Company: BLCO
Filing Date: 2025-12-22
Form Type: 8-K/A
Source: 0001860742-25-000035
Chunk: 0

Company: Bausch & Lomb Corp
Filing Date: 2025-12-22
Form: 8-K/A
Chunk 0
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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

#### Pursuant to Section 13 or 15(d)

#### of the Securities Exchange Act of 1934

#### December 17, 2025
<div align='center'>Date of Report (Date of the earliest event reported)</div>

#### Bausch + Lomb Corporation
<div align='center'>(Exact Name of Registrant as Specified in Its Charter)</div>

| Canada                          |     | 001-41380   |     | 98-1613662            |
| (State or Other Jurisdiction of 
 Incorporation or Organization)  |     | -Commission 
 File Number |     | -I.R.S. Employer      
 Identification Number |

#### 520 Applewood Crescent

#### Vaughan, Ontario

#### Canada L4K 4B4
<div align='center'>(Address of Principal Executive Offices)(Zip Code)

( 905) 695-7700

(Registrant’s telephone number, including area code)</div>

#### N/A
<div align='center'>(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 |     |                        |
| Common Shares, No Par Value |     | BLCO              |     | New York Stock Exchange                   |     | Toronto Stock Exchange |

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act