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): January 29, 2026

Comcast Corporation

(Exact Name of Registrant
as Specified in its Charter)

Pennsylvania

(State or Other Jurisdiction of Incorporation)

001-32871

27-0000798

(Commission File Number)

(IRS Employer Identification No.)

One Comcast Center

Philadelphia,

19103-2838

(Address of Principal Executive Offices)

(Zip Code)

Registrant’s telephone number, including area code: (215) 286-1700

(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

Class A Common Stock, $0.01 par value

CMCSA

The Nasdaq Stock Market LLC

0.000% Notes due 2026

CMCS26

The Nasdaq Stock Market LLC

0.250% Notes due 2027

CMCS27

The Nasdaq Stock Market LLC

1.500% Notes due 2029

CMCS29

The Nasdaq Stock Market LLC

0.250% Notes due 2029

CMCS29A

The Nasdaq Stock Market LLC

0.750% Notes due 2032

CMCS32

The Nasdaq Stock Market LLC

3.250% Notes due 2032

CMCS32A

The Nasdaq Stock Market LLC

1.875% Notes due 2036

CMCS36

The Nasdaq Stock Market LLC

3.550% Notes due 2036

CMCS36A

The Nasdaq Stock Market LLC

1.250% Notes due 2040

CMCS40

The Nasdaq Stock Market LLC

5.250% Notes due 2040

CMCS40A

The Nasdaq Stock Market LLC

5.50% Notes due 2029

CCGBP29

New York Stock Exchange

2.0% Exchangeable Subordinated Debentures due 2029

CCZ

New York Stock Exchange

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 January 29, 2026, Comcast Corporation (“Comcast”) issued a press release reporting the results of its operations for the three and twelve months ended December 31, 2025. The press release is attached hereto as Exhibit 99.1. Exhibit 99.2 sets forth the reasons Comcast believes that presentation of the non-GAAP financial measures contained in the press release provides useful information to investors regarding Comcast's results of operations and financial condition. To the extent material, Exhibit 99.2 also discloses the additional purposes, if any, for which Comcast's management uses these non-GAAP financial measures. A reconciliation of these non-GAAP financial measures with the most directly comparable GAAP financial measures is included in the press release itself. Comcast does not intend for this Item 2.02 or Exhibit 99.1 or Exhibit 99.2 to be treated as "filed" under the Securities Exchange Act of 1934, as amended, or incorporated by reference into its filings under the Securities Act of 1933, as amended.

Item 9.01. Exhibits

Exhibit Number

Description

99.1

Comcast Corporation press release dated January 29 , 202 6 .

99.2

Explanation of Non-GAAP and Other Financial Measures.

104

Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

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.

COMCAST CORPORATION

Date:

January 29, 2026

By:

/s/ Daniel C. Murdock

Daniel C. Murdock

Executive Vice President, Chief Accounting Officer and Controller

(Principal Accounting Officer)

COMCAST CORP 8-K