Company: CCIXW
Filing Date: 2025-12-05
Form Type: S-4/A
Source: 0001193125-25-309933
Chunk: 114

Company: Churchill Capital Corp IX/Cayman
Filing Date: 2025-12-05
Form: S-4/A
Chunk 114
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 to the Conversion, are converted to PlusAI common stock immediately prior to the Merger), and (3) there has been no additional incremental financing raised by PlusAI. If the actual facts are different from these assumptions, then the amounts and shares outstanding after the Closing will be different and those changes could be material.

|                                       |     | Sources         
 ($ in millions) |         |     |                                      |     | Uses            
 ($ in millions) |         |
|:--------------------------------------|:----|:----------------|--------:|:----|:-------------------------------------|:----|:----------------|--------:|
| Implied Seller Rollover Equity value  |     | $               | 1,200.0 |     | Implied Seller Rollover Equity value |     | $               | 1,200.0 |
| Cash in trust account stockholders(1) |     |                 |   304.5 |     | Cash to balance sheet                |     | $               |   307.7 |
| Existing Cash Balances                |     |                 |    39.6 |     | Transaction expenses(2)(3)           |     |                 |    36.4 |
| Total sources                         |     | $               | 1,544.1 |     | Total uses                           |     | $               | 1,544.1 |

(1) Represents the trust account balance of $304.5 million as of September 30, 2025.

(2) Reflects the cash disbursement for the preliminary estimated direct and incremental transaction costs of $25.0 million to be incurred by CCIX prior to, or concurrent with, the closing, including (a) the deferred underwriting fees, (b) capital markets advisory fee payable, (c) other fees, costs and expenses related to the extension of directors’ and officers’ liability insurance by obtaining a six-year “tail” policy for CCIX current directors and officers and (d) repayments of amounts, if any, pursuant to the Working Capital Loans.

(3) Reflects preliminary estimated unpaid direct and incremental transaction costs of $11.4 million incurred by PlusAI prior to, or concurrent with, the closing.

25% Redemption Scenario

These figures assume that (1) CCIX public shareholders holding an aggregate of 7,187,500 CCIX public shares exercise their redemption rights in connection with the Transactions, (2) the Post-Closing Company issues 113,036,645 shares of Post-C