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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, Q1 2025

Institutional positions in Janux Therapeutics, Inc. as of Mar 31, 2025. 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
181
−34 vs. Q4 2024
Shares held
66.5M
+2.47M (+3.9%) vs. Q4 2024
Total value
$1.81B
−$1.62B (−47.3%) vs. Q4 2024
New holders
19
96 more added
Sold out
53
44 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 181 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 heldQ1 2025: $1.81B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Janux Therapeutics, Inc.; share changes are against Q4 2024.

Institutions holding JANX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Ra Capital Management, L.P.11,189,693$302.1M5.05%+824,041+7.9%Added
FMR LLC8,884,072$239.9M0.02%+214,131+2.5%Added
Janus Henderson Group PLC4,598,092$133.7M0.07%+1,035,690+29.1%Added
Adage Capital Partners GP, L.L.C.3,654,574$98.7M0.18%+592,824+19.4%Added
Paradigm Biocapital Advisors LP3,329,909$89.9M4.14%−186,077−5.3%Reduced
BlackRock, Inc.2,872,959$77.6M0.00%+147,146+5.4%Added
Vanguard Group Inc2,278,660$61.5M0.00%+142,328+6.7%Added
Cormorant Asset Management, LP2,000,000$54.0M4.09%−100,000−4.8%Reduced
Logos Global Management LP1,650,000$44.5M7.92%+400,000+32.0%Added
EcoR1 Capital, LLC1,469,818$39.7M2.36%00.0%Unchanged
Woodline Partners LP1,457,095$39.3M0.26%−395,092−21.3%Reduced
Price T Rowe Associates Inc1,392,826$37.6M0.00%+282,848+25.5%Added
State Street Corp1,371,497$37.0M0.00%+103,548+8.2%Added
Franklin Resources Inc1,186,479$32.0M0.01%+689,192+138.6%Added
Perceptive Advisors LLC970,412$26.2M0.93%+152,517+18.6%Added
Geode Capital Management, LLC780,909$21.1M0.00%+65,953+9.2%Added
OrbiMed Advisors LLC758,566$20.5M0.49%00.0%Unchanged
Bank of America Corp749,326$20.2M0.00%−45,435−5.7%Reduced
Citadel Advisors LLC706,664$19.1M0.02%−654,214−48.1%Reduced
Prosight Management, LP689,901$18.6M6.12%+360,133+109.2%Added
Lord, Abbett & Co. LLC667,881$18.0M0.06%−599,922−47.3%Reduced
First Light Asset Management, LLC658,824$17.8M2.03%+345,042+110.0%Added
Pictet Asset Management Holding SA656,605$17.7M0.02%+271,808+70.6%Added
MPM Oncology Impact Management LP567,193$15.3M2.63%+337,193+146.6%Added
UBS Group AG488,480$13.2M0.00%+263,390+117.0%Added
First Turn Management, LLC430,163$11.6M2.34%+46,561+12.1%Added
Alyeska Investment Group, L.P.408,678$11.0M0.04%+63,762+18.5%Added
Wellington Management Group LLP393,477$10.6M0.00%−141,919−26.5%Reduced
Point72 Asset Management, L.P.376,662$10.2M0.03%−244,721−39.4%Reduced
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A.376,496$10.2M2.10%−52,896−12.3%Reduced
Susquehanna International Group, LLP368,935$9.96M0.02%+339,464+1,151.9%Added
StemPoint Capital LP342,062$9.24M2.95%+196,186+134.5%Added
Qube Research & Technologies Ltd303,194$8.19M0.01%+73,804+32.2%Added
Northern Trust Corp299,219$8.08M0.00%−9,581−3.1%Reduced
Ensign Peak Advisors, Inc294,750$7.96M0.02%+152,450+107.1%Added
Goldman Sachs Group Inc286,278$7.73M0.00%−94,069−24.7%Reduced
Morgan Stanley282,427$7.63M0.00%+64,596+29.7%Added
Readystate Asset Management LP276,560$7.47M0.37%−63,079−18.6%Reduced
Charles Schwab Investment Management Inc273,643$7.39M0.00%+508+0.2%Added
Victory Capital Management Inc265,651$7.17M0.01%+23,242+9.6%Added
Ameriprise Financial Inc261,262$7.05M0.00%+246,356+1,652.7%Added
Invesco Ltd.258,108$6.97M0.00%−26,554−9.3%Reduced
Avidity Partners Management LP258,000$6.97M1.44%−483,900−65.2%Reduced
