MTUS · Metallus Inc. · Holdings
$19.24
+0.05 (+0.26%)
At close · Sep 11
View the 10-K filed Feb 20, 2026
Customer concentration
— top customer 10.6% of revenue
One customer — 10.6% of revenue (the year ended December 31, 2025)
“For the year ended December 31, 2025, one customer individually comprised greater than 10% of net sales. This customer represented 10.6% of net sales.”
Market Cap
$797.48M
Shares
41.45M
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: 203
Total Value: $670,162,391
Total Shares: 35,856,743
Showing 1–100
of 205 holdings by value
· page 1 of 3
Institutional Ownership Trend
26 quarters
Superinvestors Holding MTUS
All superinvestors →Holder Concentration
Across 203 13F filers · Δ vs Mar 31, 2026Top Holder
16.3%
+0.6 pts
Top 5
40.4%
+0.3 pts
Top 10
57.1%
+0.2 pts
HHI
516
Broadly held+12
Quarterly Activity
vs Mar 31, 2026
New
26
Increased
74
Decreased
61
Sold Out
29
Unchanged
42
Holder count:
-3
Institutional value:
+13.4%
Shares held:
-0.9%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Large ACADIAN ASSET MANAGEMENT LLC | +624,374 | 638,533 | |
| Mega CITADEL ADVISORS LLC | +218,840 | 498,861 | |
| Mega BlackRock, Inc. | +171,305 | 5,828,871 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | +163,913 | 2,007,353 | |
| Mega Nuveen, LLC | +158,171 | 239,570 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid DONALD SMITH & CO., INC. | −463,224 | 608,595 | |
| Mega STATE STREET CORP | −387,080 | 2,412,194 | |
| Mega JANE STREET GROUP, LLC | −269,210 | 119,300 | |
| Large SEI INVESTMENTS CO | −142,492 | 145,151 | |
| Large PEAK6 LLC | −140,000 | 10,800 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mid CastleKnight Management LP | 50,300 | $940,107 | |
| Mid Y-Intercept (Hong Kong) Ltd | 44,823 | $837,741 | |
| Mega Qube Research & Technologies Ltd | 32,954 | $615,910 | |
| Small Dynamic Technology Lab Private Ltd | 21,307 | $398,227 | |
| Large Steward Partners Investment Advisory, LLC | 20,668 | $386,284 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small Manatuck Hill Partners, LLC | 114,020 | $1,863,086 | |
| Small Bastion Asset Management Inc. | 83,391 | $1,362,608 | |
| Mid XTX Topco Ltd | 76,906 | $1,256,644 | |
| Large HRT FINANCIAL LP | 59,576 | $973,471 | |
| Small INCEPTIONR LLC | 49,427 | $807,637 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega BlackRock, Inc. | $108,941,593 | 16.26% | 5,828,871 | Shares | 2026-08-07 | |
| Mega DIMENSIONAL FUND ADVISORS LP | $47,906,616 | 7.15% | 2,563,222 | Shares | 2026-08-11 | |
| Mega STATE STREET CORP | $45,083,905 | 6.73% | 2,412,194 | Shares | 2026-08-07 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $37,517,427 | 5.60% | 2,007,353 | Shares | 2026-08-14 | |
| Mega AMERICAN CENTURY COMPANIES INC | $31,292,106 | 4.67% | 1,674,270 | Shares | 2026-08-12 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $29,286,183 | 4.37% | 1,566,944 | Shares | 2026-08-13 | |
