JANUX THERAPEUTICS INC (JANX) is held by 112 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is RA CAPITAL MANAGEMENT, L.P. as of Q1 2026.

Are institutions buying or selling JANX?

In Q1 2026, 63 institutions opened or increased positions in JANUX THERAPEUTICS INC while 50 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on JANX?

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

How many hedge funds hold JANX?

112 institutional investors report holding JANUX THERAPEUTICS INC (JANX) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into JANX?

As of Q1 2026, tracked institutions in JANUX THERAPEUTICS INC show 63 buyers versus 50 sellers — net inflows.

JANUX THERAPEUTICS INC

JANX·47103J105·US·Common Stock·Healthcare - Biotechnology-Activist

112

Holders

Avg rating(21 Elite)

$629.9M

Total Value

56% (123)

Fund Consensus

63 buying - 50 selling

Smart Money Verdict

View all

Held by 112 funds

21 elite

Who's Trading

InsiderDNDoyle Janeen NoelSell $57KJun 2, 2026

Activist

JANUS HENDERSON GROUP PLC6.9%May 15, 2026

Activist

STATE STREET CORPORATION4.1%May 12, 2026

Activist

FMR LLC4.2%May 6, 2026

Activist

Point72 Asset Management, L.P.5.0%Apr 29, 2026

ActivistPRProsight Management, LP5.2%Feb 6, 2026

InsiderMHMeyer Andrew HollmanSell $100KNov 14, 2025

InsiderMHMeyer Andrew HollmanSell $501KOct 28, 2025

ActivistPBParadigm BioCapital Advisors LP4.9%Aug 14, 2025

InsiderMHMeyer Andrew HollmanSell $94KMay 1, 2025

View all insider trades View all activist filings

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

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
RA CAPITAL MANAGEMENT, L.P.	Unchanged	11.2M	$155.5M	1.6%	-41.17%	0
BlackRock, Inc.	Increased	5.4M(+33.2%)	$75.5M	0.0%	-53.21%	38
Janus Henderson Group Ltd.	Decreased	4.2M(-21.6%)	$58.3M	0.0%	-48.65%	0
FMR LLC	Decreased	2.5M(-27.8%)	$35.2M	0.0%	-68.09%	0
STATE STREET CORP	Decreased	2.5M(-36.1%)	$34.2M	0.0%	-26.15%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	New	1.8M	$25.2M	0.0%	+22.02%	40
AIAlyeska Investment Group, L.P.	Increased	1.6M(+23.1%)	$22.3M	0.1%	-4.49%	35
WELLINGTON MANAGEMENT GROUP LLP	Decreased	1.6M(-0.8%)	$22.2M	0.0%	-34.52%	0
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	1.3M	$17.9M	0.0%	+22.02%	39
Point72 Asset Management, L.P.	Increased	1.2M(+20.2%)	$16.1M	0.0%	-34.62%	34
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.1M(+3.0%)	$15.9M	0.0%	-38.74%	29
BALYASNY ASSET MANAGEMENT L.P.	Increased	1.1M(+23.1%)	$15.2M	0.0%	+19.21%	34
BANK OF AMERICA CORP /DE/	Increased	801,646(+8.6%)	$11.1M	0.0%	-53.53%	30
Woodline Partners LP	Decreased	738,032(-28.1%)	$10.3M	0.0%	-64.59%	0
MORGAN STANLEY	Increased	703,940(+13.8%)	$9.8M	0.0%	-42.17%	31
SOSquarepoint Ops LLC	Increased	604,000(+54.5%)	$8.4M	0.0%	+8.76%	39
GOLDMAN SACHS GROUP INC	Decreased	602,013(-43.9%)	$8.4M	0.0%	-40.36%	0
MILLENNIUM MANAGEMENT LLC	Increased	386,810(+33.5%)	$5.4M	0.0%	-14.08%	35
NORTHERN TRUST CORP	Increased	362,180(+6.4%)	$5M	0.0%	-40.32%	29
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Decreased	354,328(-9.3%)	$4.9M	0.0%	-53.93%	0