Marso Steven - Insider Non-Derivative Transactions at Metsera, Inc. (MTSR) - (SEC)

Updated on March 12, 2026.

According to recent SEC insider information filed on Nov 13, 2025, Marso Steven's relationship to Metsera, Inc. (MTSR) is Officer (CHIEF MEDICAL OFFICER), and currently has 0 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other MTSR insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Marso Steven - Insider Non-Derivative Transactions of MTSR Common Stock

Marso Steven - Insider Non-Derivative Transactions at MTSR

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 14, 2025	Disposition -- (Common Stock)	17000	0	0