Standard Life Aberdeen plc224,788$6.07M0.01%+160,716+250.8%Added
Schroder Investment Management Group192,372$5.60M0.01%+35,498+22.6%Added
Rock Springs Capital Management LP204,466$5.52M0.32%00.0%Unchanged
UBS Asset Management Americas Inc186,394$5.03M0.00%+20,657+12.5%Added
Skandinaviska Enskilda Banken AB (publ)177,820$4.80M0.02%−27,347−13.3%Reduced
Tudor Investment Corp Et Al174,350$4.71M0.04%+174,350New
Trexquant Investment LP168,972$4.56M0.05%+103,114+156.6%Added
Russell Investments Group, Ltd.153,848$4.15M0.01%+152,837+15,117.4%Added
ADAR1 Capital Management, LLC153,767$4.15M0.80%+122,258+388.0%Added
Tang Capital Management LLC150,000$4.05M0.22%+100,000+200.0%Added
Rhenman & Partners Asset Management AB141,627$3.82M0.44%−28,373−16.7%Reduced
JPMorgan Chase & Co135,308$3.65M0.00%−56,295−29.4%Reduced
Ikarian Capital, LLC129,691$3.50M1.14%+55,000+73.6%Added
Sphera Funds Management Ltd.125,840$3.40M0.84%+57,507+84.2%Added
Nuveen, LLC123,679$3.34M0.00%+123,679New
First Trust Advisors LP114,502$3.09M0.00%−13,560−10.6%Reduced
Hudson Bay Capital Management LP110,000$2.97M0.02%+80,000+266.7%Added
Deutsche Bank AG99,691$2.69M0.00%+6,662+7.2%Added
Jump Financial, LLC94,030$2.54M0.04%+94,030New
Bank of New York Mellon Corp89,370$2.41M0.00%+10,511+13.3%Added
Millennium Management LLC82,273$2.22M0.00%−33,829−29.1%Reduced
Ally Bridge Group (NY) LLC81,292$2.19M1.98%−9,000−10.0%Reduced
Swiss National Bank79,100$2.14M0.00%00.0%Unchanged
Springhill Fund Asset Management (HK) Co Ltd78,500$2.12M10.16%+48,900+165.2%Added
Twinbeech Capital LP77,437$2.09M0.04%+77,437New
Ratan Capital Management LP76,800$2.07M0.67%−102,507−57.2%Reduced
Macquarie Group Ltd76,601$2.07M0.00%00.0%Unchanged
Citigroup Inc76,282$2.06M0.00%−3,264−4.1%Reduced
Cubist Systematic Strategies, LLC75,860$2.05M0.03%+35,511+88.0%Added
HighVista Strategies LLC74,556$2.01M0.78%+4,841+6.9%Added
DekaBank Deutsche Girozentrale49,500$1.88M0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The68,745$1.86M0.00%+5,233+8.2%Added
E Fund Management Co., Ltd.68,644$1.85M0.09%+4,076+6.3%Added
Barclays PLC67,766$1.83M0.00%−196,204−74.3%Reduced
TD Asset Management Inc65,636$1.77M0.00%−13,200−16.7%Reduced
Aquatic Capital Management LLC62,469$1.69M0.04%+56,313+914.8%Added
Lazard Asset Management LLC60,580$1.64M0.00%−21,425−26.1%Reduced
Alliancebernstein L.P.59,376$1.60M0.00%+31,736+114.8%Added
Squarepoint Ops LLC57,448$1.55M0.00%+16,272+39.5%Added
Rafferty Asset Management, LLC56,279$1.52M0.01%+4,111+7.9%Added
Quinn Opportunity Partners LLC51,893$1.40M0.10%+31,893+159.5%Added
State of Wisconsin Investment Board50,965$1.38M0.00%+10,232+25.1%Added
Gilder Gagnon Howe & Co LLC50,106$1.35M0.02%−2,273−4.3%Reduced
Farallon Capital Management, L.L.C.48,000$1.30M0.01%00.0%Unchanged
HealthInvest Partners AB46,808$1.26M0.56%+7,235+18.3%Added
NEOS Investment Management LLC45,937$1.24M0.02%+40,714+779.5%Added
Tema ETFs LLC45,937$1.24M0.37%+40,714+779.5%Added
Dark Forest Capital Management LP44,672$1.21M0.06%+44,672New
Boothbay Fund Management, LLC44,658$1.21M0.04%+17,761+66.0%Added
Caption Management, LLC44,443$1.20M0.05%−4,089−8.4%Reduced
Rhumbline Advisers42,650$1.15M0.00%+4,497+11.8%Added
Legal & General Group Plc42,298$1.14M0.00%+7,758+22.5%Added
Magnetar Financial LLC41,055$1.11M0.01%+27,557+204.2%Added
Algert Global LLC40,660$1.10M0.03%−24,301−37.4%Reduced
Zacks Investment Management38,122$1.03M0.01%−51−0.1%Reduced
Artia Global Partners LP38,100$1.03M0.30%−124,876−76.6%Reduced
Nicholas Investment Partners, LP37,562$1.01M0.10%−13,396−26.3%Reduced