There is a long list of 178 institutional holders of MATV 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 MATV by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-MATV table below, the initial column indicates the name of each top institutional holder of MATV, with a link to that fund's top holdings. The next columns indicate the amount of MATV stock held by each of the institutional holders of MATV, followed by the MATV 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.	8,815,096	$134,959	12/31/2023
MATV	8,815,096	$134,959	12/31/2023
Vanguard Group Inc.	6,443,276	$98,647	12/31/2023
MATV	6,443,276	$98,647	12/31/2023
Allspring Global Investments Holdings LLC	4,109,374	$77,051	03/31/2024
MATV	4,109,374	$77,051	03/31/2024
Boundary Creek Advisors LP		$58,179	12/31/2023
Call	2,610,200	$39,962	12/31/2023
MATV	1,189,854	$18,217	12/31/2023
Wellington Management Group LLP	3,583,501	$54,863	12/31/2023
MATV	3,583,501	$54,863	12/31/2023
Rubric Capital Management LP	2,682,400	$41,068	12/31/2023
MATV	2,682,400	$41,068	12/31/2023
Dimensional Fund Advisors LP	2,184,889	$33,452	12/31/2023
MATV	2,184,889	$33,452	12/31/2023
State Street Corp	2,120,808	$32,470	12/31/2023
MATV	2,120,808	$32,470	12/31/2023
Goldman Sachs Group Inc.	1,713,790	$26,238	12/31/2023
MATV	1,713,790	$26,238	12/31/2023
Vaughan Nelson Investment Management L.P.	1,367,428	$25,639	03/31/2024
MATV	1,367,428	$25,639	03/31/2024
Jane Street Group LLC		$19,255	12/31/2023
Call	992,400	$15,194	12/31/2023
MATV	265,235	$4,061	12/31/2023
Citadel Advisors LLC		$18,219	12/31/2023
Call	977,500	$14,966	12/31/2023
MATV	222,862	$3,412	12/31/2023
Put	10,400	$159	12/31/2023
Geode Capital Management LLC	1,163,266	$17,812	12/31/2023
MATV	1,163,266	$17,812	12/31/2023
Charles Schwab Investment Management Inc.	925,696	$14,172	12/31/2023
MATV	925,696	$14,172	12/31/2023
Royce & Associates LP	726,779	$11,127	12/31/2023
MATV	726,779	$11,127	12/31/2023
Russell Investments Group Ltd.	703,557	$10,771	12/31/2023
MATV	703,557	$10,771	12/31/2023
Susquehanna International Group LLP		$10,754	12/31/2023
Call	598,300	$9,160	12/31/2023
MATV	169,208	$2,591	12/31/2023
Put	65,100	$997	12/31/2023
Deprince Race & Zollo Inc.	651,912	$9,981	12/31/2023
MATV	651,912	$9,981	12/31/2023
Northern Trust Corp	602,892	$9,230	12/31/2023
MATV	602,892	$9,230	12/31/2023
Group One Trading L.P.		$8,682	12/31/2023
Call	513,000	$7,854	12/31/2023
MATV	54,272	$831	12/31/2023
Put	200	$3	12/31/2023
Walleye Trading LLC		$8,677	12/31/2023
Call	459,300	$7,032	12/31/2023
MATV	150,801	$2,309	12/31/2023
Put	43,400	$664	12/31/2023
Invesco Ltd.	535,699	$8,202	12/31/2023
MATV	535,699	$8,202	12/31/2023
Invenomic Capital Management LP	533,610	$8,170	12/31/2023
MATV	533,610	$8,170	12/31/2023
Bank of New York Mellon Corp	496,239	$7,597	12/31/2023
MATV	496,239	$7,597	12/31/2023
Morgan Stanley	463,801	$7,101	12/31/2023
MATV	463,801	$7,101	12/31/2023
Simplex Trading LLC		$6,411	12/31/2023
Call	315,100	$4,824	12/31/2023
MATV	108,127	$1,655	12/31/2023
Put	4,500	$68	12/31/2023
Bank of America Corp DE	373,459	$5,718	12/31/2023
MATV	373,459	$5,718	12/31/2023
American Century Companies Inc.	356,079	$5,452	12/31/2023
MATV	356,079	$5,452	12/31/2023
Bridgeway Capital Management Inc.	347,484	$5,320	12/31/2023
MATV	347,484	$5,320	12/31/2023
First Eagle Investment Management LLC	317,412	$4,860	12/31/2023
MATV	317,412	$4,860	12/31/2023
Mayflower Financial Advisors LLC	312,600	$4,786	12/31/2023
MATV	312,600	$4,786	12/31/2023
Principal Financial Group Inc.	289,450	$4,431	12/31/2023
MATV	289,450	$4,431	12/31/2023
Bragg Financial Advisors Inc	249,849	$3,825	12/31/2023
MATV	249,849	$3,825	12/31/2023
Clearline Capital LP	243,185	$3,723	12/31/2023
MATV	243,185	$3,723	12/31/2023
Advisors Asset Management Inc.	236,287	$3,618	12/31/2023
MATV	236,287	$3,618	12/31/2023
Prudential Financial Inc.	218,067	$3,339	12/31/2023
MATV	218,067	$3,339	12/31/2023
LSV Asset Management	216,400	$3,313	12/31/2023
MATV	216,400	$3,313	12/31/2023
Needham Investment Management LLC	200,000	$3,062	12/31/2023
MATV	200,000	$3,062	12/31/2023
JPMorgan Chase & Co.	192,316	$2,944	12/31/2023
MATV	192,316	$2,944	12/31/2023
Wells Fargo & Company MN	188,755	$2,890	12/31/2023
MATV	188,755	$2,890	12/31/2023
Barnett & Company Inc.	187,915	$2,877	12/31/2023
MATV	187,915	$2,877	12/31/2023
Empowered Funds LLC	182,484	$2,794	12/31/2023
MATV	182,484	$2,794	12/31/2023
Rhumbline Advisers	179,881	$2,754	12/31/2023
MATV	179,881	$2,754	12/31/2023
Ameriprise Financial Inc.	170,321	$2,608	12/31/2023
MATV	170,321	$2,608	12/31/2023
Natixis Advisors L.P.	165,758	$2,537	12/31/2023
MATV	165,758	$2,537	12/31/2023
Tejara Capital Ltd	162,515	$2,488	12/31/2023
MATV	162,515	$2,488	12/31/2023
Rice Hall James & Associates LLC	122,766	$2,302	03/31/2024
MATV	122,766	$2,302	03/31/2024
Legal & General Group Plc	147,701	$2,261	12/31/2023
MATV	147,701	$2,261	12/31/2023
Gamco Investors INC. ET AL	136,000	$2,082	12/31/2023
MATV	136,000	$2,082	12/31/2023
Nuveen Asset Management LLC	132,116	$2,023	12/31/2023
MATV	132,116	$2,023	12/31/2023