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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000950170-24-107536
Filing Date
2024-09-17
Accepted
2024-09-17 20:11:37
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 13195
  Complete submission text file 0000950170-24-107536.txt   16449
Mailing Address 550 HAMILTON AVENUE, SUITE 100 PALO ALTO CA 94301
Business Address
Topper James N (Reporting) CIK: 0001341382 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-42272 | Film No.: 241305899

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 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101
Business Address 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101 (206) 621-7200
FHMLS X, L.L.C. (Reporting) CIK: 0001790811 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-42272 | Film No.: 241305900

Mailing Address 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101
Business Address 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101 (206) 621-7200
Frazier Life Sciences X, L.P. (Reporting) CIK: 0001790879 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-42272 | Film No.: 241305902

Mailing Address 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101
Business Address 601 UNION STREET, SUITE 3200 TWO UNION SQUARE SEATTLE WA 98101 (206) 621-7200
FHMLS X, L.P. (Reporting) CIK: 0001790880 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-42272 | Film No.: 241305901