8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 6, 2023

ATYR PHARMA, INC.

(Exact name of registrant as specified in its charter)


Delaware	001-37378	20-3435077
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)
3545 John Hopkins Court, Suite #250 San Diego, CA		92121
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: (858) 731-8389

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:


☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)


☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)


☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))


☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.001 per share	LIFE	The Nasdaq Capital Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Item 8.01 Other Events.

On February 6, 2023, aTyr Pharma, Inc. (the “Company”) announced that its partner Kyorin Pharmaceutical Co., Ltd, a wholly owned subsidiary of Kyorin Holdings, Inc. (“Kyorin”), has dosed the first patient in Japan in EFZO-FIT™, a global pivotal Phase 3 study to evaluate the efficacy and safety of the Company’s lead therapeutic candidate, efzofitimod, in patients with pulmonary sarcoidosis, a major form of interstitial lung disease (“ILD”). This achievement has triggered a $10.0 million milestone payment by Kyorin to the Company pursuant to a collaboration and license agreement between the Company and Kyorin (the “Kyorin Agreement”). Kyorin is the Company’s partner for the development and commercialization of efzofitimod for ILD in Japan. Under the Kyorin Agreement, the Company has generated $20.0 million in upfront and milestone payments to date and is eligible to receive up to an additional $155.0 million in the aggregate upon the achievement of certain development, regulatory and sales milestones, as well as tiered royalties on any net sales in Japan. Kyorin has the exclusive rights to develop and commercialize efzofitimod in Japan for all forms of ILD.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


	ATYR PHARMA, INC.


	By:	/s/ Jill M. Broadfoot
		Jill M. Broadfoot
		Chief Financial Officer

Date: February 6, 2023

aTyr Pharma Inc. filed SEC Form 8-K: Other Events