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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1435049	Aduro Biotech Inc.	ADRO	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1193201	T Stephen Isaacs	C/O Aduro Biotech, Inc. 740 Heinz Avenue Berkeley CA 94710	President And Ceo	Yes	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	2018-09-12	151,250	$0.00	356,996	No	4	A	Direct
Common Stock	Disposition	2018-09-13	24,143	$6.50	332,853	No	4	S	Direct

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

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	8,932	Indirect	By Family Trust

Footnotes

Represents grant of restricted stock units payable in common stock that vest in four equal annual installments from the grant date of September 12, 2018.
The shares were sold to cover the tax obligation that occurred upon the vesting of RSUs.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.25 to $6.95, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.
The shares owned directly by the Isaacs-MacBride Family Trust UAD 03/09/01, for which the Reporting Person is a trustee.