There is a long list of 227 institutional holders of MTX within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of MTX by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-MTX table below, the initial column indicates the name of each top institutional holder of MTX, with a link to that fund's top holdings. The next columns indicate the amount of MTX stock held by each of the institutional holders of MTX, followed by the MTX position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	5,719,520	$407,859	12/31/2023
MTX	5,719,520	$407,859	12/31/2023
Vanguard Group Inc.	3,713,200	$264,788	12/31/2023
MTX	3,713,200	$264,788	12/31/2023
Dimensional Fund Advisors LP	2,267,569	$161,702	12/31/2023
MTX	2,267,569	$161,702	12/31/2023
Macquarie Group Ltd.	1,969,669	$140,457	12/31/2023
MTX	1,969,669	$140,457	12/31/2023
Victory Capital Management Inc.	1,542,968	$110,029	12/31/2023
MTX	1,542,968	$110,029	12/31/2023
State Street Corp	1,235,075	$88,073	12/31/2023
MTX	1,235,075	$88,073	12/31/2023
American Century Companies Inc.	1,158,167	$82,589	12/31/2023
MTX	1,158,167	$82,589	12/31/2023
Geode Capital Management LLC	752,818	$53,690	12/31/2023
MTX	752,818	$53,690	12/31/2023
Nuveen Asset Management LLC	717,561	$51,169	12/31/2023
MTX	717,561	$51,169	12/31/2023
Boston Trust Walden Corp	642,577	$48,373	03/31/2024
MTX	642,577	$48,373	03/31/2024
GW&K Investment Management LLC	578,731	$41,269	12/31/2023
MTX	578,731	$41,269	12/31/2023
Select Equity Group L.P.	558,246	$39,809	12/31/2023
MTX	558,246	$39,809	12/31/2023
William Blair Investment Management LLC	554,826	$39,565	12/31/2023
MTX	554,826	$39,565	12/31/2023
Allspring Global Investments Holdings LLC	514,036	$38,697	03/31/2024
MTX	514,036	$38,697	03/31/2024
Morgan Stanley	541,898	$38,643	12/31/2023
MTX	541,898	$38,643	12/31/2023
Snyder Capital Management L P	496,138	$38,372	12/31/2023
MTX	496,138	$38,372	12/31/2023
Northern Trust Corp	501,837	$35,786	12/31/2023
MTX	501,837	$35,786	12/31/2023
Goldman Sachs Group Inc.	495,931	$35,365	12/31/2023
MTX	495,931	$35,365	12/31/2023
Charles Schwab Investment Management Inc.	470,476	$33,550	12/31/2023
MTX	470,476	$33,550	12/31/2023
Bank of America Corp DE	417,861	$29,798	12/31/2023
MTX	417,861	$29,798	12/31/2023
Ameriprise Financial Inc.	372,717	$26,578	12/31/2023
MTX	372,717	$26,578	12/31/2023
Bank of New York Mellon Corp	319,991	$24,089	03/31/2024
MTX	319,991	$24,089	03/31/2024
Wellington Management Group LLP	273,941	$19,535	12/31/2023
MTX	273,941	$19,535	12/31/2023
Norges Bank	269,139	$19,192	12/31/2023
MTX	269,139	$19,192	12/31/2023
Gamco Investors INC. ET AL	237,400	$16,929	12/31/2023
MTX	237,400	$16,929	12/31/2023
Mirae Asset Global Investments Co. Ltd.	233,980	$16,685	12/31/2023
MTX	233,980	$16,685	12/31/2023
Chartwell Investment Partners LLC	209,457	$14,936	12/31/2023
MTX	209,457	$14,936	12/31/2023
Assenagon Asset Management S.A.	195,608	$14,725	03/31/2024
MTX	195,608	$14,725	03/31/2024
First Manhattan Co.	193,415	$13,792	12/31/2023
MTX	193,415	$13,792	12/31/2023
Hotchkis & Wiley Capital Management LLC	183,960	$13,118	12/31/2023
MTX	183,960	$13,118	12/31/2023
Principal Financial Group Inc.	169,621	$12,096	12/31/2023
MTX	169,621	$12,096	12/31/2023
Invesco Ltd.	166,641	$11,883	12/31/2023
MTX	166,641	$11,883	12/31/2023
Panagora Asset Management Inc.	161,783	$11,537	12/31/2023
MTX	161,783	$11,537	12/31/2023
Royce & Associates LP	156,862	$11,186	12/31/2023
MTX	156,862	$11,186	12/31/2023
Sei Investments Co.	154,519	$11,019	12/31/2023
MTX	154,519	$11,019	12/31/2023
D. E. Shaw & Co. Inc.	143,114	$10,205	12/31/2023
MTX	143,114	$10,205	12/31/2023
Voya Investment Management LLC	114,267	$8,148	12/31/2023
MTX	114,267	$8,148	12/31/2023
Millennium Management LLC	112,148	$7,997	12/31/2023
MTX	112,148	$7,997	12/31/2023
Foundry Partners LLC	107,796	$7,687	12/31/2023
MTX	107,796	$7,687	12/31/2023
Rhumbline Advisers	102,822	$7,332	12/31/2023
MTX	102,822	$7,332	12/31/2023
JPMorgan Chase & Co.	98,603	$7,031	12/31/2023
MTX	98,603	$7,031	12/31/2023
Legal & General Group Plc	90,287	$6,438	12/31/2023
MTX	90,287	$6,438	12/31/2023
Gabelli Funds LLC	85,000	$6,061	12/31/2023
MTX	85,000	$6,061	12/31/2023
FMR LLC	77,326	$5,514	12/31/2023
MTX	77,326	$5,514	12/31/2023
Tudor Investment Corp Et Al	71,226	$5,079	12/31/2023
MTX	71,226	$5,079	12/31/2023
Public Sector Pension Investment Board	67,541	$4,816	12/31/2023
MTX	67,541	$4,816	12/31/2023
Barclays PLC	65,431	$4,666	12/31/2023
MTX	65,431	$4,666	12/31/2023
First Eagle Investment Management LLC	64,531	$4,602	12/31/2023
MTX	64,531	$4,602	12/31/2023
Swiss National Bank	64,200	$4,578	12/31/2023
MTX	64,200	$4,578	12/31/2023
Prudential Financial Inc.	60,574	$4,320	12/31/2023
MTX	60,574	$4,320	12/31/2023

See All: Funds Holding MTX
See Details: Top 10 Hedge Funds Holding MTX
Also See: MTX Insider Buying
Also See: MTX Holdings Changes

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