UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 10-K/A

(Amendment No. 1)

(Mark One)

☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended December 31, 2021

☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from _______to _______

Commission file number: 001-39592

Kronos Bio, Inc.

(Exact name of registrant as specified in its charter)

Delaware		82-1895605
(State or other jurisdiction of incorporation or organization)		(I.R.S. Employer Identification Number)

1300 So. El Camino Real, Suite 400

San Mateo, California 94402

(650) 781-5200

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

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, $0.001 par value per share	KRON	The Nasdaq Stock Market LLC

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes ☐ No ☒.

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes ☐ No ☒.

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. ☒ Yes or ☐ No.

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). ☒ Yes or ☐ No.

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company or an emerging growth company. See definitions of “large accelerated filer,” “accelerated filer”, “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer	☒	Smaller reporting company	☐
Non-accelerated filer	☐	Accelerated filer	☐
		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. ☐

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report. ☒

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). ☐ Yes or ☒ No

The aggregate market value of the voting and non-voting common equity held by non-affiliates of the registrant as of June 30, 2021 (the last business day of the registrant’s most recently completed second fiscal quarter) was approximately $1.3 billion based on the closing price of the registrant’s common stock on June 30, 2021 of $23.95 per share, as reported by The Nasdaq Global Select Market.

As of February 18, 2022, the registrant had 56,601,965 shares of common stock, $0.001 par value per share, outstanding.

DOCUMENTS INCORPORATED BY REFERENCE

No documents are incorporated by reference into this Amendment No. 1 on Form 10-K/A. Certain information required by Part III of the Annual Report on Form 10-K for the fiscal year ended December 31, 2021, filed with the Securities and Exchange Commission on February 24, 2022, has been incorporated by reference from the Registrant’s Definitive Proxy Statement for the Annual Meeting of Stockholders held in June 2022, which was filed with the Securities and Exchange Commission on April 27, 2022.

Auditor Firm ID: 42

Auditor Name: Ernst & Young LLP

Auditor Location: Redwood City, California

EXPLANATORY NOTE

Kronos Bio, Inc. (the “Company”) is filing this Amendment No. 1 on Form 10-K/A (this “Amendment No. 1”) to its Annual Report on Form 10-K for the fiscal year ended December 31, 2021, which was filed with the Securities and Exchange Commission (the “SEC”) on February 24, 2022 (the “Form 10-K”), solely for the purpose of filing revised certifications by the Company’s principal executive officer and principal financial officer, as Exhibits 31.1 and 31.2 herewith, to correct an inadvertent omission of certain language regarding internal control over financial reporting required to be included in such certifications by Item 601(b)(31)(i) of Regulation S-K.

In accordance with interpretation 246.13 in the Regulation S-K section of the SEC’s “Compliance & Disclosure Interpretations,” this Amendment No. 1 contains only the cover page, explanatory note, signature page and the revised certifications (containing only paragraphs 1, 2, 4 and 5 of the text otherwise prescribed by Item 601(b)(31)(i) of Regulation S-K). Because no financial statements are included with this Amendment No. 1, paragraph 3 of each of the certifications has been omitted.

This Amendment No. 1 does not reflect subsequent events occurring after the original filing date of the Form 10-K or modify or update in any way the financial statements, consents or any other items or disclosures made in the Form 10-K, other than the filing of the corrected certifications described above. Accordingly, this Amendment No. 1 should be read in conjunction with the Form 10-K.

PART IV

Item 15.

Exhibits, Financial Statement Schedules.

No financial statements or schedules are filed with this Amendment No. 1.

The following exhibits are filed with this Amendment No. 1:

Exhibit Number		Description Of Document

31.1		Certification of Principal Executive Officer pursuant to Rule 13a-14(a) or Rule 15d-14(a) of the Securities Exchange Act of 1934, as amended
31.2		Certification of Principal Financial Officer pursuant to Rule 13a-14(a) or Rule 15d-14(a) of the Securities Exchange Act of 1934, as amended
104		The cover page of this Amendment No. 1 has been formatted in Inline XBRL.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this Amendment No. 1 to the report to be signed on its behalf by the undersigned, thereunto duly authorized.

		KRONOS BIO, INC.

Date: September 9, 2022	By:	/s/ Norbert Bischofberger
		Norbert Bischofberger, Ph.D.
		President and Chief Executive Officer
		(Principal Executive Officer)

SEC Form 10-K/A filed by Kronos Bio Inc. (Amendment)