As filed with the Securities and Exchange Commission on March 5, 2021

Registration No. 333-

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

___________________________

FORM S-8

REGISTRATION STATEMENT

UNDER THE

SECURITIES ACT OF 1933

___________________________

PASSAGE BIO, INC.

(Exact name of Registrant as specified in its charter)

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Two Commerce Square

2001 Market Street, 28^th Floor

Philadelphia, Pennsylvania, 19103

(Address of Principal Executive Offices) (Zip Code)

2020 Equity Incentive Plan

2020 Employee Stock Purchase Plan

(Full title of the plans)

Bruce Goldsmith, Ph.D.

President and Chief Executive Officer

Passage Bio, Inc.

Two Commerce Square

2001 Market Street, 28th Floor

Philadelphia, PA 19103

(Name and Address of Agent for Service)

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(267) 866-0311

(Telephone number, including area code, of agent for service)

Please send copies of all communications to:

Effie Toshav, Esq.

Robert A. Freedman, Esq.

Ryan Mitteness, Esq.

Fenwick & West LLP

555 California Street, 12^th Floor

San Francisco, California 94104

(415) 875-2300

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.

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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. ☐

CALCULATION OF REGISTRATION FEE

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REGISTRATION OF ADDITIONAL SHARES

PURSUANT TO GENERAL INSTRUCTION E

Passage Bio, Inc. (the “Registrant”) is filing this Registration Statement with the Securities and Exchange Commission (the “Commission”) to register (a) 2,295,854 additional shares of common stock available for issuance under the Registrant’s 2020 EIP, pursuant to the provision of the 2020 EIP providing for an annual 5% automatic increase in the number of shares reserved for issuance and (b) 459,170 additional shares of common stock available for issuance under the Registrant’s 2020 ESPP, pursuant to the provision of the 2020 ESPP providing for an annual 1% automatic increase in the number of shares reserved for issuance.

In accordance with General Instruction E of Form S-8, and only with respect to the common stock issuable under the 2020 EIP and 2020 ESPP, this Registration Statement hereby incorporates by reference the contents of the Registrant’s Registration Statement on Form S-8 filed with the Commission on February 27, 2020 (Registration No. 333- 236734) to the extent not superseded hereby.

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PART II

INFORMATION REQUIRED IN THE REGISTRATION STATEMENT

Item 3.Incorporation of Documents by Reference.

The following documents filed by Passage Bio, Inc. (the “Registrant”) with the Commission pursuant to the Securities Act and the Securities Exchange Act of 1934, as amended (the “Exchange Act”), are incorporated herein by reference:

All documents and definitive proxy or information statements filed by the Registrant pursuant to Section 13(a), 13(c), 14 or 15(d) of the Exchange Act subsequent to the filing of this Registration Statement and prior to the filing of a post-effective amendment, which indicates that all securities offered hereby have been sold or which deregisters all securities then remaining unsold, shall be deemed to be incorporated by reference into this Registration Statement and to be a part hereof from the date of filing such documents, except as to documents or information deemed to have been furnished and not filed in accordance with the rules of the Commission. Unless expressly incorporated into this Registration Statement, a report deemed to be furnished but not filed on Form 8-K prior or subsequent to the date hereof shall not be incorporated by reference into this Registration Statement. Any statement contained in a document incorporated or deemed to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this Registration Statement to the extent that a statement contained in any subsequently filed document which also is deemed to be incorporated by reference herein modifies or supersedes such statement..

Item 8.Exhibits.

The following exhibits are filed herewith:

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SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Philadelphia, Commonwealth of Pennsylvania, on this 5th day of March, 2021.

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POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints Bruce Goldsmith, Ph.D., Richard Morris and Edgar B. Cale, and each of them, as his or her true and lawful attorney-in-fact and agent with the full power of substitution, for him or her in any and all capacities, to sign any and all amendments (including post-effective amendments) to this Registration Statement on Form S-8, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully for all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute, may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons on behalf of the Registrant in the capacities and on the date indicated.

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