Seely Lynn insider trades
Seely Lynn has filed 21 Form 4s with the SEC that we hold, for Lyell Immunopharma, Inc. (LYEL) (President and CEO, Director), BPMC (Director) and AbCellera Biologics Inc. (ABCL) (Director). Across all of them we count 1 purchase worth $106.8K and 9 sales worth $437.9K reported on Form 4. In the last 12 months: 0 purchases ($0) and 6 sales ($353.1K). The largest single trade was a sale of 7,455 shares of Lyell Immunopharma, Inc. worth $174.4K, dated 2026-02-11. Of 1 sale filed since we began reading the 10b5-1 checkbox, 0 (0%) were marked as made under a 10b5-1 trading plan. The first filing on our record is dated 2022-06-10 and the latest 2026-08-25.
Lyell Immunopharma, Inc. (LYEL)
| Trade date | Code | Shares | Value as filed | Filed | Source |
|---|---|---|---|---|---|
| 2025-03-14 | P, purchase reported on Form 4 | 175,000 | $106.8K | 2025-03-18 | SEC |
| 2025-08-11 | S, sale reported on Form 4 | 391 | $4.1K | 2025-08-13 | SEC |
| 2025-08-12 | S, sale reported on Form 4 | 406 | $4.2K | 2025-08-13 | SEC |
| 2025-08-21 | S, sale reported on Form 4 | 7,257 | $76.5K | 2025-08-22 | SEC |
| 2025-11-10 | S, sale reported on Form 4 | 412 | $6.6K | 2025-11-12 | SEC |
| 2026-02-10 | S, sale reported on Form 4 | 438 | $10.1K | 2026-02-11 | SEC |
| 2026-02-11 | S, sale reported on Form 4 | 7,455 | $174.4K | 2026-02-12 | SEC |
| 2026-05-11 | S, sale reported on Form 4 | 388 | $7.3K | 2026-06-15 | SEC |
| 2026-08-10 | S, sale reported on Form 4 | 390 | $5.6K | 2026-08-11 | SEC |
| 2026-08-21 | S, sale reported on Form 4 | 9,589 | $149.0K | 2026-08-25 | SEC |
BPMC
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
AbCellera Biologics Inc. (ABCL)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1327111) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

