There is a long list of 189 institutional holders of MCY 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 MCY by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-MCY table below, the initial column indicates the name of each top institutional holder of MCY, with a link to that fund's top holdings. The next columns indicate the amount of MCY stock held by each of the institutional holders of MCY, followed by the MCY 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.	5,552,756	$207,173	12/31/2023
MCY	5,552,756	$207,173	12/31/2023
Vanguard Group Inc.	3,208,257	$119,700	12/31/2023
MCY	3,208,257	$119,700	12/31/2023
Dimensional Fund Advisors LP	1,893,881	$70,662	12/31/2023
MCY	1,893,881	$70,662	12/31/2023
Semper Augustus Investments Group LLC	1,391,249	$51,908	12/31/2023
MCY	1,391,249	$51,908	12/31/2023
Renaissance Technologies LLC	1,259,107	$46,977	12/31/2023
MCY	1,259,107	$46,977	12/31/2023
State Street Corp	1,019,940	$38,054	12/31/2023
MCY	1,019,940	$38,054	12/31/2023
Absher Wealth Management LLC	710,845	$26,522	12/31/2023
MCY	710,845	$26,522	12/31/2023
Geode Capital Management LLC	572,495	$21,362	12/31/2023
MCY	572,495	$21,362	12/31/2023
Morgan Stanley	541,488	$20,203	12/31/2023
MCY	541,488	$20,203	12/31/2023
Ameriprise Financial Inc.	506,527	$18,899	12/31/2023
MCY	506,527	$18,899	12/31/2023
Charles Schwab Investment Management Inc.	504,744	$18,832	12/31/2023
MCY	504,744	$18,832	12/31/2023
Driehaus Capital Management LLC	453,238	$16,910	12/31/2023
MCY	453,238	$16,910	12/31/2023
Invesco Ltd.	413,710	$15,436	12/31/2023
MCY	413,710	$15,436	12/31/2023
Nuveen Asset Management LLC	329,577	$12,297	12/31/2023
MCY	329,577	$12,297	12/31/2023
Speece Thorson Capital Group Inc.	323,245	$12,060	12/31/2023
MCY	323,245	$12,060	12/31/2023
Bank of New York Mellon Corp	306,222	$11,425	12/31/2023
MCY	306,222	$11,425	12/31/2023
Northern Trust Corp	279,935	$10,444	12/31/2023
MCY	279,935	$10,444	12/31/2023
Bridgeway Capital Management Inc.	261,411	$9,753	12/31/2023
MCY	261,411	$9,753	12/31/2023
Jacobs Levy Equity Management Inc.	223,822	$8,351	12/31/2023
MCY	223,822	$8,351	12/31/2023
Baird Financial Group Inc.	222,329	$8,295	12/31/2023
MCY	222,329	$8,295	12/31/2023
Hotchkis & Wiley Capital Management LLC	163,730	$6,109	12/31/2023
MCY	163,730	$6,109	12/31/2023
Principal Financial Group Inc.	138,565	$5,170	12/31/2023
MCY	138,565	$5,170	12/31/2023
Goldman Sachs Group Inc.	131,017	$4,888	12/31/2023
MCY	131,017	$4,888	12/31/2023
Two Sigma Advisers LP	129,200	$4,820	12/31/2023
MCY	129,200	$4,820	12/31/2023
Empowered Funds LLC	116,911	$4,362	12/31/2023
MCY	116,911	$4,362	12/31/2023
Assenagon Asset Management S.A.	101,585	$3,790	12/31/2023
MCY	101,585	$3,790	12/31/2023
Rhumbline Advisers	85,774	$3,200	12/31/2023
MCY	85,774	$3,200	12/31/2023
D. E. Shaw & Co. Inc.	82,932	$3,094	12/31/2023
MCY	82,932	$3,094	12/31/2023
Brandes Investment Partners LP	79,580	$2,969	12/31/2023
MCY	79,580	$2,969	12/31/2023
Legal & General Group Plc	75,503	$2,817	12/31/2023
MCY	75,503	$2,817	12/31/2023
D.A. Davidson & CO.	70,537	$2,632	12/31/2023
MCY	70,537	$2,632	12/31/2023
UBS Group AG	65,504	$2,444	12/31/2023
MCY	65,504	$2,444	12/31/2023
JPMorgan Chase & Co.	64,903	$2,422	12/31/2023
MCY	64,903	$2,422	12/31/2023
Wallace Capital Management Inc.	61,357	$2,289	12/31/2023
MCY	61,357	$2,289	12/31/2023
Panagora Asset Management Inc.	56,962	$2,125	12/31/2023
MCY	56,962	$2,125	12/31/2023
Public Sector Pension Investment Board	55,153	$2,058	12/31/2023
MCY	55,153	$2,058	12/31/2023
Swiss National Bank	54,600	$2,037	12/31/2023
MCY	54,600	$2,037	12/31/2023
Bank of America Corp DE	54,472	$2,032	12/31/2023
MCY	54,472	$2,032	12/31/2023
New York State Teachers Retirement System	48,049	$1,793	12/31/2023
MCY	48,049	$1,793	12/31/2023
Barclays PLC	42,276	$1,578	12/31/2023
MCY	42,276	$1,578	12/31/2023
Sit Investment Associates Inc.	38,250	$1,427	12/31/2023
MCY	38,250	$1,427	12/31/2023
Kestra Private Wealth Services LLC	38,037	$1,419	12/31/2023
MCY	38,037	$1,419	12/31/2023
Hsbc Holdings PLC	37,370	$1,400	12/31/2023
MCY	37,370	$1,400	12/31/2023
UBS Asset Management Americas Inc.	34,265	$1,278	12/31/2023
MCY	34,265	$1,278	12/31/2023
Allianz Asset Management GmbH	33,748	$1,259	12/31/2023
MCY	33,748	$1,259	12/31/2023
Two Sigma Investments LP	32,993	$1,231	12/31/2023
MCY	32,993	$1,231	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	31,949	$1,192	12/31/2023
MCY	31,949	$1,192	12/31/2023
Martingale Asset Management L P	31,229	$1,165	12/31/2023
MCY	31,229	$1,165	12/31/2023
Prudential Financial Inc.	30,737	$1,147	12/31/2023
MCY	30,737	$1,147	12/31/2023
American Century Companies Inc.	30,410	$1,135	12/31/2023
MCY	30,410	$1,135	12/31/2023