On this page, we present all of the funds holding MTRN from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding MTRN, with a link to that fund's top holdings. The next columns indicate the amount of MTRN stock held by each of the funds holding MTRN, followed by the MTRN position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 226 funds holding MTRN within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by BlackRock Inc.. For more details on the positions held by BlackRock Inc. (or by any of the other funds holding MTRN), click the fund name in the "Holder" column of the funds-holding-MTRN table below.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	3,382,645	$440,184	12/31/2023
MTRN	3,382,645	$440,184	12/31/2023
Vanguard Group Inc.	2,541,196	$330,686	12/31/2023
MTRN	2,541,196	$330,686	12/31/2023
Capital Research Global Investors	1,347,538	$175,355	12/31/2023
MTRN	1,347,538	$175,355	12/31/2023
Dimensional Fund Advisors LP	1,222,466	$159,081	12/31/2023
MTRN	1,222,466	$159,081	12/31/2023
State Street Corp	993,658	$129,305	12/31/2023
MTRN	993,658	$129,305	12/31/2023
Trigran Investments Inc.	687,794	$89,503	12/31/2023
MTRN	687,794	$89,503	12/31/2023
Silvercrest Asset Management Group LLC	529,900	$68,956	12/31/2023
MTRN	529,900	$68,956	12/31/2023
ACK Asset Management LLC	480,500	$62,527	12/31/2023
MTRN	480,500	$62,527	12/31/2023
Copeland Capital Management LLC	450,390	$58,609	12/31/2023
MTRN	450,390	$58,609	12/31/2023
Geode Capital Management LLC	433,815	$56,459	12/31/2023
MTRN	433,815	$56,459	12/31/2023
Bank of New York Mellon Corp	370,523	$48,216	12/31/2023
MTRN	370,523	$48,216	12/31/2023
Northern Trust Corp	345,970	$45,021	12/31/2023
MTRN	345,970	$45,021	12/31/2023
Barrow Hanley Mewhinney & Strauss LLC	340,615	$44,324	12/31/2023
MTRN	340,615	$44,324	12/31/2023
Royal Bank of Canada	302,307	$39,337	12/31/2023
MTRN	302,307	$39,337	12/31/2023
Ameriprise Financial Inc.	278,985	$36,304	12/31/2023
MTRN	278,985	$36,304	12/31/2023
Nuveen Asset Management LLC	243,908	$31,740	12/31/2023
MTRN	243,908	$31,740	12/31/2023
Vaughan Nelson Investment Management L.P.	240,615	$31,311	12/31/2023
MTRN	240,615	$31,311	12/31/2023
Morgan Stanley	240,167	$31,253	12/31/2023
MTRN	240,167	$31,253	12/31/2023
Charles Schwab Investment Management Inc.	232,814	$30,296	12/31/2023
MTRN	232,814	$30,296	12/31/2023
Gamco Investors INC. ET AL	232,250	$30,223	12/31/2023
MTRN	232,250	$30,223	12/31/2023
Granahan Investment Management Inc. MA	226,929	$29,530	12/31/2023
MTRN	226,929	$29,530	12/31/2023
Amundi	224,920	$27,217	12/31/2023
MTRN	224,920	$27,217	12/31/2023
Standard Life Aberdeen plc	204,272	$26,582	12/31/2023
MTRN	204,272	$26,582	12/31/2023
