AVEXIS INC

CUSIP: 05366U100 Class: Common equity shares

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

Note: Option positions (PUT/CALL) are excluded.

Q1 2018
Shares 421,000 Value ($000) $52,027 Avg Close — Range —
Q4 2017
Shares 421,000 Value ($000) $46,592 Avg Close — Range —
Q3 2017
Shares 339,529 Value ($000) $32,843 Avg Close — Range —
Q2 2017
Shares 339,529 Value ($000) $27,896 Avg Close — Range —
Q1 2017
Shares 81,000 Value ($000) $6,158 Avg Close — Range —