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 2026
Institutional positions in Janux Therapeutics, Inc. as of Mar 31, 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
- 190
- +17 vs. Q4 2025
- Shares held
- 59.6M
- +288.0K (+0.5%) vs. Q4 2025
- Total value
- $827.8M
- +$7.97M (+1.0%) vs. Q4 2025
- New holders
- 46
- 66 more added
- Sold out
- 29
- 54 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 197 | $933.4M |
| Q1 2026 | 190 | $827.8M |
| Q4 2025 | 176 | $860.0M |
| Q3 2025 | 174 | $1.59B |
| Q2 2025 | 174 | $1.51B |
| Q1 2025 | 181 | $1.81B |
| Q4 2024 | 216 | $3.43B |
| Q3 2024 | 160 | $2.07B |
| Q2 2024 | 155 | $1.87B |
| Q1 2024 | 121 | $1.59B |
| Q4 2023 | 64 | $359.5M |
| Q3 2023 | 57 | $354.0M |
| Q2 2023 | 54 | $362.1M |
| Q1 2023 | 48 | $369.5M |
| Q4 2022 | 50 | $381.3M |
| Q3 2022 | 49 | $400.3M |
| Q2 2022 | 44 | $353.0M |
| Q1 2022 | 47 | $407.1M |
| Q4 2021 | 46 | $541.6M |
| Q3 2021 | 45 | $571.2M |
| Q2 2021 | 30 | $614.5M |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Janux Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 11,189,693 | $155.5M | 1.65% | 00.0% | Unchanged |
| BlackRock, Inc. | 5,433,233 | $75.5M | 0.00% | +1,353,033+33.2% | Added |
| Janus Henderson Group PLC | 4,196,409 | $58.3M | 0.03% | −1,154,044−21.6% | Reduced |
| Prosight Management, LP | 3,550,000 | $49.3M | 8.09% | +1,157,477+48.4% | Added |
| FMR LLC | 2,535,724 | $35.2M | 0.00% | −976,660−27.8% | Reduced |
| State Street Corp | 2,464,017 | $34.2M | 0.00% | −1,389,934−36.1% | Reduced |
| Vanguard Capital Management LLC | 1,811,365 | $25.2M | 0.00% | +1,811,365 | New |
| TCG Crossover Management, LLC | 1,789,617 | $24.9M | 0.71% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 1,601,089 | $22.3M | 0.06% | +300,000+23.1% | Added |
| Wellington Management Group LLP | 1,597,650 | $22.2M | 0.00% | −12,536−0.8% | Reduced |
| Vanguard Portfolio Management LLC | 1,290,256 | $17.9M | 0.00% | +1,290,256 | New |
| Deep Track Capital, LP | 1,187,290 | $16.5M | 0.34% | +1,097,701+1,225.3% | Added |
| Point72 Asset Management, L.P. | 1,156,140 | $16.1M | 0.03% | +194,321+20.2% | Added |
| Geode Capital Management, LLC | 1,146,724 | $15.9M | 0.00% | +33,142+3.0% | Added |
| Balyasny Asset Management LLC | 1,090,147 | $15.2M | 0.03% | +204,596+23.1% | Added |
| Logos Global Management LP | 1,000,000 | $13.9M | 0.72% | 00.0% | Unchanged |
| OrbiMed Advisors LLC | 983,600 | $13.7M | 0.31% | −970,826−49.7% | Reduced |
| Nantahala Capital Management, LLC | 809,914 | $11.3M | 0.70% | +809,914 | New |
| Bank of America Corp | 801,646 | $11.1M | 0.00% | +63,316+8.6% | Added |
| Irenic Capital Management LP | 765,804 | $10.6M | 0.97% | +765,804 | New |
| Woodline Partners LP | 738,032 | $10.3M | 0.04% | −289,189−28.2% | Reduced |
| Morgan Stanley | 703,940 | $9.78M | 0.00% | +85,555+13.8% | Added |
| Squarepoint Ops LLC | 604,000 | $8.40M | 0.02% | +213,048+54.5% | Added |
| Goldman Sachs Group Inc | 602,013 | $8.37M | 0.00% | −471,643−43.9% | Reduced |
| Tang Capital Management LLC | 500,000 | $6.95M | 0.35% | +500,000 | New |