Jennison Associates LLC	202,091	$26,298	12/31/2023
MTRN	202,091	$26,298	12/31/2023
Mirae Asset Global Investments Co. Ltd.	170,571	$22,196	12/31/2023
MTRN	170,571	$22,196	12/31/2023
Fisher Asset Management LLC	159,412	$20,744	12/31/2023
MTRN	159,412	$20,744	12/31/2023
Schroder Investment Management Group	154,255	$20,073	12/31/2023
MTRN	154,255	$20,073	12/31/2023
Segall Bryant & Hamill LLC	129,595	$16,864	12/31/2023
MTRN	129,595	$16,864	12/31/2023
Norges Bank	125,786	$16,369	12/31/2023
MTRN	125,786	$16,369	12/31/2023
Phocas Financial Corp.	121,264	$15,780	12/31/2023
MTRN	121,264	$15,780	12/31/2023
Principal Financial Group Inc.	113,515	$14,772	12/31/2023
MTRN	113,515	$14,772	12/31/2023
Mountaineer Partners Management LLC	105,800	$13,768	12/31/2023
MTRN	105,800	$13,768	12/31/2023
Invesco Ltd.	88,959	$11,576	12/31/2023
MTRN	88,959	$11,576	12/31/2023
Envestnet Asset Management Inc.	81,183	$10,564	12/31/2023
MTRN	81,183	$10,564	12/31/2023
Royce & Associates LP	75,000	$9,760	12/31/2023
MTRN	75,000	$9,760	12/31/2023
Scout Investments Inc.	74,340	$9,674	12/31/2023
MTRN	74,340	$9,674	12/31/2023
Nordea Investment Management AB	73,261	$9,590	12/31/2023
MTRN	73,261	$9,590	12/31/2023
Allianz Asset Management GmbH	73,414	$9,553	12/31/2023
MTRN	73,414	$9,553	12/31/2023
Kennedy Capital Management Inc.	70,534	$9,179	12/31/2023
MTRN	70,534	$9,179	12/31/2023
ProShare Advisors LLC	69,125	$8,995	12/31/2023
MTRN	69,125	$8,995	12/31/2023
Rhumbline Advisers	64,944	$8,451	12/31/2023
MTRN	64,944	$8,451	12/31/2023
JPMorgan Chase & Co.	63,376	$8,247	12/31/2023
MTRN	63,376	$8,247	12/31/2023
Mutual of America Capital Management LLC	57,416	$7,472	12/31/2023
MTRN	57,416	$7,472	12/31/2023
Legal & General Group Plc	57,382	$7,467	12/31/2023
MTRN	57,382	$7,467	12/31/2023
Bank of America Corp DE	52,627	$6,848	12/31/2023
MTRN	52,627	$6,848	12/31/2023
Natixis Advisors L.P.	45,681	$5,944	12/31/2023
MTRN	45,681	$5,944	12/31/2023
Wells Fargo & Company MN	44,858	$5,837	12/31/2023
MTRN	44,858	$5,837	12/31/2023
Public Sector Pension Investment Board	42,828	$5,573	12/31/2023
MTRN	42,828	$5,573	12/31/2023
Ziegler Capital Management LLC	41,699	$5,426	12/31/2023
MTRN	41,699	$5,426	12/31/2023
Hennessy Advisors Inc.	40,900	$5,389	03/31/2024
MTRN	40,900	$5,389	03/31/2024
Swiss National Bank	40,700	$5,296	12/31/2023
MTRN	40,700	$5,296	12/31/2023
Credit Suisse AG	38,790	$5,048	12/31/2023
MTRN	38,790	$5,048	12/31/2023
Fiera Capital Corp	38,491	$5,009	12/31/2023
MTRN	38,491	$5,009	12/31/2023
HighTower Advisors LLC	37,298	$4,820	12/31/2023
MTRN	37,298	$4,820	12/31/2023
New York State Common Retirement Fund	36,903	$4,802	12/31/2023
MTRN	36,903	$4,802	12/31/2023
Stifel Financial Corp	36,107	$4,699	12/31/2023
MTRN	36,107	$4,699	12/31/2023
