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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, 2020

OR

☐			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: 001-39035

__________________________

Registrant’s telephone number, including area code: (925) 401-7300

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 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  ☒    No  ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an 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.

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. Yes  ☒    No  ☐

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

Aggregate market value of registrant's common stock held by non-affiliates of the registrant, based upon the closing price of a share of the registrant's common stock on June 30, 2020 (the last business day of the registrant's most recently completed second quarter) as reported by Nasdaq Global Market on that date was $7.3 billion.

As of January 31, 2021, the registrant had 86,071,237 shares of Class A common stock, $0.00001 par value per share, outstanding and 22,681,465 shares of Class B common stock, $0.00001 par value per share, outstanding.

Portions of the registrant’s Definitive Proxy Statement relating to the registrant’s 2021 Annual Meeting of Shareholders are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. Such Definitive Proxy Statement will be filed with the Securities and Exchange Commission within 120 days after the end of the registrant’s fiscal year ended December 31, 2020.

Explanatory Note

10x Genomics, Inc. (the “Company”) is filing this Amendment No. 1 on Form 10-K/A (the “Amendment”) to the Company’s Annual Report on Form 10-K for the year ended December 31, 2020 (the “Form 10-K”), filed with the Securities and Exchange Commission on February 26, 2021 (the “Original Filing Date”), to update the exhibit index included in Part IV, Item 15(a)(3) of the Form 10-K to (i) include Ms. Ruth De Backer’s employment offer letter as exhibit 10.9 hereto and (ii) incorporate by reference certain previously filed exhibits which were inadvertently omitted from the exhibit index of the Form 10-K.

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

Pursuant to Rule 12b-15 under the Securities Exchange Act of 1934, as amended, currently-dated certifications from the Company’s Chief Executive Officer and Chief Financial Officer are included as Exhibits to this Amendment No. 1, as required by Section 302 of the Sarbanes-Oxley Act of 2002.