BOLD
Boundless Bio, Inc.Company with tickers: BOLD
CIK
1782303
CUSIP
10170A100
Shares Outstanding
22,464,111
13F Activity (30d)
35 filings
33 filers
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.
| Date | Insider | Role | Type | Shares |
|---|---|---|---|---|
| 2024-03-27 | Wagner Klaus W. |
Chief Medical Officer | Award | 41,745 |
| 2024-03-27 | Lew Jennifer |
Director | Other | 0 |
| 2024-03-27 | Hassig Christian |
Chief Scientific Officer | Other | 0 |
| 2024-03-27 | Burow Kristina |
Director, 10% Owner | Other | 41,025 |
| 2024-03-27 | Rubin Jami |
Chief Financial Officer | Other | 0 |
| 2024-03-27 | Burow Kristina |
Director, 10% Owner | Other | 0 |
| 2024-03-27 | Burow Kristina |
Director, 10% Owner | Other | 0 |
| 2024-03-27 | Lim Jonathan E |
Director | Other | 0 |
| 2024-03-27 | CRANDELL KEITH |
10% Owner | Other | 0 |
| 2024-03-27 | RA CAPITAL MANAGEMENT, L.P. |
Director | Other | 0 |
| 2024-03-27 | ARCH Venture Fund IX, L.P. |
10% Owner | Other | 0 |
| 2024-03-27 | Oien Jessica |
See Remarks | Other | 0 |
| 2024-03-27 | Wellington Biomedical Innovation Master Investors (Cayman) I L.P. |
10% Owner | Other | 0 |
| 2024-03-27 | ARCH Venture Fund IX, L.P. |
10% Owner | Other | 0 |
| 2024-03-27 | Christensen James |
Director | Other | 0 |
| 2024-03-27 | CRANDELL KEITH |
10% Owner | Other | 0 |
| 2024-03-27 | Abdollahian Neil |
Chief Business Officer | Other | 0 |
| 2024-03-27 | Rubin Jami |
Chief Financial Officer | Award | 32,468 |
| 2024-03-27 | Rubin Jami |
Chief Financial Officer | Other | 0 |
| 2024-03-27 | Abdollahian Neil |
Chief Business Officer | Other | 0 |
| 2024-03-27 | RA CAPITAL MANAGEMENT, L.P. |
Director | Other | 0 |
| 2024-03-27 | RA CAPITAL MANAGEMENT, L.P. |
Director | Other | 0 |
| 2024-03-27 | Brennan Christine |
Director | Award | 26,438 |
| 2024-03-27 | Hornby Zachary |
Director, President & CEO | Other | 0 |
| 2024-03-27 | Burow Kristina |
Director, 10% Owner | Other | 0 |
| 2024-03-27 | Hornby Zachary |
Director, President & CEO | Other | 256,410 |
| 2024-03-27 | Wellington Biomedical Innovation Master Investors (Cayman) I L.P. |
10% Owner | Other | 0 |
| 2024-03-27 | Wagner Klaus W. |
Chief Medical Officer | Other | 0 |
| 2024-03-27 | Oien Jessica |
See Remarks | Other | 0 |
| 2024-03-27 | Wagner Klaus W. |
Chief Medical Officer | Other | 0 |
| 2024-03-27 | Lim Jonathan E |
Director | Other | 0 |
| 2024-03-27 | Lim Jonathan E |
Director | Other | 102,564 |
| 2024-03-27 | Hassig Christian |
Chief Scientific Officer | Other | 25,641 |
| 2024-03-27 | Hassig Christian |
Chief Scientific Officer | Other | 0 |
| 2024-03-27 | Oien Jessica |
See Remarks | Other | 0 |
| 2024-03-27 | ARCH Venture Fund IX, L.P. |
10% Owner | Other | 0 |
| 2024-03-27 | CRANDELL KEITH |
10% Owner | Other | 0 |
| 2024-03-27 | Hassig Christian |
Chief Scientific Officer | Other | 0 |
| 2024-04-02 | CRANDELL KEITH |
10% Owner | Other | 589,743 |
| 2024-04-02 | ARCH Venture Fund IX, L.P. |
10% Owner | Other | 586,080 |
| 2024-04-02 | CRANDELL KEITH |
10% Owner | Other | 787,545 |
| 2024-04-02 | Burow Kristina |
Director, 10% Owner | Other | 1,048,433 |
| 2024-04-02 | CRANDELL KEITH |
10% Owner | Other | 1,048,433 |
| 2024-04-02 | Burow Kristina |
Director, 10% Owner | Other | 164,835 |
| 2024-04-02 | RA CAPITAL MANAGEMENT, L.P. |
Director | Other | 13,964,285 |
| 2024-04-02 | Burow Kristina |
Director, 10% Owner | Other | 424,908 |
| 2024-04-02 | Wellington Biomedical Innovation Master Investors (Cayman) I L.P. |
10% Owner | Other | 3,703,704 |
| 2024-04-02 | CRANDELL KEITH |
10% Owner | Other | 164,835 |
| 2024-04-02 | RA CAPITAL MANAGEMENT, L.P. |
Director | Other | 3,000,000 |
| 2024-04-02 | ARCH Venture Fund IX, L.P. |
10% Owner | Other | 164,835 |
Showing 51–100 of 225 transactions