| Mid SYSTEMATIC FINANCIAL MANAGEMENT LP | $26,752,902 | 3.99% | 1,431,402 | Shares | 2026-08-14 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | $19,928,175 | 2.97% | 1,066,248 | Shares | 2026-08-13 | |
| Large ROYCE & ASSOCIATES LP | $18,473,831 | 2.76% | 988,434 | Shares | 2026-08-14 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $17,380,297 | 2.59% | 929,925 | Shares | 2026-08-12 | |
| Large RENAISSANCE TECHNOLOGIES LLC | $16,926,280 | 2.53% | 905,633 | Shares | 2026-08-13 | |
| Mega AMERIPRISE FINANCIAL INC | $13,575,070 | 2.03% | 726,328 | Shares | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $12,622,740 | 1.88% | 675,374 | Shares | 2026-08-14 | |
| Large ACADIAN ASSET MANAGEMENT LLC | $11,934,181 | 1.78% | 638,533 | Shares | 2026-08-13 | |
| Mid DONALD SMITH & CO., INC. | $11,374,640 | 1.70% | 608,595 | Shares | 2026-08-11 | |
| Mid OpenArc Corporate Advisory, LLC | $10,579,381 | 1.58% | 566,045 | Shares | 2026-08-05 | |
| Mega TWO SIGMA INVESTMENTS, LP | $10,026,381 | 1.50% | 536,457 | Shares | 2026-08-14 | |
| Mega MORGAN STANLEY | $9,604,750 | 1.43% | 513,898 | Shares | 2026-08-13 | |
| Mega Invesco Ltd. | $8,856,366 | 1.32% | 473,856 | Shares | 2026-08-14 | |
| Mega CITADEL ADVISORS LLC | $8,639,657 | 1.29% | 462,261 | Shares | 2026-09-02 | |
| Mega GOLDMAN SACHS GROUP INC | $8,045,203 | 1.20% | 430,455 | Shares | 2026-08-14 | |
| Small Azarias Capital Management, L.P. | $7,840,585 | 1.17% | 419,507 | Shares | 2026-07-13 | |
| Mega NORTHERN TRUST CORP Bank | $7,618,863 | 1.14% | 407,644 | Shares | 2026-08-13 | |
| Mid CSM Advisors, LLC | $7,214,470 | 1.08% | 386,007 | Shares | 2026-08-14 | |
| Mid EMERALD ADVISERS, LLC | $6,847,100 | 1.02% | 366,351 | Shares | 2026-08-05 | |
| Mid KENNEDY CAPITAL MANAGEMENT LLC | $6,243,132 | 0.93% | 334,036 | Shares | 2026-08-14 | |
| Mega Russell Investments Group, Ltd. | $6,087,741 | 0.91% | 325,722 | Shares | 2026-08-06 | |
| Small Ballast Asset Management, LP | $5,301,549 | 0.79% | 283,657 | Shares | 2026-08-13 | |
| Mega Nuveen, LLC | $4,477,563 | 0.67% | 239,570 | Shares | 2026-08-11 | |
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $4,446,313 | 0.66% | 237,898 | Shares | 2026-08-13 | |
| Mega Bank of New York Mellon Corp Bank | $4,304,248 | 0.64% | 230,297 | Shares | 2026-08-06 | |
| Large GAMCO INVESTORS, INC. ET AL | $4,009,005 | 0.60% | 214,500 | Shares | 2026-08-12 | |
| Mid EMERALD MUTUAL FUND ADVISERS TRUST Mutual Fund | $3,681,257 | 0.55% | 196,964 | Shares | 2026-08-05 | |
| Mid South Dakota Investment Council | $3,487,124 | 0.52% | 186,577 | Shares | 2026-08-11 | |
| Mega PRINCIPAL FINANCIAL GROUP INC | $3,234,061 | 0.48% | 173,037 | Shares | 2026-08-04 | |
| Small Skylands Capital, LLC | $2,967,972 | 0.44% | 158,800 | Shares | 2026-07-24 | |
| Large SEI INVESTMENTS CO | $2,712,871 | 0.40% | 145,151 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $2,640,112 | 0.39% | 141,258 | Shares | 2026-08-14 | |
