Pennsylvania 10 South Dearborn Street P.O. Box 805379 Chicago Illinois 60680-5379(800)483-3220☐0001109357 False 0001109357 2023-06-05 2023-06-05

| 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 |
| June 5, 2023 |
| Date of Report (Date of earliest event reported) |

Commission File Number |  | Name of Registrant; State or Other Jurisdiction of Incorporation; Address of Principal Executive Offices; and Telephone Number |  | IRS Employer Identification Number
001-16169 |  | EXELON CORPORATION |  | 23-2990190
|  | (a Pennsylvania corporation) 10 South Dearborn Street P.O. Box 805379 Chicago, Illinois 60680-5379 (800) 483-3220 |  |

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
EXELON CORPORATION: |  |  |  |
Common Stock, without par value |  | EXC |  | The Nasdaq Stock Market LLC

Indicate by check mark whether any of the registrants are emerging growth companies 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 any of the registrants have 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. ☐

Section 7 - Regulation FD
Item 7.01. Regulation FD Disclosure.
On June 5, 2023, Exelon Corporation posted an investor presentation on its Investor Relations website. A copy of the investor presentation is furnished as Exhibit 99.1. The presentation is being furnished pursuant to Item 7.01, and the information contained therein shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, or otherwise subject to the liabilities under that Section. Furthermore, the information contained in Exhibit 99.1 shall not be deemed to be incorporated by reference into the filings of the Company under the Securities Act of 1933.
Section 9 - Financial Statements and Exhibits
Item 9.01. Financial Statements and Exhibits.
(d) Exhibits

Exhibit No. |  | Description
99.1 |  | Investor Presentation
101 |  | Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.
104 |  | Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, each Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

| EXELON CORPORATION
| /s/ Jeanne M. Jones
| Jeanne M. Jones
| Executive Vice President and Chief Financial Officer
| Exelon Corporation

June 5, 2023

EXHIBIT INDEX

Exhibit No. |  | Description
99.1 |  | Investor Presentation
101 |  | Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.
104 |  | Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)