Materion Corp (MTRN)

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Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Blackrock Inc.	3,382,645	$440,183,553	0.01%
2.	Vanguard Group Inc	2,541,196	$330,685,834	0%
3.	Capital Research Global Investors	1,347,538	$175,355,120	0.04%
4.	Dimensional Fund Advisors Lp	1,222,466	$159,080,758	0.04%
5.	State Street Corp	993,658	$129,304,716	0%