DEFINIUM THERAPEUTICS INC (DFTX) is held by 126 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BlackRock, Inc. as of Q1 2026.

Are institutions buying or selling DFTX?

In Q1 2026, 124 institutions opened or increased positions in DEFINIUM THERAPEUTICS INC while 2 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on DFTX?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for DEFINIUM THERAPEUTICS INC.

How many hedge funds hold DFTX?

126 institutional investors report holding DEFINIUM THERAPEUTICS INC (DFTX) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into DFTX?

As of Q1 2026, tracked institutions in DEFINIUM THERAPEUTICS INC show 124 buyers versus 2 sellers — net inflows.

DEFINIUM THERAPEUTICS INC

DFTX·24477V105·US·Common Stock·Healthcare - Biotechnology-13D/G

126

Holders

Avg rating(25 Elite)

$1.1B

Total Value

98% (126)

Fund Consensus

124 buying - 2 selling

Smart Money Verdict

View all

Held by 126 funds

25 elite

Who's Trading

ActivistDTDeep Track Capital, LP3.0%May 15, 2026

InsiderBRBarrow RobertSell $451KMar 25, 2026

InsiderKDKarlin DanielSell $148KMar 25, 2026

InsiderSMSullivan MarkSell $198KMar 25, 2026

ActivistCOCommodore Capital LP7.2%Feb 17, 2026

Activist

DRIEHAUS CAPITAL MANAGEMENT LLC6.6%Feb 17, 2026

Activist

Avoro Capital Advisors LLC5.1%Feb 17, 2026

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	New	8.5M	$160.3M	0.0%	+166.08%	42
DRIEHAUS CAPITAL MANAGEMENT LLC	Decreased	5.9M(-9.6%)	$111.7M	0.8%	+263.47%	0
Avoro Capital Advisors LLC	New	5M	$94.5M	0.9%	+166.08%	59
Janus Henderson Group Ltd.	New	3.6M	$67.2M	0.0%	+166.08%	41
GEODE CAPITAL MANAGEMENT, LLC	New	2.5M	$47.2M	0.0%	+166.08%	40
STATE STREET CORP	New	2.5M	$46.7M	0.0%	+166.08%	40
FMR LLC	New	1.8M	$34.2M	0.0%	+166.08%	40
GOLDMAN SACHS GROUP INC	New	1.7M	$31.7M	0.0%	+166.08%	40
CITADEL ADVISORS LLC	New	1.3M	$25.2M	0.0%	+166.08%	40
WELLINGTON MANAGEMENT GROUP LLP	New	1.3M	$24.7M	0.0%	+166.08%	40
Candriam S.C.A.	New	1.3M	$24.4M	0.1%	+166.08%	47
BALYASNY ASSET MANAGEMENT L.P.	New	1.3M	$24.1M	0.0%	+166.08%	40
TWO SIGMA INVESTMENTS, LP	New	1.2M	$22.7M	0.0%	+166.08%	39
MWMARSHALL WACE, LLP	Decreased	1.2M(-59.6%)	$22.7M	0.0%	+263.47%	0
AGADAGE CAPITAL PARTNERS GP, L.L.C.	New	1.2M	$21.7M	0.0%	+166.08%	39
VAVANGUARD CAPITAL MANAGEMENT LLC	New	1.1M	$20.7M	0.0%	+166.08%	39
Holocene Advisors, LP	New	1.1M	$20.6M	0.0%	+166.08%	39
AMERIPRISE FINANCIAL INC	New	966,608	$18.3M	0.0%	+166.08%	39
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	872,665	$16.5M	0.0%	+166.08%	39
MILLENNIUM MANAGEMENT LLC	New	846,896	$16M	0.0%	+166.08%	39