Prospectus Filed Pursuant to Rule 424(b)(3) (424b3)

Filed pursuant to Rule 424(b)(3)

Registration No. 333-252190

PROSPECTUS SUPPLEMENT NO. 27

(to Prospectus dated January 26, 2021)

Romeo Power, Inc.

Up to 62,150,554 Shares of Common Stock
Up to 12,266,648 Shares of Common Stock Issuable Upon Exercise of Warrants
Up to 4,763,058 Warrants

This prospectus supplement supplements the prospectus dated January 26, 2021 (the “Prospectus”), which forms a part of our registration statement on Form S-1 (No. 333-252190). This prospectus supplement is being filed to update and supplement the information in the Prospectus with the information contained in our current report on Form 8-K, filed with the Securities and Exchange Commission on August 1, 2022 (the “Current Report”). Accordingly, we have attached the Current Report to this prospectus supplement.

The Prospectus and this prospectus supplement relate to the issuance by us of up to an aggregate of up to 12,266,648 shares of our common stock, $0.0001 par value per share (“Common Stock”), which consists of (i) up to 4,600,000 shares of Common Stock that are issuable upon the exercise of 4,600,000 warrants (the “Private Warrants”) originally issued in a private placement in connection with the initial public offering of RMG Acquisition Corp., a Delaware corporation (“RMG”), by the holders thereof, and (ii) up to 7,666,648 shares of Common Stock that are issuable upon the exercise of 7,666,648 warrants (the “Public Warrants” and, together with the Private Warrants, the “Warrants”) originally issued in the initial public offering of RMG, by the holders thereof.

The Prospectus and this prospectus supplement also relate to the offer and sale from time to time by the selling securityholders (including their transferees, donees, pledgees and other successors-in-interest) named in the Prospectus of (i) up to 62,150,554 shares of Common Stock (including up to 4,600,000 shares of Common Stock that may be issued upon exercise of the Private Warrants and 163,058 shares of Common Stock that may be issued upon exercise of 163,058 Public Warrants) and (ii) up to 4,763,058 Warrants, which consists of up to 4,600,000 Private Warrants and up to 163,058 Public Warrants.

Our Common Stock is listed on the New York Stock Exchange under the symbol “RMO”. On July 29, 2022, the closing price of our Common Stock was $0.52.

This prospectus supplement updates and supplements the information in the Prospectus and is not complete without, and may not be delivered or utilized except in combination with, the Prospectus, including any amendments or supplements thereto. This prospectus supplement should be read in conjunction with the Prospectus and if there is any inconsistency between the information in the Prospectus and this prospectus supplement, you should rely on the information in this prospectus supplement.

See the section entitled “Risk Factors” beginning on page 7 of the Prospectus to read about factors you should consider before buying our securities.

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this prospectus supplement or the Prospectus is truthful or complete. Any representation to the contrary is a criminal offense.

The date of this prospectus supplement is August 1, 2022

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): August 1, 2022 (July 27, 2022)

Romeo Power, Inc.

(Exact name of registrant as specified in its charter)

Delaware		001-38795		83-2289787
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

5560 Katella Avenue Cypress, CA	90630
(Address of principal executive offices)	(Zip Code)

(833) 467-2237

(Registrant’s telephone number, including area code)

4380 Ayers Avenue

Vernon, CA 90058

(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 obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨	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 $0.0001 per share	RMO	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

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 5.02.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On August 1, 2022, Abdul Kader El Srouji, Ph.D. departed from his position as Chief Technology Officer of Romeo Power, Inc. (the “Company”), effective as of July 27, 2022. Upon his departure from the Company, Dr. Srouji became eligible to receive certain severance benefits pursuant to the Company’s Executive Severance and Change in Control Plan, including payment of base salary and reimbursement of premium payments for continuation coverage under the Company’s health plan (less the employee portion of such coverage as in effect on the date of the participant’s termination of employment), in each case for a period of twelve months. Such payments will be contingent on the participant signing and not revoking a release of claims in the form prescribed by the Company.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits.

104

Cover Page Interactive Data File (embedded within the Inline XBRL document).

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.