Robert Nelsen
10% Owner; Director, 10% Owner · 7 filings · Latest: Jul 1, 2026
Boundless Bio, Inc.
Kardigan, Inc.
Lyell Immunopharma, Inc.
Prime Medicine, Inc.
Sana Biotechnology, Inc.
Seaport Therapeutics, Inc.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
BOLD | Robert Nelsen | 10% Owner | Jul 1, 2026 | Sale | $2.49 | 16,000 | $39.8K | 0 | |
BOLD | Robert Nelsen | 10% Owner | Jul 1, 2026 | Option Exercise | $1.03 | 16,000 | $16.5K | 16,000 | |
KARD | Robert Nelsen | Director, 10% Owner | Jun 22, 2026 | Purchase | $16.00 | 1,250,000 | $20.0M | 15,042,035 | |
SPTX | Robert Nelsen | 10% Owner | May 4, 2026 | Purchase | $18.00 | 1,100,000 | $19.8M | 6,294,951 | |
LYEL | Robert Nelsen | 10% Owner | Mar 6, 2026 | Purchase | $25.61 | 488,090 | $12.5M | 1,426,528 |