# EDGAR Filing Document

**Accession Number:** 0001845022
**File Stem:** 0001140361-25-029656
**Filing Date:** 2025-8
**Character Count:** 4773
**Document Hash:** 2967f06ffe12e123737ce7361a686360
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-25-029656.hdr.sgml**: 20250807

**ACCESSION NUMBER**: 0001140361-25-029656

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20250807

**ITEM INFORMATION**: Other Events

**FILED AS OF DATE**: 20250807

**DATE AS OF CHANGE**: 20250807

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Couchbase, Inc.
- **CENTRAL INDEX KEY:** 0001845022
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 263576987
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0131

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40601
- **FILM NUMBER:** 251195438

**BUSINESS ADDRESS:**
- **STREET 1:** 3155 OLSEN DRIVE
- **CITY:** SAN JOSE
- **STATE:** CA
- **ZIP:** 95117
- **BUSINESS PHONE:** 6504177500

**MAIL ADDRESS:**
- **STREET 1:** 3155 OLSEN DRIVE
- **CITY:** SAN JOSE
- **STATE:** CA
- **ZIP:** 95117

?xml version='1.0' encoding='ASCII'?

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#### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

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### FORM 8-K

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#### CURRENT REPORT

#### PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

#### Date of Report (Date of Earliest Event Reported): August 7, 2025

## Couchbase, Inc.
(Exact name of registrant as specified in charter)

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| | | |
|:---|:---|:---|
| **Delaware** | **001-40601**  | **26-3576987**  |
| (State or other jurisdiction of Incorporation or organization) | (Commission File Number) | (I.R.S. Employer Identification No.) |

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#### 3155 Olsen Drive, San Jose, California 95117
(Address of principal executive offices, including zip code)

(650) 417-7500

(Registrant's telephone number, including area code)

#### Not Applicable
(Former name or former address, if changed since last report)

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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:

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| | | |
|:---|:---|:---|
| Title of each class | Trading Symbol(s) | Name of each exchange on <br> which registered |
| Common stock, par value $0.00001 per share | BASE | The Nasdaq Stock Market LLC<br> (Nasdaq Global Select Market) |

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

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. ☐

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| | |
|:---|:---|
| **Item 8.01** | **Other Events** |

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As previously disclosed, on June 20, 2025, Couchbase, Inc. ("Couchbase") entered into an Agreement and Plan of Merger with Cascade Parent Inc. ("Parent") and Cascade Merger Sub Inc. ("Merger Sub"), providing for the merger of Merger Sub with and into Couchbase (the "Merger"), with Couchbase surviving as a wholly owned subsidiary of Parent.

The Merger is conditioned on, among other things, the expiration or early termination of the statutory waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended (the "HSR Act"), and other required regulatory approvals.

On August 7, 2025, the Federal Trade Commission granted early termination of the waiting period under the HSR Act effective as of August 7, 2025 at 9:20 AM, Eastern Time.

The Merger remains subject to the remaining customary closing conditions and approvals, including approval by the shareholders of Couchbase and the receipt of other required regulatory approvals.

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#### SIGNATURE
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.

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| | | |
|:---|:---|:---|
|  | **COUCHBASE, INC.** | **COUCHBASE, INC.** |
| Date: August 7, 2025 | By: | /s/ Margaret Chow |

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Name: Margaret Chow <br> Title: SVP, Chief Legal Officer and Corp. Secretary

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