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Janux Therapeutics, Inc.

JANX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001817713

No open-market purchases or sales by Janux Therapeutics, Inc. insiders were filed in the last 90 days; 197 institutions reported holding it in 13F filings for Q2 2026, worth $933.4M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Janux Therapeutics, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
197
+9 vs. Q1 2026
Shares held
60.8M
+5.40M (+9.7%) vs. Q1 2026
Total value
$933.4M
+$163.8M (+21.3%) vs. Q1 2026
New holders
40
83 more added
Sold out
31
45 more reduced

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting JANX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 197 institutions
Q1 2021: 0 institutionsQ2 2021: 30 institutionsQ3 2021: 45 institutionsQ4 2021: 46 institutionsQ1 2022: 47 institutionsQ2 2022: 44 institutionsQ3 2022: 49 institutionsQ4 2022: 50 institutionsQ1 2023: 48 institutionsQ2 2023: 54 institutionsQ3 2023: 57 institutionsQ4 2023: 64 institutionsQ1 2024: 121 institutionsQ2 2024: 155 institutionsQ3 2024: 160 institutionsQ4 2024: 216 institutionsQ1 2025: 181 institutionsQ2 2025: 174 institutionsQ3 2025: 174 institutionsQ4 2025: 176 institutionsQ1 2026: 190 institutionsQ2 2026: 197 institutions
Value heldQ2 2026: $933.4M
Q1 2021: $0Q2 2021: $614.5MQ3 2021: $571.2MQ4 2021: $541.6MQ1 2022: $407.1MQ2 2022: $353.0MQ3 2022: $400.3MQ4 2022: $381.3MQ1 2023: $369.5MQ2 2023: $362.1MQ3 2023: $354.0MQ4 2023: $359.5MQ1 2024: $1.59BQ2 2024: $1.87BQ3 2024: $2.07BQ4 2024: $3.43BQ1 2025: $1.81BQ2 2025: $1.51BQ3 2025: $1.59BQ4 2025: $860.0MQ1 2026: $827.8MQ2 2026: $933.4M
Institutions holding JANX and their total value by quarter
QuarterHoldersValue
Q2 2026197$933.4M
Q1 2026190$827.8M
Q4 2025176$860.0M
Q3 2025174$1.59B
Q2 2025174$1.51B
Q1 2025181$1.81B
Q4 2024216$3.43B
Q3 2024160$2.07B
Q2 2024155$1.87B
Q1 2024121$1.59B
Q4 202364$359.5M
Q3 202357$354.0M
Q2 202354$362.1M
Q1 202348$369.5M
Q4 202250$381.3M
Q3 202249$400.3M
Q2 202244$353.0M
Q1 202247$407.1M
Q4 202146$541.6M
Q3 202145$571.2M
Q2 202130$614.5M
Q1 20210$0

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Janux Therapeutics, Inc.; share changes are against Q1 2026.

Institutions holding JANX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Tang Capital Management LLC0$00.00%−500,000−100.0%Sold out
Schroder Investment Management Group0$00.00%−195,160−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−119,055−100.0%Sold out
Readystate Asset Management LP0$00.00%−109,425−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−93,974−100.0%Sold out
Weiss Asset Management LP0$00.00%−93,144−100.0%Sold out
Headlands Technologies LLC0$00.00%−61,633−100.0%Sold out
Quadrature Capital Ltd0$00.00%−22,889−100.0%Sold out
Stonepine Capital Management, LLC0$00.00%−20,000−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−19,692−100.0%Sold out
Handelsbanken Fonder AB0$00.00%−17,800−100.0%Sold out
Stifel Financial Corp0$00.00%−14,173−100.0%Sold out
Virtu Financial LLC0$00.00%−11,667−100.0%Sold out
Walleye Trading LLC0$00.00%−2,402−100.0%Sold out
Caption Management, LLC0$00.00%−1,488−100.0%Sold out
KBC Group NV0$00.00%−1,387−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−1,019−100.0%Sold out
Federation des caisses Desjardins du Quebec0$00.00%−1,000−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−852−100.0%Sold out
Bell Investment Advisors, Inc0$00.00%−138−100.0%Sold out
UMA Financial Services, Inc.0$00.00%−41−100.0%Sold out
MAI Capital Management0$00.00%−31−100.0%Sold out
Fifth Third Bancorp0$00.00%−28−100.0%Sold out
Kilter Group LLC0$00.00%−23−100.0%Sold out
Parkside Financial Bank & Trust0$00.00%−20−100.0%Sold out
Massmutual Trust Co FSB0$00.00%−6−100.0%Sold out
Sunrise Financial Services, LLC0$00.00%−6−100.0%Sold out
Bayforest Capital Ltd0$00.00%−3−100.0%Sold out
Janus Henderson Group PLC––––Not filed
CWM, LLC––––Not filed