Company: OWLS
Filing Date: 2025-09-19
Form Type: F-1/A
Source: 0001193125-25-208098
Chunk: 0

Company: OBOOK HOLDINGS INC.
Filing Date: 2025-09-19
Form: F-1/A
Chunk 0
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As filed with the U.S. Securities and Exchange Commission on September 19, 2025 Registration No. 333-290018 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 OBOOK Holdings Inc. (Exact Name of Registrant as Specified in Its Charter)

| Cayman Islands                  |     |                         7372 |     | N/A                   |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -Primary Standard Industrial 
   Classification Code Number |     | -IRS Employer         
 Identification Number |

9F., No. 28, Wencheng Rd., Beitou Dist., Taipei City 112, Taiwan, Republic of China +886-2-6610-0180 (Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices) Cogency Global Inc. 122 East 42nd Street, 18th Floor New York, NY 10168 800-221-0102 (Name, address, including zip code, and telephone number, including area code, of agent for service) Copies of all communications, including communications sent to agent for service, should be sent to:

| Ching-Yang Lin, Esq.        
 Sullivan & Cromwell LLP     
 20th Floor, Alexandra House 
 18 Chater Road, Central     
 Hong Kong                   
 +852-2826-8688              |     | Darren Wang                                                  
 OBOOK Holdings Inc. 9F.,                                     
 No. 28, Wencheng Rd., Beitou Dist., Taipei City 112, Taiwan, 
 Republic of China                                            
 +886-2-6610-0180                                             |

Approximate date of commencement of proposed sale to the public: As soon as practicable after this registration statement becomes effective. If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, please check the following box. ☒ If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐ If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act