Insiders / Rieflin William Jl
Rieflin William Jl
CIK 1182471personinsider
Companies
1
First seen
Jun 12, 2026
Last activity
Jun 12, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Lyell Immunopharma, Inc. · LYEL | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Lyell Immunopharma, Inc. | Option (right to buy)Derivative | 9,250 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jun 10, 2026 | Grant | LYEL Lyell Immunopharma, Inc. Option (right to buy) | — | +9K | 9,250 0.04% of shares | low |