MBX Biosciences Files Form 144 for Proposed Securities Sale
Ticker: MBX · Form: 144 · Filed: Apr 22, 2026 · CIK: 0001776111
| Field | Detail |
|---|---|
| Company | Mbx Biosciences, Inc. (MBX) |
| Form Type | 144 |
| Filed Date | Apr 22, 2026 |
| Risk Level | medium |
| Sentiment | neutral |
Sentiment: neutral
Topics: insider-filing, securities-sale, form-144
TL;DR
MBX Biosciences filing 144 - looks like a sale of securities is coming.
AI Summary
Richard Bartram, reporting for MBX Biosciences, Inc., filed a Form 144 on April 22, 2026, indicating a proposed sale of securities. The filing was made under the Act of 1933, with the company incorporated in Delaware and its fiscal year ending December 31st. MBX Biosciences, Inc. is involved in Pharmaceutical Preparations.
Why It Matters
This filing signals potential insider activity or a planned divestment of shares by MBX Biosciences, Inc., which could impact its stock price and investor sentiment.
Risk Assessment
Risk Level: medium — Form 144 filings indicate a proposed sale of securities, which can introduce volatility and uncertainty for investors.
Key Numbers
- 001-42272 — File Number (Identifies the specific registration statement related to the securities)
Key Players & Entities
- Richard Bartram (person) — Reporting individual
- MBX Biosciences, Inc. (company) — Subject company
- 0001776111 (company) — MBX Biosciences, Inc. CIK
- 0001723729 (person) — Richard Bartram CIK
- 2026-04-22 (date) — Filing date
FAQ
What is the purpose of a Form 144 filing?
A Form 144 filing is a notice of proposed sale of restricted securities or control securities in a public company.
Who is filing this Form 144?
The filing is made by Richard Bartram, reporting for MBX Biosciences, Inc.
When was this Form 144 filed?
The filing date was April 22, 2026.
What industry is MBX Biosciences, Inc. in?
MBX Biosciences, Inc. is in the Pharmaceutical Preparations industry (SIC 2834).
What is the CIK for MBX Biosciences, Inc.?
The CIK for MBX Biosciences, Inc. is 0001776111.
Filing Details
This Form 144 (Form 144) was filed with the SEC on April 22, 2026 by Richard Bartram regarding MBX Biosciences, Inc. (MBX).