As filed with the Securities and Exchange Commission on July 1, 2020

Registration No. 333-      

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM S-1

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933

Capstar Special Purpose Acquisition Corp.

(Exact name of registrant as specified in its charter)

405 West 14th Street

Austin, TX 78701

512-340-7800

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

R. Steven Hicks, Chief Executive Officer

Capstar Special Purpose Acquisition Corp.

405 West 14th Street

Austin, TX 78701

512-340-7800

(Name, address, including zip code, and telephone number, including area code, of agent for service)

Copies to:

Approximate date of commencement of proposed sale to the public:

As soon as practicable after the effective date of this registration statement.

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the following box.  o

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  x  333-239094

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  o

If this Form is a post-effective amendment filed pursuant to Rule 462(d) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.  o

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 7(a)(2)(B) of the Securities Act. o

CALCULATION OF REGISTRATION FEE

(1)                                  Estimated solely for the purpose of calculating the registration fee.

(2)                                  Represents only the additional number of securities being registered. Does not include the securities that the Registrant previously registered on the Registration Statement on Form S-1 (File No. 333-239094).

(3)                                  Pursuant to Rule 416, there are also being registered an indeterminable number of additional securities as may be issued to prevent dilution resulting from stock splits, stock dividends or similar transactions.

(4)                                  Pursuant to Rule 457(g) under the Securities Act, no additional fee.

(5)                                  The Registrant previously registered securities having a proposed maximum aggregate offering price of $230,000,000 on its Registration Statement on Form S-1, as amended (File No. 333-239094), which was declared effective by the Securities and Exchange Commission on July 1, 2020. In accordance with Rule 462(b) under the Securities Act, an additional number of securities having a proposed maximum offering price of $46,000,000 is hereby registered, which includes securities issuable upon the exercise of the underwriters’ over-allotment option.

The Registration Statement shall become effective upon filing with the Securities and Exchange Commission in accordance with Rule 462(b) under the Securities Act of 1933, as amended.

EXPLANATORY NOTE

This Registration Statement on Form S-1 is being filed with respect to the registration of 4,600,000 additional units of Capstar Special Purpose Acquisition Corp., a Delaware corporation (the “Registrant”), each consisting of one share of Class A common stock, par value $0.0001 per share, and one-half of one redeemable warrant, pursuant to Rule 462(b) under the Securities Act of 1933, as amended, and General Instruction V to Form S-1. Each whole warrant entitles the holder thereof to purchase one share of Class A common stock at a price of $11.50 per share, subject to adjustment, and only whole warrants are exercisable. This Registration Statement relates to the Registrant’s Registration Statement on Form S-1, as amended (File No. 333-239094) (the “Prior Registration Statement”), initially filed by the Registrant on June 11, 2020 and declared effective by the Securities and Exchange Commission (the “Commission”) on July 1, 2020. The required opinion of counsel and related consent and accountant’s consent are attached hereto and filed herewith. Pursuant to Rule 462(b), the contents of the Prior Registration Statement, including the exhibits thereto, are incorporated by reference into this Registration Statement.

CERTIFICATION

The Registrant hereby certifies to the Commission that (1) it has instructed its bank to pay the filing fee set forth on the cover page of this Registration Statement by a wire transfer of such amount to the Commission’s account at U.S. Bank as soon as practicable (but no later than the close of business as of July 2, 2020), (2) it will not revoke such instructions, (3) it has sufficient funds in the relevant account to cover the amount of such filing fee and (4) it will confirm receipt of such instructions by its bank during regular business hours no later than July 2, 2020.

PART II

INFORMATION NOT REQUIRED IN PROSPECTUS

Item 16.  Exhibits and Financial Statement Schedules.

(a)           All exhibits filed with or incorporated by reference in the Registration Statement on Form S-1 (File No. 333-239094) are incorporated by reference into, and shall be deemed a part of, this Registration Statement, and the following additional exhibits are filed herewith, as part of this Registration Statement:

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, on the 1st day of July, 2020.

Pursuant to the requirements of the Securities Act of 1933, this registration statement has been signed by the following person in the capacities and on the date indicated.