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$MBX All transactions

MBX Biosciences, Inc.

▲ BUY
8 / 10

Conviction

$ Value

$526K

Shares

18,500

Price

$28

Filed

Mar 16

Why this score? (8/10)
  • Open market buy (+3)
  • Trade value >= $250K (+1)
  • C-suite insider (+2)
  • Director (+1)
  • Not a 10b5-1 plan (+1)

Insider

Name

Hawryluk P. Kent

Title

President & CEO

CIK

0001673991

Roles

Director Officer

Transaction Details

Transaction Date

2026-03-13

Code

P

Table

Non-Derivative

Ownership

Indirect

Equity Swap

No

Shares After

486,777

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.28 to $28.48, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. | Shares held by the P. Kent Hawryluk Revocable Trust dated January 25, 2011, of which the Reporting Person serves as trustee. The Reporting Person disclaims beneficial ownership except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose.

Filing Info

Accession No.

0001193125-26-107268

Form Type

4

Issuer CIK

0001776111

Hawryluk P. Kent's History

Date Ticker Type Value
2026-03-13 MBX $526K
2026-02-26 MBX M $460K
2026-02-26 MBX M $0
2026-02-02 MBX A $0
2026-02-02 MBX A $0
2025-10-24 MBX M $594K
2025-10-24 MBX M $0
2025-10-20 MBX $273K

Other Insiders at MBX (90d)

Insider Bought Sold Last
Hoerter Steven L. 2025-11-22
Hawryluk P. Kent
President & CEO
2026-02-26
Bartram Richard
Chief Financial Officer
2026-02-02
Azoulay Salomon
Chief Medical Officer
2026-02-02