| Algert Global LLC | 443,397 | $6.16M | 0.09% | +260,030+141.8% | Added |
| Millennium Management LLC | 386,810 | $5.38M | 0.00% | +97,002+33.5% | Added |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 376,496 | $5.23M | 0.44% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 367,009 | $5.10M | 0.30% | +8,211+2.3% | Added |
| HRT Financial LP | 366,699 | $5.10M | 0.01% | +303,155+477.1% | Added |
| Northern Trust Corp | 362,180 | $5.03M | 0.00% | +21,774+6.4% | Added |
| Charles Schwab Investment Management Inc | 354,328 | $4.93M | 0.00% | −36,178−9.3% | Reduced |
| Citadel Advisors LLC | 352,177 | $4.90M | 0.00% | −751,967−68.1% | Reduced |
| Man Group plc | 342,986 | $4.77M | 0.01% | +278,474+431.7% | Added |
| Vanguard Fiduciary Trust Co | 313,648 | $4.36M | 0.00% | +313,648 | New |
| ADAR1 Capital Management, LLC | 298,546 | $4.15M | 0.25% | +53,094+21.6% | Added |
| Jane Street Group, LLC | 251,740 | $3.50M | 0.00% | −288,493−53.4% | Reduced |
| Jump Financial, LLC | 221,800 | $3.08M | 0.05% | +125,116+129.4% | Added |
| UBS Group AG | 219,806 | $3.06M | 0.00% | −370,254−62.7% | Reduced |
| JPMorgan Chase & Co | 229,268 | $2.99M | 0.00% | +58,759+34.5% | Added |
| Qube Research & Technologies Ltd | 197,145 | $2.74M | 0.00% | −18,860−8.7% | Reduced |
| Schroder Investment Management Group | 195,160 | $2.54M | 0.00% | −71,891−26.9% | Reduced |
| Allspring Global Investments Holdings, LLC | 168,976 | $2.45M | 0.00% | +168,976 | New |
| BML Capital Management, LLC | 154,961 | $2.15M | 1.39% | +154,961 | New |
| Y-Intercept (Hong Kong) Ltd | 139,967 | $1.95M | 0.04% | +139,967 | New |
| Walleye Capital LLC | 130,618 | $1.82M | 0.01% | −192,399−59.6% | Reduced |
| Rangeley Capital, LLC | 122,500 | $1.70M | 1.84% | +97,086+382.0% | Added |
| Bank of New York Mellon Corp | 119,826 | $1.67M | 0.00% | −2,240−1.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 119,376 | $1.66M | 0.00% | +119,376 | New |
| Susquehanna International Group, LLP | 119,055 | $1.65M | 0.00% | +83,818+237.9% | Added |
| Two Sigma Investments, LP | 116,099 | $1.61M | 0.00% | −354,910−75.4% | Reduced |
| Capital Fund Management S.A. | 115,867 | $1.61M | 0.01% | +115,867 | New |
| ExodusPoint Capital Management, LP | 114,572 | $1.59M | 0.02% | −46,976−29.1% | Reduced |
| Hudson Bay Capital Management LP | 110,000 | $1.53M | 0.01% | 00.0% | Unchanged |
| Readystate Asset Management LP | 109,425 | $1.52M | 0.09% | −776,470−87.6% | Reduced |
| BNP Paribas Arbitrage, SA | 105,300 | $1.46M | 0.00% | +101,349+2,565.1% | Added |
| D. E. Shaw & Co., Inc. | 98,395 | $1.37M | 0.00% | +65,688+200.8% | Added |
| Nuveen, LLC | 97,120 | $1.35M | 0.00% | +704+0.7% | Added |
| Dimensional Fund Advisors LP | 96,630 | $1.34M | 0.00% | −127,664−56.9% | Reduced |
| Aquatic Capital Management LLC | 93,974 | $1.31M | 0.04% | +41,553+79.3% | Added |
| Weiss Asset Management LP | 93,144 | $1.29M | 0.02% | +93,144 | New |
| Franklin Resources Inc | 90,101 | $1.25M | 0.00% | −295,200−76.6% | Reduced |
