MBX Biosciences (MBX) Shares Outstanding (2023 - 2026)

MBX Biosciences has disclosed Shares Outstanding across 4 years of filings, most recently posting $47.6 million for Q1 2026.

• Shares Outstanding for Q1 2026 came in at $47.6 million, up 42.32% year-over-year; the trailing twelve-month figure through Mar 2026 was $47.6 million (up 42.32% YoY), and the FY2025 annual result was $44.9 million, up 34.43% from the prior year.
• Shares Outstanding came in at $47.6 million for Q1 2026 at MBX Biosciences, up from $44.9 million in the prior quarter.
• In the past five years, Shares Outstanding ranged from a high of $44.9 million in Q4 2025 to a low of $1.2 million in Q3 2023.
• The 3-year median for Shares Outstanding is $33.4 million (2024), against an average of $22.9 million.
• Across the five-year window, Shares Outstanding soared 2572.12% in 2024 and jumped 33.97% in 2025, its largest moves.
• MBX Biosciences' Shares Outstanding stood at $1.3 million in 2023, then jumped by 2558.66% to $33.4 million in 2024, then jumped by 34.43% to $44.9 million in 2025, then increased by 5.88% to $47.6 million in 2026.
• The last three Shares Outstanding figures came in at $47.6 million (Q1 2026), $44.9 million (Q4 2025), and $44.7 million (Q3 2025), per Business Quant data.