Hayden Michael R - Insider Non-Derivative Transactions at 89bio, Inc. (ETNB) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Oct 30, 2025, Hayden Michael R's relationship to 89bio, Inc. (ETNB) is Director, 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 ETNB insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Hayden Michael R - Insider Non-Derivative Transactions of ETNB Common Stock

Hayden Michael R - Insider Non-Derivative Transactions at ETNB

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Oct 31, 2025	U -- (Common Stock)	80904	0	0
Oct 31, 2025	U -- (Common Stock)	61538	0	0
Oct 31, 2025	U -- (Common Stock)	103978	0	0
Mar 29, 2023	P -- (Common Stock)	61538	16.15	61538
Apr 26, 2022	P -- (Common Stock)	10000	2.67	103978
Apr 8, 2022	P -- (Common Stock)	10000	3.48	93978
Mar 31, 2022	P -- (Common Stock)	6250	3.62	83978