Company: TLGYF
Filing Date: 2025-09-29
Form Type: S-4
Source: 0001213900-25-092592
Chunk: 1119

Company: TLGY ACQUISITION CORP
Filing Date: 2025-09-29
Form: S-4
Chunk 1119
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) the Holders of all Registrable Securities are permitted to sell the Registrable Securities under Rule 144 (or any similar provision) under the Securities Act without limitation on the amount of securities sold or the manner of sale. The provisions of Section 3.5 and Article IV shall survive any termination. [SIGNATURE PAGES FOLLOW] Annex K-15

IN WITNESS WHEREOF , the undersigned have caused this Agreement to be executed as of the date first written above.

| COMPANY:          |
| STABLECOIN X INC. |
| By:               |
| Name:             |
| Title:            |

[Signature Page to Registration Rights Agreement]

Annex K-16

| LEGACY SPAC SHAREHOLDERS: |
| By:                       |
| Name:                     |
| Title:                    |

[Signature Page to Registration Rights Agreement]

Annex K-17

| LEGACY OPCO SHAREHOLDERS: |
| By:                       |
| Name:                     |
| Title:                    |

[Signature Page to Registration Rights Agreement]

Annex K-18

| ETHENA FOUNDATION |
| By:               |
| Name:             |
| Title:            |

[Signature Page to Registration Rights Agreement]

Annex K-19

Schedule A

| Holder |     | Address |

[Signature Page to Registration Rights Agreement]

Annex K-20 Annex L FORM OF LOCK-UP AGREEMENT THIS LOCK-UP AGREEMENT (this “ Agreement ”) is made and entered into as of [•], 2025 by and between StableCoinX Inc., a Delaware corporation (the “ Company ”) and each of the undersigned holders (and any person who hereafter becomes a party to this Agreement pursuant to Section 1 , each, a “ Holder ” and collectively, the “ Holders ”). Any capitalized term used but not defined in this Agreement will have the meaning ascribed to such term in the Business Combination Agreement (as defined below). WHEREAS , on July 21, 2025, TLGY Acquisition Corporation, a Cayman Islands exempted company (“ SPAC ”), the Company, StableCoinX SPAC Merger Sub LLC, a Delaware limited liability company and a wholly-owned subsidiary of Pubco (“ SPAC Merger Sub ”), StableCoinX Company Merger Sub, Inc., a Delaware limited liability company and a wholly-owned subsidiary of Pubco (“ Company Merger Sub ”), and StableCoinX Assets Inc., a Delaware corporation (the “ OpCo ”), entered into