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PASG · Current Report (Form 8-K) · Filed March 3, 2026

Passage Bio Inc — Current Report (Form 8-K)

Form
8-K
Filed
March 3, 2026
Period
Mar 3, 2026
Ticker
PASG
Accession
0001104659-26-022539
Boardroom Alpha · Filing insights

Passage Bio reports 2025 results and updates investor materials with a corporate presentation.

About Passage Bio Inc
Market cap
$16M
1Y TSR
−31.8%
3Y TSR
−34.3%
Board grade
C-
Sector
Healthcare
CEO
William Chou
Last annual meeting: May 19, 2026 · View full Passage Bio Inc profile →
PASSAGE BIO, INC._March 3, 2026

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): March 3, 2026

PASSAGE BIO, INC.

(Exact name of registrant as specified in its charter)

Delaware

001-39231

82-2729751

(State or other jurisdiction
of incorporation)

(Commission
File Number)

(IRS Employer
Identification No.)

One Commerce Square
2005 Market Street, 39th Floor
Philadelphia, PA

19103

(Address of principal executive offices)

(Zip Code)

(267) 866-0311

(Registrant’s telephone number, including area code)

N/A

(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:

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, $0.0001 Par Value Per Share

PASG

The Nasdaq Stock Market LLC
(Nasdaq Capital Market)

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 2.02 Results of Operations and Financial Condition.

On March 3, 2026, Passage Bio, Inc. (the “Company”) issued a press release announcing its financial results for the year ended December 31, 2025. A copy of the press release is attached as Exhibit 99.1 to this report.

The information in this Item 2.02, including Exhibit 99.1 to this report, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended (the “Securities Act”). The information contained in this Item 2.02 and in the accompanying Exhibit 99.1 shall not be incorporated by reference into any other filing under the Exchange Act or under the Securities Act, except as shall be expressly set forth by specific reference in such filing.

Item 7.01 Regulation FD Disclosure.

On March 3, 2026, the Company updated its corporate presentation. A copy of the corporate presentation is attached as Exhibit 99.2 to this Current Report on Form 8-K.

The information in this Item 7.01, including Exhibit 99.2 to this Current Report on Form 8-K, shall not be deemed to be “filed” for purposes of Section 18 of the Exchange Act, or otherwise subject to the liabilities of that section or Sections 11 and 12(a)(2) of the Securities Act. The information contained in this Item 7.01 and in the accompanying Exhibit 99.2 shall not be incorporated by reference into any other filing under the Exchange Act or under the Securities Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d)Exhibits

Exhibit No.

Description

99.1

Press release issued by Passage Bio, Inc. regarding its financial results for the year ended December 31, 2025, dated March 3, 2026.

99.2

Corporate Presentation.

104

Cover Page Interactive Data File (formatted as Inline XBRL).

2

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.

PASSAGE BIO, INC.

Date: March 3, 2026

By:

/s/ Kathleen Borthwick

Kathleen Borthwick

Chief Financial Officer

3

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More filings

Other filings from Passage Bio Inc (PASG)

Reference

Frequently asked questions

When did Passage Bio Inc file this 8-K?
Passage Bio Inc (PASG) filed this Current Report (Form 8-K) with the SEC on March 3, 2026. The accession number assigned by EDGAR is 0001104659-26-022539.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Passage Bio reports 2025 results and updates investor materials with a corporate presentation. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Passage Bio Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Passage Bio Inc has filed under CIK 1787297, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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