Who Owns Definium Therapeutics Inc (DFTX)? -- Institutional Holders (2026-06-30)

390 institutions reported holding $5.64B of Definium Therapeutics Inc (DFTX) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($528.4M), Avoro Capital Advisors LLC ($338.2M), Driehaus Capital Management LLC ($322.0M), Jupiter Topco LLC ($264.0M), Capital World Investors ($252.5M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$528.4M11.2MAdded
2Avoro Capital Advisors LLC$338.2M7.2MAdded
3Driehaus Capital Management LLC$322.0M6.8MAdded
4Jupiter Topco LLC$264.0M5.6MNew
5Capital World Investors$252.5M5.4MNew
6FMR LLC$223.6M4.8MAdded
7PRICE T ROWE ASSOCIATES INC /MD/$218.8M4.7MAdded
8VANGUARD GROUP INC$194.1M4.1MAdded
9GEODE CAPITAL MANAGEMENT, LLC$171.5M3.6MAdded
10STATE STREET CORP$144.2M3.1MAdded
11Capital International Investors$139.4M3.0MNew
12Octagon Capital Advisors LP$138.8M3.0MAdded
13WELLINGTON MANAGEMENT GROUP LLP$138.8M2.9MAdded
14Deep Track Capital, LP$129.4M2.8MTrimmed
15CITADEL ADVISORS LLC$106.4M2.3MAdded
16Commodore Capital LP$94.1M2.0MHold
17SUSQUEHANNA INTERNATIONAL GROUP, LLP$89.3M1.9MAdded
18GOLDMAN SACHS GROUP INC$84.7M1.8MAdded
19RA CAPITAL MANAGEMENT, L.P.$70.6M1.5MNew
20Siren, L.L.C.$66.8M1.4MAdded
21MARSHALL WACE, LLP$61.1M1.3MAdded
22NORTHERN TRUST CORP$55.0M1.2MAdded
23AMERIPRISE FINANCIAL INC$54.0M1.1MAdded
24Nuveen, LLC$52.0M1.1MAdded
25Sixth Street Partners Management Company, L.P.$51.0M1.1MNew

Source: SEC Form 13F filings · as of 2026-06-30