| Date Filed | Type | Description |
| 06/11/2018 |
SC 13G/A
| FMR LLC reports a 0% stake in AVEXIS INC |
| 06/06/2018 |
CT ORDER
| Form CT ORDER - Confidential treatment order: |
| 06/04/2018 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 05/23/2018 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 05/17/2018 |
SC 13D/A
| ADAGE CAPITAL PARTNERS GP, L.L.C. reports a 0% stake in AveXis, Inc. |
| 05/16/2018 |
CT ORDER
| Form CT ORDER - Confidential treatment order: |
| 05/15/2018 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 05/15/2018 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 05/15/2018 |
8-K
| Resignation/termination of a director |
| 05/15/2018 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities: |
| 05/15/2018 |
SC 14D9/A
| Form SC 14D9/A - Solicitation, recommendation statements: [Amend] |
| 05/15/2018 |
SC TO-T/A
| Form SC TO-T/A - Tender offer statement by Third Party: [Amend] |
| 05/10/2018 |
SC 13G/A
| FMR LLC reports a 5.9% stake in AVEXIS INC |
| 05/04/2018 |
10-Q
| Quarterly Report for the period ended March 31, 2018 |
| 05/03/2018 |
8-K
| Quarterly results |
| 05/03/2018 |
GN
| AveXis Reports First Quarter 2018 Financial and Operating Results |
| 05/01/2018 |
SC 14D9/A
| Form SC 14D9/A - Solicitation, recommendation statements: [Amend] |
| 05/01/2018 |
SC TO-T/A
| Form SC TO-T/A - Tender offer statement by Third Party: [Amend] |
| 05/01/2018 |
GN
| AveXis Provides Update on Proposed Acquisition by Novartis AG |
| 04/30/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 04/25/2018 |
8-K
| Quarterly results |
| 04/24/2018 |
8-K
| Other Events, Financial Statements and Exhibits |
| 04/20/2018 |
SC 14D9/A
| Form SC 14D9/A - Solicitation, recommendation statements: [Amend] |
| 04/20/2018 |
SC 13D
| ADAGE CAPITAL PARTNERS GP, L.L.C. reports a 6% stake in AveXis, Inc. |
| 04/17/2018 |
SC 14D9
| Form SC 14D9 - Solicitation, recommendation statements: |
| 04/17/2018 |
SC TO-T
| Form SC TO-T - Tender offer statement by Third Party: |
| 04/10/2018 |
SC TO-C
| Form SC TO-C - Written communication relating to an issuer or third party: |
| 04/09/2018 |
SC TO-C
| Form SC TO-C - Written communication relating to an issuer or third party: |
| 04/09/2018 |
SC14D9C
| Form SC14D9C - Written communication relating to third party tender offer: |
| 04/09/2018 |
SC14D9C
| Form SC14D9C - Written communication relating to third party tender offer: |
| 04/09/2018 |
8-K
| Acquisition/merger/asset purchase announced |
| 04/08/2018 |
GN
| AveXis Enters Agreement to be Acquired by Novartis AG for $8.7 billion |
| 03/27/2018 |
8-K
| Other Events, Financial Statements and Exhibits |
| 03/27/2018 |
GN
| AveXis Gene Therapy Awarded SAKIGAKE Designation for Spinal Muscular Atrophy Type 1 |
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