Alphatec Holdings Inc. (ATEC)

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Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	8,572,982	$78,699,976	0%
2.	Vanguard Group Inc	5,968,980	$54,795,237	0%
3.	Context Capital Management, LlcBOND	51,732	$48,953,991	1.91%
4.	American Century Companies Inc	4,989,057	$45,799,553	0.02%
5.	Royal Bank Of Canada	3,185,283	$29,240,000	0%