Who invested in Aktis Oncology?
Aktis Oncology's investors include RA Capital Management, Janus Henderson Investors, Eli Lilly, Novartis and RTW Investments LLC.

United States · Series B startup
Funding summaryUpdated 26 Oct 2026
$175Mraised across 1 round since 2024, from 1 source
Source recordedSEC filing: $175M sold, first sale Sept 2024
From Aktis Oncology's own website: 1 founder, 9 on the team.
Aktis Oncology's investors include RA Capital Management, Janus Henderson Investors, Eli Lilly, Novartis and RTW Investments LLC.
Aktis Oncology has raised $175M across 1 round since 2024.
Aktis Oncology's most recent round was a Series B of $175M in Sept 2024.
Its most recent round, $175M in Sept 2024, is also its largest on record.
Aktis Oncology's first round on record, in Sept 2024, was backed by RA Capital Management, Janus Henderson Investors and Eli Lilly and 2 others.
Aktis Oncology's latest named round is a Series B, in Sept 2024.
Aktis Oncology is based in the United States.
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