EX-23.1 5 ck0002035832-ex23_1.htm EX-23.1

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement No. 333-292679 on Form S-8 of our report dated March 30, 2026, relating to the financial statements of Aktis Oncology, Inc. appearing in this Annual Report on Form 10-K for the year ended December 31, 2025.

/s/ Deloitte & Touche LLP

Boston, Massachusetts

March 30, 2026