| Small Orchard Capital Management, LLC | $2,554,007 | 0.38% | 136,651 | Shares | 2026-08-12 | |
| Mega FRANKLIN RESOURCES INC | $2,490,685 | 0.37% | 133,263 | Shares | 2026-08-13 | |
| Small KESTREL INVESTMENT MANAGEMENT CORP | $2,429,700 | 0.36% | 130,000 | Shares | 2026-08-04 | |
| Large Public Sector Pension Investment Board Pension | $2,297,935 | 0.34% | 122,950 | Shares | 2026-08-13 | |
| Mega UBS Group AG | $2,266,367 | 0.34% | 121,261 | Shares | 2026-08-13 | |
| Mid WEDGE CAPITAL MANAGEMENT L L P/NC | $2,260,536 | 0.34% | 120,949 | Shares | 2026-07-10 | |
| Mega JANE STREET GROUP, LLC | $2,229,717 | 0.33% | 119,300 | Call | 2026-08-14 | |
| Mid GILDER GAGNON HOWE & CO LLC | $1,895,053 | 0.28% | 101,394 | Shares | 2026-08-14 | |
| Large Universal- Beteiligungs- und Servicegesellschaft mbH | $1,872,644 | 0.28% | 100,195 | Shares | 2026-08-06 | |
| Mega BARCLAYS PLC | $1,794,351 | 0.27% | 96,006 | Shares | 2026-08-14 | |
| Large ExodusPoint Capital Management, LP | $1,785,455 | 0.27% | 95,530 | Shares | 2026-08-14 | |
| Mega Fisher Asset Management, LLC | $1,742,094 | 0.26% | 93,210 | Shares | 2026-08-04 | |
| Mid CAMBIAR INVESTORS LLC | $1,725,890 | 0.26% | 92,343 | Shares | 2026-07-31 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ | $1,718,769 | 0.26% | 91,962 | Shares | 2026-08-14 | |
| Mega RHUMBLINE ADVISERS | $1,701,705 | 0.25% | 91,049 | Shares | 2026-08-12 | |
| Mega Legal & General Group Plc | $1,631,935 | 0.24% | 87,316 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC | $1,568,855 | 0.23% | 83,941 | Shares | 2026-08-14 | |
| Mega VICTORY CAPITAL MANAGEMENT INC | $1,558,746 | 0.23% | 83,400 | Shares | 2026-08-07 | |
| Mid WINTON GROUP Ltd | $1,492,527 | 0.22% | 79,857 | Shares | 2026-08-07 | |
| Large Pathstone Holdings, LLC | $1,478,883 | 0.22% | 79,127 | Shares | 2026-08-13 | |
| Mid Atom Investors LP | $1,343,867 | 0.20% | 71,903 | Shares | 2026-08-14 | |
| Mega Swiss National Bank Bank | $1,330,728 | 0.20% | 71,200 | Shares | 2026-08-11 | |
| Large Balyasny Asset Management L.P. | $1,286,731 | 0.19% | 68,846 | Shares | 2026-08-14 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $1,269,928 | 0.19% | 67,947 | Shares | 2026-08-13 | |
| Large GABELLI FUNDS LLC | $1,196,160 | 0.18% | 64,000 | Shares | 2026-08-12 | |
| Mid Orion Porfolio Solutions, LLC | $1,100,467 | 0.16% | 58,880 | Shares | 2026-08-14 | |
| Large Quantinno Capital Management LP | $1,091,047 | 0.16% | 58,376 | Shares | 2026-08-13 | |
| Mega ALLIANCEBERNSTEIN L.P. | $1,027,146 | 0.15% | 54,957 | Shares | 2026-08-14 | |
| Mid Verdence Capital Advisors LLC | $996,438 | 0.15% | 53,314 | Shares | 2026-07-29 | |
| Small Fruth Investment Management | $953,657 | 0.14% | 51,025 | Shares | 2026-07-10 | |
| Mid CastleKnight Management LP | $940,107 | 0.14% | 50,300 | Shares | 2026-08-14 | |
