| Filed | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-07-24 | TCG Crossover Fund II, L.P. 10% owner | Sold | 325,000 | $21.25 | $6.9M |
| 2026-03-25 | TCG Crossover Fund II, L.P. 10% owner | Bought | 121,881 | $24.72 | $3.0M |
| 2026-03-16 | TCG Crossover Fund II, L.P. 10% owner | Bought | 48,997 | $24.91 | $1.2M |
| 2026-02-13 | TCG Crossover Fund II, L.P. 10% owner | Bought | 18,856 | $23.60 | $445k |
| 2026-02-03 | TCG Crossover Fund II, L.P. 10% owner | Bought | 9,357 | $21.65 | $203k |
| 2026-01-20 | COLUMN GROUP III GP, LP 10% owner | Bought | 32,507 | $19.74 | $642k |
| 2026-01-20 | Kutzkey Tim Director · 10% owner | Bought | 32,507 | $19.74 | $642k |
| 2026-01-15 | Kutzkey Tim Director · 10% owner | Bought | 17,993 | $19.86 | $357k |
| 2026-01-15 | COLUMN GROUP III GP, LP 10% owner | Bought | 17,993 | $19.86 | $357k |
| 2026-01-08 | COLUMN GROUP III GP, LP 10% owner | Bought | 15,100 | $19.89 | $300k |
| 2026-01-08 | Kutzkey Tim Director · 10% owner | Bought | 15,100 | $19.89 | $300k |
| 2025-12-08 | Kutzkey Tim Director · 10% owner | Bought | 36,150 | $19.22 | $695k |
| 2025-12-08 | COLUMN GROUP III GP, LP 10% owner | Bought | 36,150 | $19.22 | $695k |
| 2025-12-02 | Kutzkey Tim Director · 10% owner | Bought | 315,457 | $12.65 | $4.0M |
| 2025-11-17 | COLUMN GROUP III GP, LP 10% owner | Bought | 315,457 | $12.65 | $4.0M |
| 2025-03-28 | COLUMN GROUP III GP, LP 10% owner | Bought | 1,034,482 | $11.60 | $12.0M |
| Insider | Role | Buys | Total bought |
|---|---|---|---|
| COLUMN GROUP III GP, LP | 10% owner | 6 | $18.0M |
| Kutzkey Tim | Director · 10% owner | 5 | $6.0M |
| TCG Crossover Fund II, L.P. | 10% owner | 4 | $4.9M |
Every insider buy and sell for SRZN plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.
Open the browserFree sample