New York State Teachers Retirement System	35,472	$4,616	12/31/2023
MTRN	35,472	$4,616	12/31/2023
Goldman Sachs Group Inc.	35,363	$4,602	12/31/2023
MTRN	35,363	$4,602	12/31/2023
Prudential Financial Inc.	32,752	$4,262	12/31/2023
MTRN	32,752	$4,262	12/31/2023
Gilman Hill Asset Management LLC	32,338	$4,261	03/31/2024
MTRN	32,338	$4,261	03/31/2024
Barclays PLC	32,476	$4,227	12/31/2023
MTRN	32,476	$4,227	12/31/2023
Allspring Global Investments Holdings LLC	31,026	$4,037	12/31/2023
MTRN	31,026	$4,037	12/31/2023
LGT Group Foundation	29,527	$3,872	12/31/2023
MTRN	29,527	$3,872	12/31/2023
Uniplan Investment Counsel Inc.	27,533	$3,610	12/31/2023
MTRN	27,533	$3,610	12/31/2023
Rice Hall James & Associates LLC	27,717	$3,607	12/31/2023
MTRN	27,717	$3,607	12/31/2023
Sei Investments Co.	26,669	$3,469	12/31/2023
MTRN	26,669	$3,469	12/31/2023
American Century Companies Inc.	25,843	$3,363	12/31/2023
MTRN	25,843	$3,363	12/31/2023
UBS Asset Management Americas Inc.	25,355	$3,299	12/31/2023
MTRN	25,355	$3,299	12/31/2023
Renaissance Technologies LLC	24,707	$3,215	12/31/2023
MTRN	24,707	$3,215	12/31/2023
Alliancebernstein L.P.	23,841	$3,102	12/31/2023
MTRN	23,841	$3,102	12/31/2023
Nisa Investment Advisors LLC	23,015	$2,995	12/31/2023
MTRN	23,015	$2,995	12/31/2023
FMR LLC	22,507	$2,929	12/31/2023
MTRN	22,507	$2,929	12/31/2023
State of New Jersey Common Pension Fund D	22,233	$2,893	12/31/2023
MTRN	22,233	$2,893	12/31/2023
California State Teachers Retirement System	21,766	$2,832	12/31/2023
MTRN	21,766	$2,832	12/31/2023
Panagora Asset Management Inc.	20,620	$2,683	12/31/2023
MTRN	20,620	$2,683	12/31/2023
Thrivent Financial for Lutherans	18,389	$2,393	12/31/2023
MTRN	18,389	$2,393	12/31/2023
UBS Group AG	17,970	$2,338	12/31/2023
MTRN	17,970	$2,338	12/31/2023
Texas Permanent School Fund	17,827	$2,320	12/31/2023
MTRN	17,827	$2,320	12/31/2023
Great West Life Assurance Co. Can	17,556	$2,283	12/31/2023
MTRN	17,556	$2,283	12/31/2023
Chatham Capital Group Inc.	17,442	$2,270	12/31/2023
MTRN	17,442	$2,270	12/31/2023
BNP Paribas Arbitrage SA	17,297	$2,251	12/31/2023
MTRN	17,297	$2,251	12/31/2023
Citigroup Inc.	13,481	$1,754	12/31/2023
MTRN	13,481	$1,754	12/31/2023
Comerica Bank	13,043	$1,697	12/31/2023
MTRN	13,043	$1,697	12/31/2023
State of Alaska Department of Revenue	12,696	$1,652	12/31/2023
MTRN	12,696	$1,652	12/31/2023
Voya Investment Management LLC	12,450	$1,620	12/31/2023
MTRN	12,450	$1,620	12/31/2023
Illinois Municipal Retirement Fund	12,259	$1,595	12/31/2023
MTRN	12,259	$1,595	12/31/2023
State of Tennessee Treasury Department	11,676	$1,519	12/31/2023
MTRN	11,676	$1,519	12/31/2023
First Trust Advisors LP	11,598	$1,509	12/31/2023
MTRN	11,598	$1,509	12/31/2023
