BOLD Boundless Bio, Inc.
Nasdaq · SEC CIK 1782303 · EDGAR
- Bought, last 12 months
- $1.52M 6 purchases by 1 insiders
- Sold, last 12 months
- $134.0K 3 sales by 3 insiders
- Filings on record
- 54 since 2024-03-29, latest 2026-08-28 16:16
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| TANG KEVIN | 10% | $1.52M | $54.4K |
| ARCH Venture Fund IX, L.P. | 10% | — | $39.8K |
| CRANDELL KEITH | 10% | — | $39.8K |
Transactions 21
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| I | 2026-08-28 16:16 | 2026-08-26 | BOLD | TANG KEVIN | 10% | S - Sale | $2.97 | -18.3K | 2.84M | -0.6% | -$54.4K |
| MI | 2026-07-21 19:38 | 2026-07-17+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.44 | +4,863 | 2.86M | +0.2% | +$11.9K |
| MI | 2026-07-16 20:10 | 2026-07-14+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.43 | +64.0K | 2.85M | +2% | +$155.6K |
| MI | 2026-07-13 19:06 | 2026-07-09+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.42 | +91.6K | 2.79M | +3% | +$222.1K |
| MI | 2026-07-08 20:06 | 2026-07-06+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.48 | +57.2K | 2.70M | +2% | +$141.9K |
| DI | 2026-07-06 17:44 | 2026-07-01 | BOLD | CRANDELL KEITH | 10% | M - OptEx | $1.03 | +16.0K | 16.0K | New | +$16.5K |
| DI | 2026-07-06 17:44 | 2026-07-01 | BOLD | CRANDELL KEITH | 10% | S - Sale+OE | $2.49 | -16.0K | 0 | -100% | -$39.8K |
| DI | 2026-07-06 17:43 | 2026-07-01 | BOLD | ARCH Venture Fund IX, L.P. | 10% | M - OptEx | $1.03 | +16.0K | 16.0K | New | +$16.5K |
| DI | 2026-07-06 17:43 | 2026-07-01 | BOLD | ARCH Venture Fund IX, L.P. | 10% | S - Sale+OE | $2.49 | -16.0K | 0 | -100% | -$39.8K |
| MI | 2026-07-02 19:45 | 2026-06-30+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.50 | +107.5K | 2.64M | +4% | +$268.9K |
| MI | 2026-06-29 19:56 | 2026-06-25+ | BOLD | TANG KEVIN | 10% | P - Purchase | $2.50 | +286.3K | 2.53M | +13% | +$714.8K |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | Kolchinsky Peter | 10% | C - Cnv Deriv | — | +1.87M | 280.2K | New | — |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | Kolchinsky Peter | 10% | P - Purchase | $16.00 | +312.5K | 1.88M | +20% | +$5.00M |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | Burow Kristina | Dir, 10% | C - Cnv Deriv | — | +2.43M | 617.1K | New | — |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | Burow Kristina | Dir, 10% | P - Purchase | $16.00 | +200.0K | 1.18M | +20% | +$3.20M |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | GILLIS STEVEN | 10% | P - Purchase | $16.00 | +200.0K | 683.8K | +41% | +$3.20M |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | GILLIS STEVEN | 10% | C - Cnv Deriv | — | +2.43M | 1.05M | New | — |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | ARCH Venture Partners IX, LLC | 10% | P - Purchase | $16.00 | +200.0K | 1.18M | +20% | +$3.20M |
| DMI | 2024-04-04 | 2024-04-02 | BOLD | ARCH Venture Partners IX, LLC | 10% | C - Cnv Deriv | — | +2.43M | 617.1K | New | — |
| DI | 2024-04-04 | 2024-04-02 | BOLD | Lim Jonathan E | Dir | C - Cnv Deriv | — | +525.3K | 550.9K | +2,049% | — |
| DM | 2024-04-02 | 2024-04-02 | BOLD | Wellington Biomedical Innovation Master Investors (Cayman) I L.P. | 10% | C - Cnv Deriv | — | +556.2K | 189.9K | New | — |
Purchase Sale Sale after option exercise All abbreviations