Norwest Venture Partners XVI, LP

Holdings History for MBX Biosciences, Inc. - COMMON STOCK (MBX)

Symbol: MBX on Nasdaq
Investment type: Equity / COMMON STOCK
Latest Disclosed Shares Owned: 2,140,989 shares
Security Ownership %: 4.8%

Tiba Aynechi ownership in MBX Biosciences, Inc. COMMON STOCK (MBX)

30 Sep 2025 - Tiba Aynechi has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 2,140,989 shares of MBX Biosciences, Inc. COMMON STOCK (MBX). This represents 4.8% ownership of the company. This is the first filing by Norwest Venture Partners XVI, LP disclosing ownership of MBX Biosciences, Inc. COMMON STOCK (MBX).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Tiba Aynechi	4.8%		$29,738,337	2,140,989			$13.89	13D/A	26 Sep 2025	30 Sep 2025, 18:15