| UBS Asset Management Americas Inc | 87,757 | $1.22M | 0.00% | +12,259+16.2% | Added |
| Swiss National Bank | 77,100 | $1.07M | 0.00% | 00.0% | Unchanged |
| Nomura Asset Management International Inc. | 76,601 | $1.06M | 0.00% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 75,732 | $1.05M | 0.00% | −99,516−56.8% | Reduced |
| Winton Group Ltd | 68,500 | $952.1K | 0.03% | +36,700+115.4% | Added |
| Congress Asset Management Co | 66,867 | $929.5K | 0.01% | +9,525+16.6% | Added |
| Headlands Technologies LLC | 61,633 | $856.7K | 0.10% | +5,136+9.1% | Added |
| Price T Rowe Associates Inc | 58,800 | $818.0K | 0.00% | −685,666−92.1% | Reduced |
| Barclays PLC | 55,988 | $778.2K | 0.00% | −165,245−74.7% | Reduced |
| Federated Hermes, Inc. | 54,200 | $753.4K | 0.00% | +42,302+355.5% | Added |
| Rhumbline Advisers | 52,637 | $731.6K | 0.00% | +276+0.5% | Added |
| Engineers Gate Manager LP | 51,821 | $720.3K | 0.01% | +38,674+294.2% | Added |
| Raiffeisen Bank International AG | 55,000 | $716.6K | 0.01% | +9,000+19.6% | Added |
| Tema ETFs LLC | 51,189 | $711.5K | 0.05% | +14,097+38.0% | Added |
| Toroso Investments, LLC | 51,189 | $711.5K | 0.00% | +51,189 | New |
| HSBC Holdings PLC | 51,263 | $711.0K | 0.00% | +51,263 | New |
| Gsa Capital Partners LLP | 50,351 | $700.0K | 0.04% | +50,351 | New |
| HighVista Strategies LLC | 49,383 | $686.4K | 0.19% | +7,940+19.2% | Added |
| DekaBank Deutsche Girozentrale | 49,500 | $656.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 46,923 | $652.2K | 0.00% | +18,601+65.7% | Added |
| Russell Investments Group, Ltd. | 42,938 | $596.8K | 0.00% | +21,876+103.9% | Added |
| XTX Topco Ltd | 42,814 | $595.1K | 0.01% | −118,613−73.5% | Reduced |
| Nano Cap New Millennium Growth Fund L P | 39,500 | $549.0K | 0.51% | +37,000+1,480.0% | Added |
| Teachers Retirement System of the State of Kentucky | 38,875 | $540.0K | 0.00% | 00.0% | Unchanged |
| Martingale Asset Management L P | 37,984 | $528.0K | 0.01% | +26,744+237.9% | Added |
| California State Teachers Retirement System | 37,001 | $514.3K | 0.00% | −319−0.9% | Reduced |
| Deutsche Bank AG | 36,620 | $509.0K | 0.00% | +4,450+13.8% | Added |
| Alliancebernstein L.P. | 35,590 | $491.1K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 35,208 | $489.4K | 0.00% | +35,208 | New |
| Profund Advisors LLC | 33,776 | $469.5K | 0.02% | −30,246−47.2% | Reduced |
| Legal & General Group Plc | 33,379 | $464.0K | 0.00% | −10,088−23.2% | Reduced |
| SG Americas Securities, LLC | 31,533 | $438.0K | 0.00% | −48,284−60.5% | Reduced |
| FNY Investment Advisers, LLC | 30,710 | $426.0K | 0.19% | +20,410+198.2% | Added |
| American Century Companies Inc | 30,215 | $420.0K | 0.00% | +2,524+9.1% | Added |
| Tudor Investment Corp Et Al | 29,689 | $412.7K | 0.00% | −49,469−62.5% | Reduced |
| Quantinno Capital Management LP | 26,064 | $362.3K | 0.00% | +1,846+7.6% | Added |
| MetLife Investment Management | 26,031 | $361.8K | 0.00% | +2,155+9.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 25,364 | $348.0K | 0.00% | −4,784−15.9% | Reduced |