UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

____________________________________________________

FORM 10-K/A

Amendment No. 1

(Mark One)

For the fiscal year ended December 31, 2017

OR

For the transition period from ____ to ____

Commission File Number: 001-34885

____________________________________________________

AMYRIS, INC.

(Exact name of registrant as specified in its charter)

5885 Hollis Street, Suite 100, Emeryville, California 94608

(Address of principal executive offices and Zip Code)

(510) 450-0761

(Registrant’s telephone number, including area code)

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

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

None

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  ☒    No  ☐

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted 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 and post such files).    Yes  ☒    No  ☐

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or emerging growth company. See the 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 ☐ Accelerated filer ☐ Non-accelerated filer ☐ Smaller reporting company ☒ 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 is a shell company (as defined in Rule 12b-2 of the Exchange Act).    Yes  ☐    No  ☒

The aggregate market value of the registrant’s common stock held by non-affiliates of the registrant as of June 30, 2017, the last business day of the registrant's most recently completed second fiscal quarter, was $50.9 million based upon the closing price of the registrant’s common stock reported for such date on the NASDAQ Global Select Market.

Number of shares of the registrant’s common stock outstanding as of April 16, 2018: 49,694,705

DOCUMENTS INCORPORATED BY REFERENCE

None.

EXPLANATORY NOTE

This Amendment No. 1 on Form 10-K/A (this “Amendment”) to the Annual Report on Form 10-K for the fiscal year ended December 31, 2017 (the “Form 10-K”) of Amyris, Inc. is being filed solely for the purpose of furnishing Exhibit 101 (Interactive Data File) to the Form 10-K, which was not included in the original filing of the Form 10-K with the Securities and Exchange Commission on April 17, 2018 (the “Original Filing Date”).

No other changes have been made to the Form 10-K. This Amendment speaks as of the Original Filing Date and does not reflect events that may have occurred subsequent to the Original Filing Date, and does not modify or update in any way the disclosures made in the Form 10-K.

PART IV

Item 15. Exhibits, Financial Statement Schedules

(b) Exhibits: The following materials from the Form 10-K, formatted in XBRL (eXtensible Business Reporting Language), are furnished with this Amendment as Exhibit No. 101:

These Interactive Data Files are not deemed filed or part of a registration statement or prospectus for purposes of sections 11 or 12 of the Securities Act, are not deemed filed for purposes of section 18 of the Exchange Act and are not otherwise subject to liability under these sections.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.