Company: CCIXW
Filing Date: 2025-12-05
Form Type: S-4/A
Source: 0001193125-25-309933
Chunk: 545

Company: Churchill Capital Corp IX/Cayman
Filing Date: 2025-12-05
Form: S-4/A
Chunk 545
---
icit) | $                 |   33,909 |   |     | $                         | 22,000 |     | $                          |   55,909 |   |

<div align='center'>353</div>

Transaction Accounting Adjustments

The unaudited pro forma condensed combined balance sheet as of September 30, 2025 includes the following Transaction Accounting Adjustments related to the business combination and Transactions:

Reflects the liquidation and reclassification of $304.5 million of marketable securities and cash held in the Trust Account to cash and cash equivalents that become available for general use by the Post-Closing Company following the Closing under each of the redemption scenarios.

Reflects the preliminary estimated direct and incremental transaction costs to be incurred by PlusAI related to the business combination of approximately $12.0 million for underwriting, financial advisory, legal, accounting, and other fees reflected in the unaudited pro forma condensed combined balance sheet under each of the redemption scenarios. PlusAI has reflected the direct and incremental transaction costs related to the business combination as a reduction to the Post-Closing Company deferred offering costs of $6.4 million, accounts payable of $4.4 million, accrued and other current liabilities of $1.6 million, with a corresponding adjustment to reduce the deemed proceeds from the Closing to the Post-Closing Company of $12.0 million debited to additional paid-in capital.

Reflects the preliminary estimated direct and incremental transaction costs to be incurred by CCIX related to the business combination of approximately $25.0 million for underwriting, capital market advisor, and other fees reflected in the unaudited pro forma condensed combined balance sheet under each of the redemption scenarios. CCIX has reflected the direct and incremental transaction costs related to the business combination as a reduction to the Post-Closing Company accumulated deficit of $14.9 million and to derecognize the deferred underwriting fee liability of $10.1 million recorded by CCIX and payable immediately before the Closing.

Reflects the conversion of PlusAI SAFEs into 6,422,993 shares of Post-Closing Company common stock and the reclassification of the associated liability of $57.9 million into the equity of the Post-Closing Company upon the Closing under each of the redemption scenarios.

Reflects the reclassification upon the Closing of the warrant liabilities of $19.0 million related to the PlusAI redeemable convertible preferred stock warrants, which become equity-classified and exercisable into the Post-Closing Company Class A common stock under each of