Senior insider sale
Chief Financial Officer at MBX BIOSCIENCES, INC. — senior position signals high conviction
$2.52M
68.98K shares
BARTRAM RICHARD plans to sell 68.98K shares of MBX BIOSCIENCES, INC. valued at approximately $2.52M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Option Granted - 04/20/2022
Cash
Option Granted - 11/07/2022
Cash
Option Granted - 08/15/2023
Cash
Option Granted - 02/03/2025
Cash
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
5/11/2026 | Option Granted - 04/20/2022 Cash | 5K | — |
5/11/2026 | Option Granted - 11/07/2022 Cash | 5K | — |
5/11/2026 | Option Granted - 08/15/2023 Cash | 7.50K | — |
5/11/2026 | Option Granted - 02/03/2025 Cash | 5K | — |
| Total | 22.50K | ||
Completed
Units to sell
10K
Market value
$379.6K
Units to sell
10K
Market value
$322.1K
Units to sell
5K
Market value
$159.0K
Units to sell
10.42K
Market value
$341.4K
Units to sell
1.06K
Market value
$30.2K
Units to sell
10K
Market value
$300.5K
Planned — Approximate Date
Units to sell
22.50K
Market value
$991.9K
Units
68.98K
Value
$2.52M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
5/8/2026 | 10K | $379.6K | — | Completed |
5/7/2026 | 10K | $322.1K | — | Completed |
5/1/2026 | 5K | $159.0K | — | Completed |
4/22/2026 | 10.42K | $341.4K | — | Completed |
3/25/2026 | 1.06K | $30.2K | — | Completed |
3/16/2026 | 10K | $300.5K | — | Completed |
| Planned — Approximate Date | ||||
5/11/2026 | 22.50K | $991.9K | NASDAQ | Planned |
| Total | 68.98K | $2.52M | ||