ECOM ChannelAdvisor Corporation

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES                                                                                   
OMB APPROVAL
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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 * Spitz David J	2. Issuer Name and Ticker or Trading Symbol CHANNELADVISOR CORP [ ECOM ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) President and CEO
(Last)          (First)          (Middle) C/O CHANNELADVISOR CORPORATION, 3025 CARRINGTON MILL BOULEVARD	3. Date of Earliest Transaction (MM/DD/YYYY) 9/17/2020
(Street) MORRISVILLE, NC 27560 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	9/17/2020		M		87675	A	$2.24	339514	D
Common Stock	9/17/2020		S		87675	D	$13.24 (1)	251839	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: 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
Employee Stock Option (right to buy)	$2.24	9/17/2020		M			87675	(2)	9/30/2020	Common Stock	87675.0	$0	0	D

Explanation of Responses:
(1)	The common stock was sold by the reporting person in a series of open market transactions on the transaction date with a volume weighted average sale price of $13.24. The range of sales prices for the transactions reported was $12.95 to $13.60 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
(2)	This option vested in 16 equal quarterly installments, beginning on October 1, 2010 and continuing through July 1, 2014.

Remarks: The option exercises and sales reported were effected for estate and tax planning purposes pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 15, 2019 and amended June 11, 2020.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Spitz David J C/O CHANNELADVISOR CORPORATION 3025 CARRINGTON MILL BOULEVARD MORRISVILLE, NC 27560	X		President and CEO

Signatures
/s/ Diana S. Allen, Attorney-in-fact		9/17/2020
**Signature of Reporting Person		Date