MBX Biosciences, Inc (MBX) insider trading
Every open-market stock purchase and sale by MBX Biosciences, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders bought $1.1M over the last 12 months (3 buys).
- Insiders sold $2.7M over the last 12 months (3 sales).
- Last insider buy: P. Kent Hawryluk (CEO), $526K, 7 months ago.
Last 12 months: insiders bought $1.1M (3 buys) and sold $2.7M (3 sales). Last close $30.28 on Jun 4, 2026.
Recent MBX insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Jun 4, 2026 | Steven L. Hoerter (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Edward T Mathers (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Laurie Stelzer (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Tiba Aynechi (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Steven Ryder (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Patrick J Heron (Insider) | Bought (not open market) | — |
| Jun 4, 2026 | Ora H. Pescovitz (Insider) | Bought (not open market) | — |
| May 8, 2026 | Salomon Azoulay (C-suite exec) | Sold | $2.1M |
| May 8, 2026 | Salomon Azoulay (C-suite exec) | Sold | $575K |
| May 8, 2026 | Salomon Azoulay (C-suite exec) | Bought (not open market) | — |
| May 8, 2026 | Salomon Azoulay (C-suite exec) | Bought (not open market) | — |
| May 6, 2026 | P. Kent Hawryluk (CEO) | Sold | $17.9K |
| May 6, 2026 | Salomon Azoulay (C-suite exec) | Sold | $6.8K |
| May 1, 2026 | Steven L. Hoerter (Insider) | Bought (not open market) | — |
| May 1, 2026 | Steven L. Hoerter (Insider) | Bought (not open market) | — |
| Mar 13, 2026 | P. Kent Hawryluk (CEO) | Bought | $526K |
| Feb 26, 2026 | P. Kent Hawryluk (CEO) | Bought (not open market) | — |
| Feb 2, 2026 | Richard Bartram (CFO) | Bought (not open market) | — |
| Feb 2, 2026 | Richard Bartram (CFO) | Bought (not open market) | — |
| Feb 2, 2026 | P. Kent Hawryluk (CEO) | Bought (not open market) | — |
| Feb 2, 2026 | P. Kent Hawryluk (CEO) | Bought (not open market) | — |
| Feb 2, 2026 | Salomon Azoulay (C-suite exec) | Bought (not open market) | — |
| Feb 2, 2026 | Salomon Azoulay (C-suite exec) | Bought (not open market) | — |
| Jan 20, 2026 | Laurie Stelzer (Insider) | Bought (not open market) | — |
| Nov 22, 2025 | Steven L. Hoerter (Insider) | Bought (not open market) | — |
Who's trading MBX
- Tiba Aynechi, Insider: other filings, last Jun 4, 2026
- Patrick J Heron, Insider: other filings, last Jun 4, 2026
- Steven L. Hoerter, Insider: bought $265K (1 buy), last Jun 4, 2026
- Edward T Mathers, Insider: other filings, last Jun 4, 2026
- Ora H. Pescovitz, Insider: other filings, last Jun 4, 2026
- Steven Ryder, Insider: other filings, last Jun 4, 2026
- Laurie Stelzer, Insider: other filings, last Jun 4, 2026
- Salomon Azoulay, C-suite exec: sold $2.7M (3 sales), last May 8, 2026
- P. Kent Hawryluk, CEO: bought $798K (2 buys), sold $17.9K (1 sale), last May 6, 2026
- Richard Bartram, CFO: other filings, last Feb 2, 2026
Get free alerts when an insider at MBX Biosciences, Inc files a new trade →