v3.26.1
Document And Entity Information
6 Months Ended
Jun. 30, 2026
Cover [Abstract]  
Document Type 6-K
Amendment Flag false
Document Period End Date Jun. 30, 2026
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q2
Entity Registrant Name Oculis Holding AG
Entity Central Index Key 0001953530
Current Fiscal Year End Date --12-31
Entity File Number 001-41636
Entity Address, Address Line One Bahnhofstrasse 20
Entity Address, City or Town Zug
Entity Address, Postal Zip Code 6300
Entity Address, Country CH