Who owns Metallus Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MTUS from SEC Form 13F filings across 202 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 202 institutions disclosed 35.7M shares of Metallus Inc. worth $666.6M — about 85.8% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
202
13F holders
$666.6M
value, 2026 filers
85.8%
of shares outstanding (35.7M sh)
26
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MTUS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.8M | $108.9M | 0.0% | 14% | +3.0% |
| 2 | DIMENSIONAL FUND ADVISORS LP | 2.6M | $47.9M | 0.0% | 6.2% | +0.6% |
| 3 | STATE STREET CORP | 2.4M | $45.1M | 0.0% | 5.8% | -13.8% |
| 4 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2.0M | $37.5M | 0.0% | 4.8% | +8.9% |
| 5 | AMERICAN CENTURY COMPANIES INC | 1.7M | $31.3M | 0.0% | 4% | +0.8% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 1.6M | $29.3M | 0.0% | 3.8% | +0.5% |
| 7 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 1.4M | $26.8M | 0.5% | 3.4% | +5.1% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.1M | $19.9M | 0.0% | 2.6% | -0.7% |
| 9 | ROYCE & ASSOCIATES LP | 988,434 | $18.5M | 0.1% | 2.4% | +3.9% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 929,925 | $17.4M | 0.0% | 2.2% | +5.8% |
| 11 | RENAISSANCE TECHNOLOGIES LLC | 905,633 | $16.9M | 0.0% | 2.2% | -11.2% |
| 12 | AMERIPRISE FINANCIAL INC | 726,328 | $13.6M | 0.0% | 1.7% | +11.7% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 675,374 | $12.6M | 0.0% | 1.6% | -16.8% |
| 14 | ACADIAN ASSET MANAGEMENT LLC | 638,533 | $11.9M | 0.0% | 1.5% | +4409.7% |
| 15 | DONALD SMITH & CO., INC. | 608,595 | $11.4M | 0.2% | 1.5% | -43.2% |
| 16 | OpenArc Corporate Advisory, LLC | 566,045 | $10.6M | 0.1% | 1.4% | +3.7% |
| 17 | TWO SIGMA INVESTMENTS, LP | 536,457 | $10.0M | 0.0% | 1.3% | -2.6% |
| 18 | MORGAN STANLEY | 513,898 | $9.6M | 0.0% | 1.2% | +16.8% |
| 19 | Invesco Ltd. | 473,856 | $8.9M | 0.0% | 1.1% | -3.7% |
| 20 | CITADEL ADVISORS LLC | 462,261 | $8.6M | 0.0% | 1.1% | +97.3% |
| 21 | GOLDMAN SACHS GROUP INC | 430,455 | $8.0M | 0.0% | 1% | +30.3% |
| 22 | Azarias Capital Management, L.P. | 419,507 | $7.8M | 3.4% | 1% | -22.8% |
| 23 | NORTHERN TRUST CORP | 407,644 | $7.6M | 0.0% | 1% | +6.1% |
| 24 | CSM Advisors, LLC | 386,007 | $7.2M | 0.2% | 0.9% | +19.3% |
| 25 | EMERALD ADVISERS, LLC | 366,351 | $6.8M | 0.2% | 0.9% | -2.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.