Filed pursuant to Rule 424(b)(3)

Registration No. 333-298694

FirstEnergy Pennsylvania Electric Company

SUPPLEMENT NO. 2 TO

PROSPECTUS DATED

SEPTEMBER 17, 2026

THE DATE OF THIS SUPPLEMENT IS OCTOBER 19, 2026

This Supplement No. 2 (the “Prospectus Supplement No. 2”) supplements the Prospectus dated September 17, 2026, as amended and supplemented by Supplement No. 1, dated September 18, 2026 (the “Prospectus”), filed by FirstEnergy Pennsylvania Electric Company with the Securities and Exchange Commission (the “SEC”) as a part of its registration statement on Form S-4 (File No. 333-298694). This Prospectus Supplement No. 2 should be read in conjunction with the Prospectus. Except as set forth herein, this Prospectus Supplement No. 2 does not amend, modify or alter the Prospectus in any respect.

On October 19, 2026, FirstEnergy Pennsylvania Electric Company filed the attached Current Report on Form 8-K with the SEC.

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): October 16, 2026

 

Commission File Number		Registrant; Address and Telephone Number						State of Incorporation		I.R.S. Employer Identification No.
333-298694		FirstEnergy Pennsylvania Electric Company						Pennsylvania		92-3343862
		800 Cabin Hill Drive
		Greensburg		PA		15601
		Telephone		(800)		736-3402

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: None.

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 8.01

Other Events

On October 19, 2026, FirstEnergy Pennsylvania Electric Company (the “Company” or “FE PA”) issued a news release announcing that it is extending the expiration date for its offer to exchange up to (i) $300 million aggregate principal amount of its outstanding unregistered 4.150% Senior Notes due 2028 and (ii) $550 million aggregate principal amount of its outstanding unregistered 4.550% Senior Notes due 2031 for a like principal amount of each of the Company’s (i) 4.150% Senior Notes due 2028 and (ii) 4.550% Senior Notes due 2031, in each case registered under the Securities Act of 1933, as amended, from October 16, 2026 to October 30, 2026.

A copy of the news release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is hereby incorporated by reference herein.

Discussion of Forward-Looking Statements About FE PA

Statements in this document and the attached news release regarding FE PA that are not historical facts are “forward-looking statements” that involve risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements. These include statements about the Company’s business, results, financial position, liquidity, and outlook, which may constitute forward-looking statements and are subject to the risk that the actual impact may differ, possibly materially, from what is currently expected. Except as required by law, FE PA undertakes no obligation to update any forward-looking statements. For a discussion of additional risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, see FE PA’s Securities and Exchange Commission filings, including, but not limited to, the risk factors and Cautionary Note Regarding Forward-Looking Statements set forth in these filings and any updates to such risk factors and Cautionary Note Regarding Forward-Looking Statements contained in any subsequent reports on Form 10-K, Form 10-Q or Form 8-K.

 

Item 9.01

Financial Statements and Exhibits

 

(d)

Exhibits

 

Exhibit No.		Description
99.1		FirstEnergy Pennsylvania Electric Company news release dated October 19, 2026
104		Cover Page Interactive Data File (the cover page XBRL tags are 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 on Form 8-K to be signed on its behalf by the undersigned hereunto duly authorized.

October 19, 2026