Exhibit 15.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-271938) and Form F-3 (Nos. 333-271063, 333-278409 and 333-281798) of Oculis Holding AG of our report dated March 11, 2025 relating to the financial statements, which appears in this Form 20-F.
/s/ PricewaterhouseCoopers SA
Pully, Switzerland
March 11, 2025