Alpha Pro Tech Ltd (APT)

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Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Vanguard Group Inc	659,531	$3,297,655	0%
2.	Needham Investment Management Llc	612,500	$3,062,500	0.29%
3.	Blackrock, Inc.	272,944	$1,364,720	0%
4.	Linden Thomas Advisory Services, Llc	187,610	$938,050	0.12%
5.	Dimensional Fund Advisors Lp	143,825	$719,125	0%