Ensign Peak Advisors Inc	11,500	$1,496	12/31/2023
MTRN	11,500	$1,496	12/31/2023
Deutsche Bank AG	11,414	$1,485	12/31/2023
MTRN	11,414	$1,485	12/31/2023
Price T Rowe Associates Inc. MD	11,227	$1,461	12/31/2023
MTRN	11,227	$1,461	12/31/2023
American International Group Inc.	11,184	$1,455	12/31/2023
MTRN	11,184	$1,455	12/31/2023
NorthCrest Asset Manangement LLC	10,750	$1,416	03/31/2024
MTRN	10,750	$1,416	03/31/2024
MetLife Investment Management LLC	10,802	$1,406	12/31/2023
MTRN	10,802	$1,406	12/31/2023
Yousif Capital Management LLC	10,754	$1,399	12/31/2023
MTRN	10,754	$1,399	12/31/2023
Jane Street Group LLC	10,689	$1,391	12/31/2023
MTRN	10,689	$1,391	12/31/2023
Louisiana State Employees Retirement System	10,300	$1,340	12/31/2023
MTRN	10,300	$1,340	12/31/2023
Susquehanna International Group LLP	10,041	$1,307	12/31/2023
MTRN	10,041	$1,307	12/31/2023
State of Wyoming	10,023	$1,304	12/31/2023
MTRN	10,023	$1,304	12/31/2023
The Manufacturers Life Insurance Company	9,771	$1,272	12/31/2023
MTRN	9,771	$1,272	12/31/2023
North Star Investment Management Corp.	9,250	$1,204	12/31/2023
MTRN	9,250	$1,204	12/31/2023
Russell Investments Group Ltd.	9,053	$1,178	12/31/2023
MTRN	9,053	$1,178	12/31/2023
Janus Henderson Group PLC	9,034	$1,176	12/31/2023
MTRN	9,034	$1,176	12/31/2023
Amalgamated Bank	8,841	$1,150	12/31/2023
MTRN	8,841	$1,150	12/31/2023
Ethic Inc.	8,809	$1,146	12/31/2023
MTRN	8,809	$1,146	12/31/2023
Teacher Retirement System of Texas	8,431	$1,097	12/31/2023
MTRN	8,431	$1,097	12/31/2023
Kingswood Wealth Advisors LLC	8,250	$1,087	03/31/2024
MTRN	8,250	$1,087	03/31/2024
Meyer Handelman Co.	7,900	$1,041	03/31/2024
MTRN	7,900	$1,041	03/31/2024
Janney Montgomery Scott LLC	7,883	$1,026	12/31/2023
MTRN	7,883	$1,026	12/31/2023
Maryland State Retirement & Pension System	7,500	$976	12/31/2023
MTRN	7,500	$976	12/31/2023
Advisor Group Holdings Inc.	7,157	$932	12/31/2023
MTRN	7,157	$932	12/31/2023
D. E. Shaw & Co. Inc.	6,906	$899	12/31/2023
MTRN	6,906	$899	12/31/2023
Victory Capital Management Inc.	6,730	$876	12/31/2023
MTRN	6,730	$876	12/31/2023
Aurora Investment Counsel	6,505	$846	12/31/2023
MTRN	6,505	$846	12/31/2023
Citadel Advisors LLC		$846	12/31/2023
Call	7,900	$1,028	12/31/2023
Put	1,400	$182	12/31/2023
Teachers Retirement System of The State of Kentucky	6,490	$845	12/31/2023
MTRN	6,490	$845	12/31/2023
Franklin Resources Inc.	6,334	$824	12/31/2023
MTRN	6,334	$824	12/31/2023
Oregon Public Employees Retirement Fund	6,006	$782	12/31/2023
MTRN	6,006	$782	12/31/2023
State Board of Administration of Florida Retirement System	5,867	$763	12/31/2023
MTRN	5,867	$763	12/31/2023
Arizona State Retirement System	5,770	$751	12/31/2023
MTRN	5,770	$751	12/31/2023
