FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0104 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person *   HarbourVest Partners IX-Venture Fund L.P. 2. Date of Event Requiring Statement (Month/Day/Year) 11/18/2015 3. Issuer Name and Ticker or Trading Symbol Wayfair Inc. [W] (Last) (First) (Middle) C/O OF HARBOURVEST PARTNERS LLC, ONE FINANCIAL CENTER, 44TH FLOOR 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) __X__ Other (specify below) See remarks 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) BOSTON, MA 02111 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) 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) Class A Common Stock 16,275 D (1) Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
	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 control number.

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		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)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
HarbourVest Partners IX-Venture Fund L.P. C/O OF HARBOURVEST PARTNERS LLC ONE FINANCIAL CENTER, 44TH FLOOR BOSTON, MA 02111	Â	Â	Â	See remarks
HarbourVest IX-Venture Associates L.P. C/O HARBOURVEST PARTNERS LLC ONE FINANCIAL CENTER, 44TH FLOOR BOSTON, MA 02110	Â	Â	Â	See remarks
HarbourVest IX-Venture Associates LLC C/O HARBOURVEST PARTNERS LLC ONE FINANCIAL CENTER, 44TH FLOOR BOSTON, MA 02110	Â	Â	Â	See remarks

Signatures

HarbourVest Partners IX-Venture Fund L.P., Harbourvest IX-Venture Associates L.P., its GP; By: HarbourVest IX-Venture Associates LLC, its GP; By: HarbourVest Partners, LLC, its Managing Member; By: /s/ Danielle Green, Chief Compliance Officer		11/24/2015
**Signature of Reporting Person		Date
HarbourVest IX-Venture Associates L.P., By: HarbourVest IX-Venture Associates LLC, its GP; By HarbourVest Partners, LLC, its Managing Member; By: /s/ Danielle Green, Chief Compliance Officer		11/24/2015
**Signature of Reporting Person		Date
Harbourvest IX-Venture Associates LLC; By: HarbourVest Partners, LLC, its Managing Member; By: /s/ Danielle Green, Chief Compliance Officer		11/24/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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).
(1)	The securities are owned solely by HarbourVest Partners IX-Venture Fund L.P. ("HV9"). HarbourVest IX-Associates LLC, which is the general partner of HarbourVest IX-Associates L.P. which is the general partner of HarbourVest Partners IX-Venture Fund L.P. may be deemed to have a beneficial interest in the securities held by HV9 and each disclaims beneficial ownership of the securities held by HV9, except to the extent of its pecuniary interest which is subject to indeterminable future events.
  Remarks: The reporting persons beneficially own less than 10% of the Issuer's Class A Common Stock, which is the class of equity securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the "Exchange Act').  This Form 3 is being filed as a precautionary measure because Ian Lane, a Managing Direct of HarbourVest Partners LLC, serves as a member of the  board of directors of the Issuer. The filing of this Form shall not be deemed an admission that the reporting persons are required to file reports pursuant to Section 16 of the Exchange Act.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.