Metallus MTUS Institutional Ownership

NYSE MTUS

$19.04 +0.23 (+1.22%)

As of: Sep 30, 2026 · 11:56 AM EDT

Institutions by Trading Activity

205 Institutions

Increased 103 50.2%

Unchanged 44 21.5%

Reduced 58 28.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

87.38%

▲+1.38 pp QoQ

Shares Held by Institutions

36.35Mn

of 41.60Mn outstanding

▲+4.13% QoQ

Shares Outstanding

41.60Mn

5.25Mn held outside 13F filers

Institutional Investors

205

filed 13F for Jun 2026

▼-1 vs prior quarter

Net Shares Added (QoQ)

+1.44Mn

accumulated since last quarter

Value of Holdings

$689.58Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Metallus Inc. (NYSE:MTUS) has 205 institutional investors that have filed 13F reports for the period ending June 2026.

These investors collectively held 87.4% of Metallus's outstanding shares in June 2026, up from 86.0% in March 2026.
Their total shares held in MTUS increased 4.13% from the prior quarter, while the number of investors in Metallus increased 12.64% year over year.
Of these 205 holders, 103 added to their stakes in Metallus, 58 trimmed positions, and 44 made no changes.
Combined, these investors held 36.35Mn shares in MTUS for June 2026, up by 1.44Mn shares quarter on quarter, and up 1.44Mn shares year over year.
As of June 30, 2026, the biggest holder of Metallus is BlackRock, Inc. at 5.83Mn shares, representing 14.01% of shares outstanding.
Top purchasers of MTUS stock for the quarter ending June 2026 included Sixth Street Partners Management Company, L.P. (675.37K), ACADIAN ASSET MANAGEMENT LLC (624.37K), CITADEL ADVISORS LLC (227.94K), BlackRock, Inc. (171.3K), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (163.91K).
Top sellers of MTUS stock for the quarter ending June 2026 included DONALD SMITH & CO., INC. (463.22K), State Street Corp (387.08K), Sei Investments Co (142.49K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (136.13K), Azarias Capital Management, L.P. (123.82K).
Per Business Quant, the top 10 investors in MTUS for the quarter ending June 2026 include BlackRock, Inc. (5.83Mn), DIMENSIONAL FUND ADVISORS LP (2.56Mn), State Street Corp (2.41Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (2.01Mn), AMERICAN CENTURY COMPANIES INC (1.67Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.57Mn), SYSTEMATIC FINANCIAL MANAGEMENT LP (1.43Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.07Mn), ROYCE & ASSOCIATES LP (988.43K), GEODE CAPITAL MANAGEMENT, LLC (929.92K).

Form 13F Holdings

204 Institutional Holders

Report period 30 Jun, 2026

Total shares held 36.35Mn

Of outstanding 87.38%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	5,828,871	14.01%	▲171,305	+3.03%	$108.94Mn
2	DIMENSIONAL FUND ADVISORS LP	0000354204	2,563,222	6.16%	▲14,502	+0.57%	$47.91Mn
3	State Street Corp	0000093751	2,412,194	5.80%	▼387,080	-13.83%	$45.08Mn
4	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	0001705339	2,007,353	4.83%	▲163,913	+8.89%	$37.52Mn
5	AMERICAN CENTURY COMPANIES INC	0000748054	1,674,270	4.02%	▲13,333	+0.80%	$31.29Mn
6	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,566,944	3.77%	▲7,779	+0.50%	$29.29Mn
7	SYSTEMATIC FINANCIAL MANAGEMENT LP	0001085936	1,431,402	3.44%	▲69,552	+5.11%	$26.75Mn
8	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	1,066,248	2.56%	▼7,898	-0.74%	$19.93Mn
9	ROYCE & ASSOCIATES LP	0000906304	988,434	2.38%	▲36,700	+3.86%	$18.47Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	929,925	2.24%	▲50,919	+5.79%	$17.38Mn
11	RENAISSANCE TECHNOLOGIES LLC	0001037389	905,633	2.18%	▼113,913	-11.17%	$16.93Mn
12	Ameriprise Financial Inc	0000820027	726,328	1.75%	▲76,140	+11.71%	$13.58Mn
13	Sixth Street Partners Management Company, L.P.	0001812095	675,374	1.62%	▲675,374	0.00%	$12.62Mn
13	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	675,374	1.62%	▼136,133	-16.78%	$12.62Mn
14	ACADIAN ASSET MANAGEMENT LLC	0000916542	638,533	1.53%	▲624,374	+4,409.73%	$11.92K
15	DONALD SMITH & CO., INC.	0000814375	608,595	1.46%	▼463,224	-43.22%	$11.37Mn
16	OpenArc Corporate Advisory, LLC	0002111345	566,045	1.36%	▲20,354	+3.73%	$10.58Mn
17	TWO SIGMA INVESTMENTS, LP	0001179392	536,457	1.29%	▼14,416	-2.62%	$10.03Mn
18	Morgan Stanley	0000895421	513,898	1.24%	▲73,782	+16.76%	$9.60Mn
19	Invesco Ltd.	0000914208	473,856	1.14%	▼18,250	-3.71%	$8.86Mn

Showing 1 to 20 of 204 holders