0001829126-26-010706 Sample Contracts

FORM OF SUBSCRIPTION AGREEMENT
Subscription Agreement • October 2nd, 2026 • Hall Chadwick Acquisition Corp • Secondary smelting & refining of nonferrous metals

This SUBSCRIPTION AGREEMENT (this “Subscription Agreement”) is entered into on [●], 2026, by and among Hall Chadwick Acquisition Corp., a Cayman Islands exempted company (which entity will transfer by way of continuation to and domesticate as a Delaware corporation as part of the Domestication (as defined below) prior to the closing of the Merger (as defined below), the “Issuer”) and the subscriber named on the signature page hereto (“Subscriber”).