Company: BL
Filing Date: 2025-02-21
Form Type: S-8
Source: 0001193125-25-032083
Chunk: 5

Company: BLACKLINE, INC.
Filing Date: 2025-02-21
Form: S-8
Chunk 5
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     |     | Specimen common stock certificate of the Registrant                                                     |     | S-1                       |     | 333-213899 |     |     4.1 |     | 9/30/2016   |
| 5.1     |     | Opinion of Wilson Sonsini Goodrich & Rosati, Professional Corporation                                   |     |                           |     |            |     |         |     |             |
| 23.1    |     | Consent of Independent Registered Public Accounting Firm                                                |     |                           |     |            |     |         |     |             |
| 23.2    |     | Consent of Wilson Sonsini Goodrich & Rosati, Professional Corporation (contained in Exhibit 5.1 hereto) |     |                           |     |            |     |         |     |             |
| 24.1    |     | Power of Attorney (contained on signature page hereto)                                                  |     |                           |     |            |     |         |     |             |
| 99.1    |     | 2016 Equity Incentive Plan and form of equity award agreements thereunder                               |     | S-1/A                     |     | 333-213899 |     |   10.10 |     | 10/17/2016  |
| 107.1   |     | Filing Fee Table                                                                                        |     |                           |     |            |     |         |     |             |

| Item 9. | Undertakings. |

| A. | The undersigned Registrant hereby undertakes: |

| (1) | To file, during any period in which offers or sales are being made, a post-effective amendment to this 
 Registration Statement:                                                                                |

| (i) | To include any prospectus required by Section 10(a)(3) of the Securities Act; |

-3-

| (ii) | To reflect in the prospectus any facts or events arising after the effective date of the registration statement                                                                                                                                         
 (or the most recent post-effective amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in the registration statement. Notwithstanding the foregoing, any increase or decrease in    
 volume of securities offered (if the total dollar value of securities offered would not exceed that which was registered) and any deviation from the low or high end of the estimated maximum offering range may be reflected in the form of prospectus 
 filed with the Commission pursuant to Rule