UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 0)* ADURO BIOTECH INC (Name of Issuer) COMMON STOCK (Title of Class of Securities) 00739l101 (CUSIP Number) JANUARY 4, 2017 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [X] Rule 13d-1(c) [ ] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP No. 00739L101 1 NAMES OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): 	James R. Singer 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see instructions) 	(a) [ ] 	(b) [ ] 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION United States of America NUMBER OF 		5 SOLE VOTING POWER 3,362,000* SHARES BENEFICIALLY 		6 SHARED VOTING POWER None OWNED BY EACH REPORTING 	7 SOLE DISPOSITIVE POWER 3,362,000* PERSON WITH: 			8 SHARED DISPOSITIVE POWER None 9 	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 	3,362,000* 10 	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN 	SHARES (see instructions) 	[ ] 11 	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 	5.0% 12 	TYPE OF REPORTING PERSON (see instructions) 	IN Item 1(a). 	Name of Issuer: 		ADURO BIOTECH INC Item 1(b). 	Address of Issuer's Principal Executive Offices: 		626 BANCROFT WAY, BERKELEY, CA 94710 Item 2(a). 	Name of Person Filing: 		The person filing this report is James R. Singer, the 		grantor and trustee of the James R. Singer 2016 		Revocable Trust. Item 2(b). 	Address of Principal Business Office or, if none, Residence: 		PO Box 1395, Yarmouth, ME 04096 Item 2(c). 	Citizenship: 		United States of America Item 2(d). 	Title of Class of Securities: 		Common Stock Item 2(e). 	CUSIP Number: 00739L101 Item 3. 	If this Statement is filed pursuant to 240.13d-1(b) or 		240.13d-2(b) or (c), check whether the person filing is a: 		(a) [ ] Broker or dealer registered under Section 15 of the Act; 		(b) [ ] Bank as defined in Section 3(a)(6) of the Act; 		(c) [ ] Insurance company as defined in Section 3(a)(19) of the Act; 		(d) [ ] Investment company registered under Section 8 of the 			Investment Company Act of 1940; 		(e) [ ] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E); 		(f) [ ] An employee benefit plan or endowment fund in accordance 			with Rule 13d-1(b)(1)(ii)(F); 		(g) [ ] A parent holding company or control person in accordance with 			Rule 13d-1(b)(1)(ii)(G); 		(h) [ ] A savings association as defined in Section 3(b) of the Federal 			Deposit Insurance Act (12 U.S.C. 1813); 		(i) [ ] A church plan that is excluded from the definition of an 			investment company under section 3(c)(14) of the Investment 			Company Act of 1940; 		(j) [ ] A non-U.S. institution in accordance with Rule 			240.13d-1(b)(1)(ii)(J); 		(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as 			a non-U.S. institution in accordance with Rule 			240.13d-1(b)(1)(ii)(J), please specify the type of institution: Item 4. 	Ownership. 		Provide the following information regarding the aggregate number and 		percentage of the class of securities of the issuer identified in Item 1. 		(a) 	Amount Beneficially Owned: 			James R. Singer beneficially owns a total of 3,362,000 Common 			Shares. This amount includes 3,362,000 shares owned by the 			James R. Singer 2016 Revocable Trust. 		(b) 	Percent of Class: 			James R. Singer beneficially owns 5.0% of the shares outstanding. 			The James R. Singer 2016 Revocable Trust owns 			5.0% of the outstanding shares. 	 	(c) 	Number of shares as to which such person has: 			(i) sole power to vote or to direct the vote: 3,362,000 			(ii) shared power to vote or to direct the vote: 0 	 		(iii) sole power to dispose or to direct the disposition of: 3,362,000 		 	(iv) shared power to dispose or to direct the disposition of: 0 Item 5. 	Ownership of Five Percent or Less of a Class. 		If this statement is being filed to report the fact that as of the date 		hereof the reporting person has ceased to be the beneficial owner of more 		than five percent of the class of securities, check the following [ ]. Item 6. 	Ownership of More than Five Percent on Behalf of Another Person. 	 	Not applicable. Item 7. 	Identification and Classification of the Subsidiary Which Acquired the 		Security Being Reported on by the Parent Holding Company. 	 	Not applicable. Item 8. 	Identification and Classification of Members of the Group. 		Not applicable. Item 9. 	Notice of Dissolution of Group. 		Not applicable. Item 10. 	Certification. 	 	By signing below I certify that, to the best of my knowledge and belief, 		the securities referred to above were acquired and are held in the ordinary 		course of business and were not acquired and are not held for the 		purpose of and do not have the effect of changing the control of the issuer 		of the securities and were not acquired and are not held in connection 		with or as a participant in any transaction having such purpose or effect 		for the time being. SIGNATURE 	After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. January 10, 2017 Date /S/James R. Singer Signature JAMES R. SINGER, TRUSTEE OF THE JAMES R. SINGER 2016 REVOCABLE TRUST Name/Title