 0.29% 104,580
Small Covestor Ltd $1,687,268 0.29% 103,260
Mid GILDER GAGNON HOWE & CO LLC $1,669,931 0.28% 102,199
Large Universal- Beteiligungs- und Servicegesellschaft mbH $1,609,931 0.27% 98,527
Mega BARCLAYS PLC $1,587,332 0.27% 97,144
Mid CAMBIAR INVESTORS LLC $1,516,450 0.26% 92,806
Mega Legal & General Group Plc $1,427,461 0.24% 87,360
Small Bastion Asset Management Inc. $1,362,608 0.23% 83,391
Mega PRICE T ROWE ASSOCIATES INC /MD/ $1,332,314 0.23% 81,537
Mega Nuveen, LLC $1,330,058 0.22% 81,399
Large Pathstone Holdings, LLC $1,316,660 0.22% 80,579
Mid WINTON GROUP Ltd $1,307,085 0.22% 79,993
Mid XTX Topco Ltd $1,256,644 0.21% 76,906
Mega VICTORY CAPITAL MANAGEMENT INC $1,225,500 0.21% 75,000
Mega Swiss National Bank Bank $1,214,062 0.21% 74,300
Mega JANE STREET GROUP, LLC $1,189,552 0.20% 72,800
Mega Fisher Asset Management, LLC $1,174,911 0.20% 71,904
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $1,170,287 0.20% 71,621
Mega D. E. Shaw & Co., Inc. $1,127,427 0.19% 68,998
Mega UBS Group AG $1,121,773 0.19% 68,652
Large GABELLI FUNDS LLC $1,045,760 0.18% 64,000
Large HRT FINANCIAL LP $973,471 0.16% 59,576
Mega AQR CAPITAL MANAGEMENT LLC $942,374 0.16% 57,673
Mid Orion Porfolio Solutions, LLC $909,549 0.15% 55,664
Mid Verdence Capital Advisors LLC $905,415 0.15% 55,411
Large Quantinno Capital Management LP $897,703 0.15% 54,939
Large VOYA INVESTMENT MANAGEMENT LLC $878,536 0.15% 53,766
Small Fruth Investment Management $850,497 0.14% 52,050
Small INCEPTIONR LLC $807,637 0.14% 49,427
Large ExodusPoint Capital Management, LP $788,601 0.13% 48,262
Small SITTNER & NELSON, LLC $781,787 0.13% 47,845
Mega CITADEL ADVISORS LLC $746,738 0.13% 45,700
Mega BANK OF AMERICA CORP /DE/ Bank $741,836 0.13% 45,400
Large Boston Partners $730,773 0.12% 44,723
Mega ALLIANCEBERNSTEIN L.P. $716,623 0.12% 43,857
Small FARMERS TRUST CO Bank $703,437 0.12% 43,050
Mega JPMORGAN CHASE & CO $691,279 0.12% 42,306
Small Unison Advisors LLC $689,793 0.12% 42,215
Mid BOOTHBAY FUND MANAGEMENT, LLC $664,319 0.11% 40,656
Large KEYBANK NATIONAL ASSOCIATION/OH Bank $657,162 0.11% 40,218
Large STRS OHIO $656,868 0.11% 40,200
Large PRUDENTIAL FINANCIAL INC $613,174 0.10% 37,526
Mid Jump Financial, LLC $595,772 0.10% 36,461
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $584,105 0.10% 35,747
Large FIFTH THIRD BANCORP Bank $567,847 0.10% 34,752
Large Creative Planning $548,108 0.09% 33,544
Mega DEUTSCHE BANK AG\ Bank $529,399 0.09% 32,399
Mid Mutual Advisors, LLC $524,824 0.09% 32,119
Mid Inspire Investing, LLC $512,030 0.09% 31,336
Large CANADA LIFE ASSURANCE Co Insurance $489,660 0.08% 29,967
Large MetLife Investment Management, LLC $458,761 0.08% 28,076
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $417,012 0.07% 25,521
Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank $415,673 0.07% 25,439
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $411,768 0.07% 25,200
Mega RAYMOND JAMES FINANCIAL INC $409,464 0.07% 25,059
Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM Pension $401,865 0.07% 24,594

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