Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Avoro Capital Advisors LLC

2. Date of Event Requiring Statement (MM/DD/YYYY) 8/3/2020

3. Issuer Name and Ticker or Trading Symbol

CymaBay Therapeutics, Inc. [CBAY]

(Last) (First) (Middle)

110 GREENE STREET, SUITE 800

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director ___X___ 10% Owner
_____ Officer (give title below) _____ Other (specify below)

(Street)

NEW YORK, NY 10012

(City) (State) (Zip)

5. If Amendment, Date Original Filed(MM/DD/YYYY)

6. Individual or Joint/Group Filing(Check Applicable Line)

___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock, par value $0.0001 per share	10300000	I	See footnotes ⁽¹⁾⁽²⁾

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:
(1)	The securities reported herein are held on behalf of accounts managed by Avoro Capital Advisors LLC, a Delaware limited liability company (the "Investment Manager") and Avoro Life Sciences Fund LLC, a Delaware limited liability company, a fund managed by the Investment Manager. Behzad Aghazadeh ("Dr. Aghazadeh," and together with the Investment Manager, the "Reporting Persons") serves as the portfolio manager and controlling person of the Investment Manager.
(2)	The filing of this statement shall not be deemed an admission that either of the Reporting Persons is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein except to the extent of its or his pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Avoro Capital Advisors LLC 110 GREENE STREET SUITE 800 NEW YORK, NY 10012		X
Aghazadeh Behzad C/O AVORO CAPITAL ADVISORS LLC 110 GREENE STREET, SUITE 800 NEW YORK, NY 10012		X

Signatures
Avoro Capital Advisors LLC, by: /s/ Scott Epstein, its Chief Financial Officer & Chief Compliance Officer		8/5/2020
^**Signature of Reporting Person		Date
/s/ Behzad Aghazadeh		8/5/2020
^**Signature of Reporting Person		Date