Heritage Investors Management Corp	5,727	$745	12/31/2023
MTRN	5,727	$745	12/31/2023
Tower Research Capital LLC TRC	5,441	$708	12/31/2023
MTRN	5,441	$708	12/31/2023
Captrust Financial Advisors	5,241	$682	12/31/2023
MTRN	5,241	$682	12/31/2023
Neuberger Berman Group LLC	5,144	$669	12/31/2023
MTRN	5,144	$669	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	5,060	$658	12/31/2023
MTRN	5,060	$658	12/31/2023
Everence Capital Management Inc.	5,040	$656	12/31/2023
MTRN	5,040	$656	12/31/2023
Synovus Financial Corp	4,877	$635	12/31/2023
MTRN	4,877	$635	12/31/2023
Snowden Capital Advisors LLC	4,749	$618	12/31/2023
MTRN	4,749	$618	12/31/2023
The PNC Financial Services Group Inc.	4,741	$617	12/31/2023
MTRN	4,741	$617	12/31/2023
Bessemer Group Inc.	4,721	$614	12/31/2023
MTRN	4,721	$614	12/31/2023
Commonwealth of Pennsylvania Public School Empls Retrmt SYS	4,453	$579	12/31/2023
MTRN	4,453	$579	12/31/2023
Bank of Montreal Can	4,289	$565	12/31/2023
MTRN	4,289	$565	12/31/2023
Cresset Asset Management LLC	4,276	$556	12/31/2023
MTRN	4,276	$556	12/31/2023
Pathstone Holdings LLC	4,127	$537	12/31/2023
MTRN	4,127	$537	12/31/2023
Strs Ohio	4,000	$520	12/31/2023
MTRN	4,000	$520	12/31/2023
Handelsbanken Fonder AB	3,766	$490	12/31/2023
MTRN	3,766	$490	12/31/2023
HRT Financial LP	3,767	$490	12/31/2023
MTRN	3,767	$490	12/31/2023
Raymond James & Associates	3,647	$475	12/31/2023
MTRN	3,647	$475	12/31/2023
Sontag Advisory LLC	3,641	$474	12/31/2023
MTRN	3,641	$474	12/31/2023
Confluence Investment Management LLC	3,513	$463	03/31/2024
MTRN	3,513	$463	03/31/2024
Pinnacle Associates Ltd.	3,550	$462	12/31/2023
MTRN	3,550	$462	12/31/2023
Advisors Asset Management Inc.	3,457	$450	12/31/2023
MTRN	3,457	$450	12/31/2023
Ellevest Inc.	3,291	$428	12/31/2023
MTRN	3,291	$428	12/31/2023
Personal CFO Solutions LLC	3,062	$399	12/31/2023
MTRN	3,062	$399	12/31/2023
Millennium Management LLC	3,028	$394	12/31/2023
MTRN	3,028	$394	12/31/2023
New York Life Investment Management LLC	3,000	$390	12/31/2023
MTRN	3,000	$390	12/31/2023
CWM Advisors LLC	2,934	$382	12/31/2023
MTRN	2,934	$382	12/31/2023
LPL Financial LLC	2,779	$362	12/31/2023
MTRN	2,779	$362	12/31/2023
Public Employees Retirement Association of Colorado	2,698	$351	12/31/2023
MTRN	2,698	$351	12/31/2023
Two Sigma Investments LP	2,700	$351	12/31/2023
MTRN	2,700	$351	12/31/2023
Keybank National Association OH	2,589	$337	12/31/2023
MTRN	2,589	$337	12/31/2023
Gabelli Funds LLC	2,500	$325	12/31/2023
MTRN	2,500	$325	12/31/2023
Orion Portfolio Solutions LLC	2,592	$321	12/31/2023
MTRN	2,592	$321	12/31/2023
AQR Capital Management LLC	2,357	$307	12/31/2023
MTRN	2,357	$307	12/31/2023
Pictet Asset Management Holding SA	2,289	$298	12/31/2023
MTRN	2,289	$298	12/31/2023
