Company: WBD
Filing Date: 2025-06-17
Form Type: 8-K/A
Source: 0001437107-25-000157
Chunk: 0

Company: Warner Bros. Discovery, Inc.
Filing Date: 2025-06-17
Form: 8-K/A
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### Form 8-K/A
<div align='center'>(Amendment No. 1)</div>

### CURRENT REPORT
<div align='center'>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 12, 2025</div>

#### Warner Bros. Discovery, Inc.
<div align='center'>(Exact name of registrant as specified in its charter)

Commission File Number: 001-34177</div>

| Delaware                                       |     | 35-2333914                       |
| (State or other jurisdiction of incorporation) |     | -IRS Employer Identification No. |

#### 230 Park Avenue South

#### New York, New York 10003
<div align='center'>(Address of principal executive offices, including zip code)</div>

#### 212- 548-5555
<div align='center'>(Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)</div>

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         |
| Series A Common Stock        |     | WBD       |     | Nasdaq Global Select Market |
| 4.302% Senior Notes due 2030 |     | WBDI30    |     | Nasdaq Global Market        |
| 4.693% Senior Notes due 2033 |     | WBDI33    |     | Nas