| Small SITTNER & NELSON, LLC | $894,223 | 0.13% | 47,845 | Shares | 2026-08-07 | |
| Large Squarepoint Ops LLC | $867,290 | 0.13% | 46,404 | Shares | 2026-08-14 | |
| Mega CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension | $855,852 | 0.13% | 45,792 | Shares | 2026-08-24 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $854,562 | 0.13% | 45,723 | Shares | 2026-08-14 | |
| Large VOYA INVESTMENT MANAGEMENT LLC | $847,292 | 0.13% | 45,334 | Shares | 2026-08-12 | |
| Mid Y-Intercept (Hong Kong) Ltd | $837,741 | 0.13% | 44,823 | Shares | 2026-07-14 | |
| Mega JPMORGAN CHASE & CO | $794,642 | 0.12% | 42,517 | Shares | 2026-08-12 | |
| Small Unison Advisors LLC | $788,998 | 0.12% | 42,215 | Shares | 2026-07-22 | |
| Small EntryPoint Capital, LLC | $747,001 | 0.11% | 39,968 | Shares | 2026-08-13 | |
| Large STRS OHIO | $725,172 | 0.11% | 38,800 | Shares | 2026-07-30 | |
| Large PRUDENTIAL FINANCIAL INC | $709,397 | 0.11% | 37,956 | Shares | 2026-08-12 | |
| Mega DEUTSCHE BANK AG\ Bank | $685,567 | 0.10% | 36,681 | Shares | 2026-08-07 | |
| Mega CITADEL ADVISORS LLC | $684,054 | 0.10% | 36,600 | Call | 2026-09-02 | |
| Mid Inspire Investing, LLC | $677,811 | 0.10% | 36,266 | Shares | 2026-08-12 | |
| Mega Boston Partners | $665,401 | 0.10% | 35,602 | Shares | 2026-08-04 | |
| Mega WELLS FARGO & COMPANY/MN | $639,103 | 0.10% | 34,195 | Shares | 2026-08-14 | |
| Small Covestor Ltd | $628,021 | 0.09% | 33,602 | Shares | 2026-08-07 | |
| Mega Qube Research & Technologies Ltd | $615,910 | 0.09% | 32,954 | Shares | 2026-08-14 | |
| Large Creative Planning | $614,096 | 0.09% | 32,857 | Shares | 2026-08-13 | |
| Large MetLife Investment Management, LLC | $606,060 | 0.09% | 32,427 | Shares | 2026-08-14 | |
| Mid Mutual Advisors, LLC | $600,304 | 0.09% | 32,119 | Shares | 2026-08-14 | |
| Large KEYBANK NATIONAL ASSOCIATION/OH Bank | $565,521 | 0.08% | 30,258 | Shares | 2026-07-28 | |
| Large CANADA LIFE ASSURANCE Co Insurance | $560,083 | 0.08% | 29,967 | Shares | 2026-08-13 | |
| Large FIFTH THIRD BANCORP Bank | $558,214 | 0.08% | 29,867 | Shares | 2026-08-05 | |
| Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM Pension | $489,565 | 0.07% | 26,194 | Shares | 2026-07-23 | |
| Mega RAYMOND JAMES FINANCIAL INC | $479,828 | 0.07% | 25,673 | Shares | 2026-08-14 | |
| Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank | $475,454 | 0.07% | 25,439 | Shares | 2026-08-12 | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $447,363 | 0.07% | 23,936 | Shares | 2026-08-13 | |
| Large Thrivent Financial for Lutherans | $439,383 | 0.07% | 23,509 | Shares | 2026-08-14 | |
| Mega LPL Financial LLC | $438,317 | 0.07% | 23,452 | Shares | 2026-08-07 | |
| Mid DRW Securities, LLC Broker-Dealer | $423,160 | 0.06% | 22,641 | Shares | 2026-08-14 |
Key facts
CIK
1598428
CUSIP
887399103
13F (30d)
51 filings
51 filers
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