Company: OSRH
Filing Date: 2025-01-29
Form Type: S-4/A
Source: 0001213900-25-007923
Chunk: 810

Company: OSR Holdings, Inc.
Filing Date: 2025-01-29
Form: S-4/A
Chunk 810
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 counterparts, and each such counterpart shall be deemed to be one and the same instrument and have the same legal effect as delivery of an original signed copy of this Joinder. 8. Notices . All notices, demands and other communications to the Joined Party shall be sent to the address set forth on the signature page hereto. 9. Miscellaneous . Unless otherwise specifically set forth in this Joinder, the provisions of Section 10.01 ( Notices ), Section 10.03 ( Severability ), Section 10.06 ( Governing Law ), and Section 10.08 ( Headings ) of the Agreement are incorporated by reference herein and shall be deemed applicable to this Joinder mutatis mutandis . 10. Termination Date . The Put Right and Call Right set forth herein and the provisions of Section 4 hereof terminate and expire 120 days after the Trigger Date (the “ Termination Date ”). [Signature pages follow] Annex B-6

IN WITNESS WHEREOF, the Joined Party has executed this Joinder as of the date set forth below.

| JOINED PARTY                                                                                      |
| If Joined Party is an Individual:                                                                 |
| Individual Non-Participating Company Stockholder as documented in the records of the Company:     |
| Name:                                                                                             |
| Address:                                                                                          |
| Email:                                                                                            |
| Date:                                                                                             |
| If Joined Party is an Entity:                                                                     |
| Name of Non-Participating Company Stockholder Entity as it appears in the records of the Company: |
| Name:                                                                                             |
| Title:                                                                                            |
| Address:                                                                                          |
| Email:                                                                                            |
| Date:                                                                                             |

[Signature Page to Non-Participating Stockholder Joinder]

Annex B-7

IN WITNESS WHEREOF, BLAC has executed this Joinder as of the date set forth below.

| BELLEVUE LIFE SCIENCES ACQUISITION CORP. |     |                      |
| By                                       |     |                      |
| Name:                                    |     |                      |
| Title:                                   |     | M&A Committee Member |
| Date:                                    |     |                      |

[Signature Page to Non-Participating Stockholder Joinder]

Annex B-8

Schedule A 1

| Company Shares |     | BLAC Shares |
| [•]            |     | [•]         |

“ Change in Control ” means the occurrence of any of the following: (a) A transaction or a series of related