Aynechi Tiba 4
4 · MBX Biosciences, Inc. · Filed Jun 5, 2026
Research Summary
AI-generated summary of this filing
MBX Biosciences Director Aynechi Tiba Receives 12,500-Share Award
What Happened
- Aynechi Tiba, a director of MBX Biosciences, received a grant/award of 12,500 derivative shares on June 4, 2026. The reported acquisition price is $0.00 (no cash paid). The filing classifies this as an award/grant (transaction code A), not a market purchase or sale.
Key Details
- Transaction date: 2026-06-04; Form 4 filed: 2026-06-05 (timely).
- Shares granted: 12,500; price reported: $0.00; total cash consideration: $0.
- Security type: derivative (award/grant); transaction code A.
- Shares owned after the transaction: not specified in the filing.
- Footnote: The grant vests in full on the earlier of the one-year anniversary of the grant date or the date of the next annual meeting of stockholders, subject to the director’s continued service.
Context
- This is a routine non-employee director compensation award rather than a purchase or sale of stock. Awards that vest over time are common for directors and do not by themselves indicate trading sentiment.
Insider Transaction Report
Form 4
Aynechi Tiba
Director
Transactions
- Award
Stock option (right to buy)
[F1]2026-06-04+12,500→ 12,500 totalExercise: $30.91Exp: 2036-06-04→ Common Stock (12,500 underlying)
Footnotes (1)
- [F1]The grant will vest in full on the earlier of the one-year anniversary of the grant date or on the date of our next annual meeting of stockholders, subject to the non-employee director's continued services to the Company.
Signature
/s/ P. Kent Hawryluk, attorney-in-fact|2026-06-05