Kwan Pui San Form 4 ChemoCentryx / Pui San Kwan ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:	3235-0287
Estimated average burden
hours per response:	0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Kwan Pui San

(Last) (First) (Middle)

C/O CHEMOCENTRYX, INC.

850 MAUDE AVENUE

(Street)

MOUNTAIN VIEW CA 94043

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ChemoCentryx, Inc. [ CCXI ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
Principal Acctg Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/16/2020

4. If Amendment, Date of Original Filed (Month/Day/Year)

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

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/16/2020		M		14,554	A	$3.57	33,988	D
Common Stock	01/16/2020		M		29,166	A	$6.62	63,154	D
Common Stock	01/16/2020		M		31,959	A	$10.86	95,113	D
Common Stock	01/16/2020		M		13,500	A	$11.02	108,613	D
Common Stock	01/16/2020		S(1)		56,301	D	$39.7417(2)	52,312	D
Common Stock	01/16/2020		S(1)		32,878	D	$40.2007(3)	19,434	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$3.57	01/16/2020		M			14,554	(4)	03/07/2026	Common Stock	14,554	(5)	834	D
Stock Option (right to buy)	$6.62	01/16/2020		M			29,166	(4)	02/28/2027	Common Stock	29,166	(5)	10,834	D
Stock Option (right to buy)	$10.86	01/16/2020		M			31,959	(4)	03/05/2028	Common Stock	31,959	(5)	34,741	D
Stock Option (right to buy)	$11.02	01/16/2020		M			13,500	(4)	03/04/2029	Common Stock	13,500	(5)	40,500	D

Explanation of Responses:

1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

2. Reflects the weighted average sale price of the sales sold. The shares were sold in multiple trades at prices ranging from $39.05 to $40.04 per share. The Reporting Person will provide to the SEC staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

3. Reflects the weighted average sale price of the sales sold. The shares were sold in multiple trades at prices ranging from $40.05 to $40.35 per share. The Reporting Person will provide to the SEC staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

4. As of January 16, 2020, and prior to this transaction, the exercised options were fully vested.

5. Not applicable.

Remarks:

	/s/ Susan M. Kanaya, as Attorney-in-Fact	01/17/2020
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.