UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-A

FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES

PURSUANT TO SECTION 12(b) OR (g) OF THE

SECURITIES EXCHANGE ACT OF 1934

AnaptysBio, Inc.

(Exact name of Registrant as specified in its charter)

Delaware	20-3828755
(State of incorporation or organization)	(I.R.S. Employer Identification No.)

10421 Pacific Center Court, Suite 200 San Diego, California	92121
(Address of principal executive offices)	(Zip Code)

Securities to be registered pursuant to Section 12(b) of the Act:

Title of each class to be so registered	Name of each exchange on which each class is to be registered
Common Stock, par value $0.001 per share	The NASDAQ Stock Market LLC

If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c), please check the following box.  ☒

If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d), please check the following box.  ☐

Securities Act registration statement file number to which this form relates: 333-206849.

Securities to be registered pursuant to Section 12(g) of the Act:

None

(Title of Class)

Item 1. Description of Registrant’s Securities to be Registered.

The description of common stock, par value $0.001 per share, of AnaptysBio, Inc. (the “Registrant”) to be registered hereunder set forth under the caption “Description of Capital Stock” in the Registrant’s Registration Statement on Form S-1 (File No. 333-206849) as originally filed with the Securities and Exchange Commission (the “Commission”) on September 9, 2015, including any subsequent amendments thereto (the “Form S-1”), and in the prospectus included in the Form S-1 to be filed separately by the Registrant with the Commission pursuant to Rule 424(b) of the Securities Act of 1933, as amended, which prospectus will constitute a part of the Form S-1, is hereby incorporated by reference in response to this item.

Item 2. Exhibits.

In accordance with the “Instructions as to Exhibits” with respect to Form 8-A, no exhibits are required to be filed as part of this registration statement because no other securities of the Registrant are registered on The NASDAQ Global Select Market and the securities registered hereby are not being registered pursuant to Section 12(g) of the Securities Exchange Act of 1934, as amended.

SIGNATURE

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the Registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized.

Dated: January 17, 2017	ANAPTYSBIO, INC.
	By:	/s/ Hamza Suria
	Name:	Hamza Suria
	Title:	Chief Executive Officer