# EDGAR Filing Document

**Accession Number:** 0002006291
**File Stem:** 0001193125-26-165149
**Filing Date:** 2026-4
**Character Count:** 5221
**Document Hash:** 18db828e6776325180e4c066f18c5e23
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-165149.hdr.sgml**: 20260421

**ACCESSION NUMBER**: 0001193125-26-165149

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20260420

**ITEM INFORMATION**: Termination of a Material Definitive Agreement

**FILED AS OF DATE**: 20260421

**DATE AS OF CHANGE**: 20260421

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Churchill Capital Corp IX/Cayman
- **CENTRAL INDEX KEY:** 0002006291
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42041
- **FILM NUMBER:** 26876768

**BUSINESS ADDRESS:**
- **STREET 1:** 640 FIFTH AVENUE, 14TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
- **BUSINESS PHONE:** 2123807500

**MAIL ADDRESS:**
- **STREET 1:** 640 FIFTH AVENUE, 14TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019

?xml version='1.0' encoding='ASCII'? 8-K

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, D.C. 20549

### FORM 8-K

#### CURRENT REPORT

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

#### of the Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): April 20, 2026

## Churchill Capital Corp IX

#### (Exact name of Registrant as Specified in Its Charter)

---

| | | |
|:---|:---|:---|
| **Cayman Islands** | **001-42041** | **86-1885237** |
| **(State or Other Jurisdiction<br>of Incorporation)** | **(Commission**<br> **File Number)** | **(IRS Employer<br>Identification No.)** |

---

---

| | |
|:---|:---|
| **640 Fifth Avenue, 14<sup>th</sup> Floor** |  |
| **New York, NY** | **10019** |
| **(Address of Principal Executive Offices)** | **(Zip Code)** |

---

#### Registrant's Telephone Number, Including Area Code: (212) 380-7500

#### Not Applicable

#### (Former Name or Former Address, if Changed Since Last Report)
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<br>Symbol(s)** | **Name of each exchange**<br> **on which registered** |
| Units, each consisting of one Class A ordinary share and one-quarter of one redeemable warrant | CCIXU | The Nasdaq Stock Market LLC |
| Class A ordinary shares, par value $0.0001 per share | CCIX | The Nasdaq Stock Market LLC |
| Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 per share | CCIXW | The Nasdaq Stock Market LLC |

---

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

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. ☐

------

---

| | |
|:---|:---|
| **Item 1.02** | **Termination of a Material Definitive Agreement.**  |

---

As previously disclosed, on June 5, 2025, Churchill Capital Corp IX ("<u>Churchill</u>") entered into an Agreement and Plan of Merger and Reorganization (the "<u>Merger Agreement</u>") with AL Merger Sub I, Inc., a Delaware corporation and direct, wholly owned subsidiary of Churchill, AL Merger Sub II, LLC, a Delaware limited liability company and a direct, wholly-owned subsidiary of Churchill and Plus Automation, Inc., a Delaware corporation ("<u>PlusAI</u>"), as amended.

On April 20, 2026, Churchill and PlusAI entered into a Termination Agreement pursuant to which the Merger Agreement was terminated by the mutual consent of Churchill and PlusAI, effective as of April 20, 2026, due to market conditions.

In view of the termination of the Merger Agreement, Churchill has cancelled its extraordinary general meeting of shareholders previously scheduled for 10:00 a.m. Eastern Time on April 24, 2026 and the related redemption deadline.

------

#### 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.

---

| | | |
|:---|:---|:---|
|  |  | **CHURCHILL CAPITAL CORP IX** |
| Date: April 21, 2026 | By: | /s/ Jay Taragin |
|  |  | Jay Taragin<br> Chief Financial Officer |

---