Empirical Financial Services LLC d.b.a. Empirical Wealth Management	2,133	$278	12/31/2023
MTRN	2,133	$278	12/31/2023
Ameritas Investment Partners Inc.	2,127	$277	12/31/2023
MTRN	2,127	$277	12/31/2023
Gotham Asset Management LLC	2,046	$266	12/31/2023
MTRN	2,046	$266	12/31/2023
Bedel Financial Consulting Inc.	2,000	$260	12/31/2023
MTRN	2,000	$260	12/31/2023
Zhang Financial LLC	2,000	$260	12/31/2023
MTRN	2,000	$260	12/31/2023
State of Wisconsin Investment Board	1,956	$255	12/31/2023
MTRN	1,956	$255	12/31/2023
Cullen Frost Bankers Inc.	1,875	$244	12/31/2023
MTRN	1,875	$244	12/31/2023
Two Sigma Advisers LP	1,800	$234	12/31/2023
MTRN	1,800	$234	12/31/2023
Envestnet Portfolio Solutions Inc.	1,780	$232	12/31/2023
MTRN	1,780	$232	12/31/2023
Concurrent Investment Advisors LLC	1,739	$226	12/31/2023
MTRN	1,739	$226	12/31/2023
Los Angeles Capital Management & Equity Research Inc.	1,658	$218	03/31/2024
MTRN	1,658	$218	03/31/2024
Creative Planning	1,627	$212	12/31/2023
MTRN	1,627	$212	12/31/2023
Brown Advisory Inc.	1,600	$208	12/31/2023
MTRN	1,600	$208	12/31/2023
Syon Capital LLC	1,593	$207	12/31/2023
MTRN	1,593	$207	12/31/2023
Wetzel Investment Advisors Inc.	1,500	$195	12/31/2023
MTRN	1,500	$195	12/31/2023
AdvisorNet Financial Inc	1,220	$161	03/31/2024
MTRN	1,220	$161	03/31/2024
Metropolitan Life Insurance Co NY	1,183	$154	12/31/2023
MTRN	1,183	$154	12/31/2023
Anchor Investment Management LLC	1,050	$137	12/31/2023
MTRN	1,050	$137	12/31/2023
Mendota Financial Group LLC	630	$82	12/31/2023
MTRN	630	$82	12/31/2023
KBC Group NV	571	$74	12/31/2023
MTRN	571	$74	12/31/2023
First Horizon Advisors Inc.	542	$71	12/31/2023
MTRN	542	$71	12/31/2023
US Bancorp DE	528	$69	12/31/2023
MTRN	528	$69	12/31/2023
Whittier Trust Co.	500	$65	12/31/2023
MTRN	500	$65	12/31/2023
Loring Wolcott & Coolidge Fiduciary Advisors LLP MA	457	$59	12/31/2023
MTRN	457	$59	12/31/2023
SRS Capital Advisors Inc.	428	$56	12/31/2023
MTRN	428	$56	12/31/2023
Proequities Inc.		$49	12/31/2023
MTRN	377	$49	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
Quest Partners LLC	341	$44	12/31/2023
MTRN	341	$44	12/31/2023
GWM Advisors LLC	298	$39	12/31/2023
MTRN	298	$39	12/31/2023
Covestor Ltd	296	$39	12/31/2023
MTRN	296	$39	12/31/2023
Versant Capital Management Inc	266	$35	03/31/2024
MTRN	266	$35	03/31/2024
Public Employees Retirement System of Ohio	264	$34	12/31/2023
MTRN	264	$34	12/31/2023
Compass Wealth Management LLC	250	$33	03/31/2024
MTRN	250	$33	03/31/2024
Quadrant Capital Group LLC	247	$32	12/31/2023
MTRN	247	$32	12/31/2023
CENTRAL TRUST Co	195	$25	12/31/2023
MTRN	195	$25	12/31/2023
EverSource Wealth Advisors LLC	169	$22	12/31/2023
MTRN	169	$22	12/31/2023
Advisory Services Network LLC	161	$21	12/31/2023
