Company: BL
Filing Date: 2025-02-19
Form Type: 8-K/A
Source: 0001193125-25-028807
Chunk: 1

Company: BLACKLINE, INC.
Filing Date: 2025-02-19
Form: 8-K/A
Chunk 1
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 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. ☐

<div align='center'>**Explanatory Note**</div>

**Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

In connection with the appointments of Mr. Villanova to CFO and Ms. Stalick to CAO, each as previously reported, on February 12, 2025 the compensation committee of the Company’s board of directors modified the cash compensation payable to each of Mr. Villanova and Ms. Stalick, with such changes to be effective March 1, 2025. Mr. Villanova’s base salary was increased to $435,000 per year and his target annual incentive was increased to 75% of his base salary. Ms. Stalick’s base salary was increased to $370,000 per year and her target annual incentive remained at 40% of her base salary.**

<div align='center'>2</div>

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.

| Date: February 18, 2025 |     | BLACKLINE, INC. 
 By:             |     | /s/ Karole Morgan-Prager               |
|:------------------------|:----|:----------------|:----|:---------------------------------------|
|                         |     |                 |     | Karole Morgan-Prager                   |
|                         |     |                 |     | Chief Legal and Administrative Officer |

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