BlackRock Advisors’s AveXis, Inc. Common Stock AVXS Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2016 Q4	$24M	Buy	502,395 +80,507	+19%	+$3.84M	0.02%	465
2016 Q3	$17.4M	Buy	421,888 +140,363	+50%	+$5.78M	0.02%	563
2016 Q2	$10.7M	Buy	281,525 +59,504	+27%	+$2.26M	0.01%	782
2016 Q1	$6.05M	Buy	+222,021	New	+$6.05M	0.01%	998