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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1785173	89Bio Inc.	ETNB	Pharmaceutical Preparations (2834)	831114349

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1792064	Ram Waisbourd	C/O 89Bio, Inc. 142 Sansome Street, 2Nd Floor San Francisco CA 94104	See Remarks	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2020-12-16	7,000	$1.93	7,000	No	4	M	Direct
Common Stock	Disposition	2020-12-16	7,000	$27.04	0	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Option (Right to Buy)	Disposition	2020-12-16	7,000	$0.00	7,000	$1.93

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
88,203		2028-11-09	No	4	M	Direct

Footnotes

This transaction was executed pursuant to a Rule 10b5-1 trading plan in multiple trades at prices ranging from $26.81 to $27.40. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effected.
This option represents a right to purchase a total of 102,203 shares of the Issuer's common stock, one quarter of which vested on May 1, 2019, with the remaining three quarters vesting in equal quarterly installments over the following three years.