| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SIBN | Common Stock | Sale | $562,738 | -17,990 | -4.7% | $31.28 | 365,468 | 14 Jun 2021 | By Skyline Venture Partners V, LP | F1 |
| transaction | SIBN | Common Stock | Sale | $669,136 | -21,511 | -5.9% | $31.11 | 343,957 | 15 Jun 2021 | By Skyline Venture Partners V, LP | F2 |
| transaction | SIBN | Common Stock | Sale | $395,427 | -12,591 | -3.7% | $31.41 | 331,366 | 16 Jun 2021 | By Skyline Venture Partners V, LP | F3, F4 |
| holding | SIBN | Common Stock | 12,645 | 14 Jun 2021 | Direct | F5 | |||||
| holding | SIBN | Common Stock | 100,750 | 14 Jun 2021 | By John Freund Family Partnership IV, L.P | F6 |
| Id | Content |
|---|---|
| F1 | The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $31.09 to $31.65, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in these footnotes. |
| F2 | The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $30.74 to $31.75, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in these footnotes. |
| F3 | The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $30.84 to $31.96, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in these footnotes. |
| F4 | Shares held by SVP V. Skyline Venture Management V, LLC ("LLC") is the general partner of SVP V and as such may be deemed to have voting and investment power with respect to the securities of SVP V. Reporting Person, a member of Issuer's board of directors, is a managing director of LLC and may be deemed to have voting and investment power with respect to the securities held by SVP V. Reporting Person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein. |
| F5 | Includes 3,848 shares issuable on the settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. |
| F6 | Shares held by John Freund Family Partnership IV, L.P. ("Family LP"). Reporting Person, a member of Issuer's board of directors, is a general partner of Family LP and may be deemed to have voting and investment power with respect to the securities held by Family LP. Reporting Person disclaims beneficial ownership of such securities, except to the extent of his pecuniary interest therein. |