13D Filing: James E. Flynn and AveXis Inc (AVXS)

CUSIP No.  05366U100

13D/A

Page 12 of 15 Pages

*Percentage beneficial ownership reported herein reflects 31,925,446
shares of Common Stock outstanding as of August 10, 2017, as reported in the Company’s Quarterly Report on Form 10-Q for
the quarterly period ended June 30, 2017.

(b)

(1)        Deerfield
Mgmt

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
685,040

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
685,040

(2)       Deerfield
Management

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
2,324,060

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
2,324,060

(3)       Deerfield
Special Situations Fund

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
413,611

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
413,611

(4)       Deerfield
Private Design Fund III

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
1,623,089

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
1,623,089

(5)       Deerfield
Partners

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
119,429

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
119,429

(6)       Deerfield
International Master Fund

Sole power to vote or direct the vote: 0

Shared power to vote or direct the vote:
152,000

Sole power to dispose or to direct the disposition:
0

Shared power to dispose or direct the disposition:
152,000