MBX Biosciences, Inc. - MBX
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| Jun 05, 2026 | — | A | A | 12,500.0 | 0.0 | 0.0 | 12,500.0 | View | |
| May 11, 2026 | Chief Medical Officer | M | A | 15,003.0 | 0.0 | 0.0 | 30,008.0 | View | |
| May 11, 2026 | Chief Medical Officer | M | A | 55,000.0 | 0.0 | 0.0 | 194,540.0 | View | |
| May 11, 2026 | Chief Medical Officer | S | D | 15,003.0 | 38.3 | 574,614.9 | 14,769.0 | View | |
| May 11, 2026 | Chief Medical Officer | M | A | 15,003.0 | 16.0 | 240,048.0 | 29,772.0 | View | |
| May 11, 2026 | Chief Medical Officer | S | D | 55,000.0 | 38.38 | 2,110,900.0 | 14,769.0 | View | |
| May 11, 2026 | Chief Medical Officer | M | A | 55,000.0 | 10.46 | 575,300.0 | 69,769.0 | View | |
| May 08, 2026 | Chief Medical Officer | S | D | 231.0 | 29.54 | 6,823.74 | 14,769.0 | View | |
| May 08, 2026 | President & CEO | S | D | 607.0 | 29.54 | 17,930.78 | 727,667.0 | View | |
| May 04, 2026 | — | A | A | 74,249.0 | 0.0 | 0.0 | 74,249.0 | View | |
| May 04, 2026 | — | A | A | 11,938.0 | 0.0 | 0.0 | 11,938.0 | View | |
| Apr 22, 2026 | — | A | A | 0.0 | 0.0 | 0.0 | 0.0 | View | |
| Apr 22, 2026 | — | A | A | 33,751.0 | 0.0 | 0.0 | 33,751.0 | View | |
| Mar 16, 2026 | President & CEO | P | A | 18,500.0 | 28.4142 | 525,662.7 | 486,777.0 | View | |
| Feb 27, 2026 | President & CEO | M | D | 28,768.0 | 0.0 | 0.0 | 91,668.0 | View | |
| Feb 27, 2026 | President & CEO | M | A | 28,768.0 | 16.0 | 460,288.0 | 728,274.0 | View | |
| Feb 03, 2026 | Chief Financial Officer | A | A | 70,000.0 | 0.0 | 0.0 | 70,000.0 | View | |
| Feb 03, 2026 | Chief Financial Officer | A | A | 15,000.0 | 0.0 | 0.0 | 15,000.0 | View | |
| Feb 03, 2026 | Chief Medical Officer | A | A | 70,000.0 | 0.0 | 0.0 | 70,000.0 | View | |
| Feb 03, 2026 | Chief Medical Officer | A | A | 15,000.0 | 0.0 | 0.0 | 15,000.0 | View | |
| Feb 03, 2026 | President & CEO | A | A | 164,500.0 | 0.0 | 0.0 | 164,500.0 | View | |
| Feb 03, 2026 | President & CEO | A | A | 35,250.0 | 0.0 | 0.0 | 699,506.0 | View |