| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ALRN | SVP & Chief Financial Officer | Jun 08, 2018 | Buy | $5.40 | 3,000 | 16,200 | 5,000 | Jun 12, 2018, 05:31 PM |
| ALRN | SVP & Chief Financial Officer | Jun 01, 2018 | Buy | $5.24 | 2,000 | 10,480 | 2,000 | Jun 04, 2018, 04:54 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ALRN | SVP & Chief Financial Officer | Jun 08, 2018 | Buy | 16,200 |
| ALRN | SVP & Chief Financial Officer | Jun 01, 2018 | Buy | 10,480 |