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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000950170-24-107489
Filing Date
2024-09-17
Accepted
2024-09-17 19:15:36
Documents
1
Period of Report
2024-09-16

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 9190
  Complete submission text file 0000950170-24-107489.txt   10770
Mailing Address 12406 HORESHAM STREET CARMEL IN 46032
Business Address 12406 HORESHAM STREET CARMEL IN 46032 3179893100
MBX Biosciences, Inc. (Issuer) CIK: 0001776111 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address 280 CONGRESS STREET BOSTON MA 02210
Business Address 280 CONGRESS STREET BOSTON MA 02210 617-951-5000
Wellington Biomedical Innovation Master Investors (Cayman) II L.P. (Reporting) CIK: 0001903360 (see all company filings)

State of Incorp.: E9
Type: 4 | Act: 34 | File No.: 001-42272 | Film No.: 241305815