Market & Alt Data
| Trade Date | Filed | Owner | Role | Type | Shares | Price | Value | Owned After | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-17 | 2026-09-21 | RA CAPITAL MANAGEMENT, L.P. | Director | Sale | 3.45M | $6.33 | $21.84M | 3.45M | View | |
| 2026-07-07 | 2026-07-09 | ORBIMED ADVISORS LLC | Director | Sale | 85.9K | $44.86 | $3.85M | 2.47M | View | |
| 2026-07-06 | 2026-07-07 | Fitzpatrick Jennifer | Chief Legal Officer | Sale | 10.3K | $43.60 | $447K | 0 | View | |
| 2026-06-30 | 2026-07-02 | ORBIMED ADVISORS LLC | Director | Sale | 115.8K | $45.50 | $5.27M | 2.56M | View | |
| 2026-05-27 | 2026-05-29 | ORBIMED ADVISORS LLC | Director | Sale | 101 | $44.49 | $4K | 2.67M | View |
Informational purposes only, not investment advice.
tormere.com/research/SION · generated 2026-10-04
| Date | Insider | Type | Shares | Value |
|---|---|---|---|---|
| 2026-09-17 | RA CAPITAL MANAGEMENT, L.P. | S | 33,800 | $252,148 |
| 2026-09-17 | RA CAPITAL MANAGEMENT, L.P. | S | 3,415,011 | $22M |
| 2026-07-07 | ORBIMED ADVISORS LLC | S | 85,918 | $4M |
| 2026-07-06 | Fitzpatrick Jennifer | S | 10,250 | $446,862.08 |
| 2026-06-30 | ORBIMED ADVISORS LLC | S | 115,844 | $5M |
Tormere — informational purposes only, not investment advice.