MBX Biosciences, Inc. insider trading
MBX$58.51+1.96 (+3.47%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+249.3%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- HPHawryluk P. Kent2.5217%
- CLCarl L. Gordon1.5529%
- SLSteven L. Hoerter0.2137%
- JWJohn W. Smither0.0581%
- OHOra H. Pescovitz0.0505%
- RBRichard Bartram0.0311%
- SASalomon Azoulay0.0299%
- FXFhmls X, L.P.Not reported
- OGOrbiMed Genesis GP LLCNot reported
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| MBX | Salomon Azoulay | Open market sell$24.3K | -2.5% | $65.77 | $24.3K | Aug 4, 2026 | Aug 5, 2026 |
| MBX | Salomon Azoulay | Open market sell$6.82K | -1.5% | $29.54 | $6.82K | May 6, 2026 | May 8, 2026 |
| MBX | Hawryluk P. Kent | Open market sell$17.9K | -0.1% | $29.54 | $17.9K | May 6, 2026 | May 8, 2026 |
| MBX | Hawryluk P. Kent | Open market purchase$526K | +1.6% | $28.41 | $526K | Mar 13, 2026 | Mar 16, 2026 |
| MBX | Hawryluk P. Kent | Open market purchase$273K | +2.2% | $13.64 | $273K | Oct 20, 2025 | Oct 21, 2025 |
| MBX | Steven L. Hoerter | Open market purchase$265K | Not reported | $13.25 | $265K | Oct 17, 2025 | Oct 20, 2025 |