Blueprint Medicines Corp (BPMC)

Market is closed

Institutional Investors' Holdings

Filing Period: Filing is Ongoing

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	6,710,708	$593,964,767	0.01%
2.	Vanguard Group Inc	6,640,523	$587,752,692	0.01%
3.	William Blair Investment Management, Llc	1,429,668	$126,539,915	0.36%
4.	Pictet Asset Management Holding Sa	954,596	$84,525,504	0.09%
5.	Goldman Sachs Group Inc	926,668	$82,019,384	0.01%