None of the 29 investors followed here reported a position in MBX in their latest filing.
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a MBX trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Aug 3, 2026 | Azoulay Salomon M.D.Officer | Sale at price 65.77 per share. | 370 | $24.34K |
| Aug 2, 2026 | Hoerter Steven LChief Executive Officer | Stock Award(Grant) at price 0.00 per share. | 71K | — |
| Aug 2, 2026 | Smither John WChief Financial Officer | Stock Award(Grant) at price 0.00 per share. | 28K | — |
| May 7, 2026 | Azoulay Salomon M.D.Officer | Sale at price 38.30 - 38.38 per share. | 70K | $2.69M |
| May 7, 2026 | Azoulay Salomon M.D.Officer | Conversion of Exercise of derivative security at price 10.46 - 16.00 per share. | 70K | $815.35K |
| May 5, 2026 | Hawryluk P KentChief Executive Officer | Sale at price 29.54 per share. | 607 | $17.93K |
| May 5, 2026 | Azoulay Salomon M.D.Officer | Sale at price 29.54 per share. | 231 | $6.82K |
| Apr 30, 2026 | Hoerter Steven LDirector | Stock Award(Grant) at price 0.00 per share. | 11.9K | — |
| Mar 12, 2026 | Hawryluk P KentChief Executive Officer | Purchase at price 28.41 per share. | 18.5K | $525.66K |
| Feb 25, 2026 | Hawryluk P KentChief Executive Officer | Conversion of Exercise of derivative security at price 16.00 per share. | 28.8K | $460.29K |
| Feb 1, 2026 | Hawryluk P KentChief Executive Officer | Stock Award(Grant) at price 0.00 per share. | 35.3K | — |
| Feb 1, 2026 | Bartram Richard BChief Financial Officer | Stock Award(Grant) at price 0.00 per share. | 15K | — |
| Feb 1, 2026 | Azoulay Salomon M.D.Officer | Stock Award(Grant) at price 0.00 per share. | 15K | — |
| Oct 23, 2025 | Hawryluk P KentChief Executive Officer | Conversion of Exercise of derivative security at price 3.25 per share. | 182.9K | $594.29K |
| Oct 19, 2025 | Hawryluk P KentChief Executive Officer | Purchase at price 13.64 per share. | 20K | $272.79K |
| Oct 16, 2025 | Hoerter Steven LDirector | Purchase at price 13.25 per share. | 20K | $264.98K |
| Sep 25, 2025 | Heron Patrick JDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 18.00 per share. | 666.7K | $12.00M |
| Apr 7, 2025 | Pescovitz Ora HDirector | Purchase at price 5.89 per share. | 7.7K | $45.31K |
| Feb 17, 2025 | Gordon Carl LDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 9.85 - 10.84 per share. | 190.7K | $2.02M |
| Feb 17, 2025 | Orbimed Advisors, L.L.C.Director and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 9.85 - 10.84 per share. | 190.7K | $2.02M |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 16.8 | -11.7 | -8.3 | 1.2 | 4.1 | 75.4 | 19.4 | -6.6 | -4.8 | -13.0 | +61.7% | ||
| 2025 | -45.7 | -4.1 | -23.1 | 42.1 | 18.4 | -8.1 | 16.1 | 13.9 | 16.0 | 25.5 | 57.1 | -8.6 | +71.1% |
| 2024 | -11.9 | -11.2 | -9.4 | −29.1% |
MBX Biosciences, Inc., a clinical-stage biopharmaceutical company, focuses on the discovery and development of precision peptide therapies for the treatment of endocrine and metabolic disorders. Its lead product candidate is Canvuparatide (MBX 2109), a parathyroid hormone peptide prodrug, which is in Phase 3 clinical trial for the treatment of chronic hypoparathyroidism. The company is also developing Imapextide (MBX 1416), a long-acting glucagon-like peptide-1 (GLP-1) receptor antagonist that is in Phase 2 clinical trial a potential therapy for post-bariatric hypoglycemia, a chronic complication of bariatric surgery. In addition, it is developing MBX 4291, a lead obesity product candidate, which is in investigational new drug-enabling studies for the treatment of obesity and co-morbidities. The company was founded in 2018 and is based in Carmel, Indiana.
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