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
Aug 05, 2026 Chief Medical Officer S D 370.0 65.77 24,334.9 14,399.0 View
Aug 04, 2026 Chief Financial Officer A A 130,000.0 0.0 0.0 130,000.0 View
Aug 04, 2026 Chief Financial Officer A A 28,000.0 0.0 0.0 28,000.0 View
Aug 04, 2026 President and CEO A A 331,000.0 0.0 0.0 331,000.0 View
Aug 04, 2026 President and CEO A A 71,000.0 0.0 0.0 82,938.0 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
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