MTRN	161	$21	12/31/2023
Key Financial Inc	138	$18	12/31/2023
MTRN	138	$18	12/31/2023
Silicon Valley Capital Partners	130	$17	12/31/2023
MTRN	130	$17	12/31/2023
CWM LLC	113	$15	03/31/2024
MTRN	113	$15	03/31/2024
LGT Financial Advisors LLC	104	$14	12/31/2023
MTRN	104	$14	12/31/2023
Sunbelt Securities Inc.	100	$13	03/31/2024
MTRN	100	$13	03/31/2024
Principal Securities Inc.	80	$10	12/31/2023
MTRN	80	$10	12/31/2023
Fifth Third Bancorp	80	$10	12/31/2023
MTRN	80	$10	12/31/2023
Kayne Anderson Rudnick Investment Management LLC	72	$9	12/31/2023
MTRN	72	$9	12/31/2023
Farther Finance Advisors LLC	60	$8	12/31/2023
MTRN	60	$8	12/31/2023
Mitsubishi UFJ Kokusai Asset Management Co. Ltd.	59	$7	12/31/2023
MTRN	59	$7	12/31/2023
Hanseatic Management Services Inc.	48	$6	12/31/2023
MTRN	48	$6	12/31/2023
GAMMA Investing LLC	38	$5	03/31/2024
MTRN	38	$5	03/31/2024
Signaturefd LLC	39	$5	12/31/2023
MTRN	39	$5	12/31/2023
Massmutual Trust Co. FSB ADV	23	$3	03/31/2024
MTRN	23	$3	03/31/2024
BOKF NA	20	$3	12/31/2023
MTRN	20	$3	12/31/2023
BOK Financial Private Wealth Inc.	23	$3	12/31/2023
MTRN	23	$3	12/31/2023
Allworth Financial LP	21	$3	12/31/2023
MTRN	21	$3	12/31/2023
Bogart Wealth LLC	20	$3	12/31/2023
MTRN	20	$3	12/31/2023
Lindbrook Capital LLC	23	$3	12/31/2023
MTRN	23	$3	12/31/2023
Harbor Investment Advisory LLC	17	$2	03/31/2024
MTRN	17	$2	03/31/2024
Mather Group LLC.	13	$2	03/31/2024
MTRN	13	$2	03/31/2024
Harbour Investments Inc.	15	$2	12/31/2023
MTRN	15	$2	12/31/2023
Farmers & Merchants Investments Inc.	15	$2	12/31/2023
MTRN	15	$2	12/31/2023
Parallel Advisors LLC	17	$2	12/31/2023
MTRN	17	$2	12/31/2023
Global Retirement Partners LLC	16	$2	12/31/2023
MTRN	16	$2	12/31/2023
Cornerstone Planning Group LLC	19	$2	12/31/2023
MTRN	19	$2	12/31/2023
Strategic Investment Solutions Inc. IL	16	$2	12/31/2023
MTRN	16	$2	12/31/2023
Financial Synergies Wealth Advisors Inc.	4	$1	03/31/2024
MTRN	4	$1	03/31/2024
Parkside Financial Bank & Trust	5	$1	12/31/2023
MTRN	5	$1	12/31/2023
JFS Wealth Advisors LLC	4	$1	12/31/2023
MTRN	4	$1	12/31/2023
Bell Investment Advisors Inc	6	$1	12/31/2023
MTRN	6	$1	12/31/2023
Huntington National Bank	1	$0	12/31/2023
MTRN	1	$0	12/31/2023
SJS Investment Consulting Inc.	1	$0	12/31/2023
MTRN	1	$0	12/31/2023
DiNuzzo Private Wealth Inc.	2	$0	12/31/2023
MTRN	2	$0	12/31/2023
Turtle Creek Wealth Advisors LLC	1	$0	12/31/2023
MTRN	1	$0	12/31/2023
PEAK6 Investments LLC	401	$-182	12/31/2023
Put	1,800	$234	12/31/2023
MTRN	401	$52	12/31/2023

See Summary: Institutional Holders of MTRN
See Details: Top 10 Hedge Funds Holding MTRN
Also See: MTRN Insider Buying
Also See: MTRN Holdings Changes

MTRN — Current Quote

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MTRN — Performance