Janux TherapeuticsJANX
13F holders, Q4 2025 (December 31)176holders +2
41new positions
38sold out
5famous investors
$13.82avg. 13F price*
At the end of Q4 2025, 176 institutions reported holding Janux Therapeutics Inc. (JANX) in their 13F filings, up 2 from Q3 2025. 41 opened new positions and 38 sold out. The largest holders were Ra Capital Management, L.P. ($154.4M), Janus Henderson Group PLC ($73.9M) and BlackRock, Inc. ($56.3M). 5 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio).
- Company
- Janux Therapeutics Inc.
- CUSIP
- 47103J105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 41 | $60.9M |
| Exits | 38 | $154.4M |
All 13F filers, Q3 2025 → Q4 2025: 15,842,401 shares bought and 18,554,516 shares sold, net −2,712,115 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 176 holders
| Ra Capital Management, L.P. | 1.58% | No change | 11,189,693 | $154.4M |
| Janus Henderson Group PLC | 0.03% | Add +13.8% | 5,350,453 | $73.9M |
| BlackRock, Inc. | 0.00% | Add +9.4% | 4,080,200 | $56.3M |
| State Street Corp. | 0.00% | Add +103.8% | 3,853,951 | $53.2M |
| FMR LLC | 0.00% | Reduce -61.2% | 3,512,384 | $48.5M |
| Vanguard Group Inc. | 0.00% | Add +20.2% | 2,906,386 | $40.1M |
| Prosight Management, LP | 6.82% | Add +176.5% | 2,392,523 | $33.0M |
| Orbimed Advisors LLC | 0.55% | Add +10.7% | 1,954,426 | $27.0M |
| TCG Crossover Management, LLC | 0.82% | New | 1,789,617 | $24.7M |
| Wellington Management Group LLP | 0.00% | Add +129.5% | 1,610,186 | $22.2M |
| Alyeska Investment Group, L.P. | 0.05% | Add +206.3% | 1,301,089 | $18.0M |
| Geode Capital Management, LLC | 0.00% | Add +2.7% | 1,113,582 | $15.4M |
| Citadel Advisors | 0.01% | Add +37.5% | 1,104,144 | $15.2M |
| Goldman Sachs Group Inc. | 0.00% | Add +63.9% | 1,073,656 | $14.8M |
| Woodline Partners LP | 0.05% | Add +0.0% | 1,027,221 | $14.2M |
| Logos Global Management LP | 0.92% | Add +7.0% | 1,000,000 | $13.8M |
| Point72 Asset Management | 0.02% | Reduce -43.8% | 961,819 | $13.3M |
| Readystate Asset Management LP | 0.94% | Reduce -7.8% | 885,895 | $12.2M |
| Balyasny Asset Management L.P. | 0.02% | New | 885,551 | $12.2M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -41.2% | 744,466 | $10.3M |
| Bank of America Corp. | 0.00% | Add +49.6% | 738,330 | $10.2M |
| Cormorant Asset Management, LP | 0.51% | Reduce -23.5% | 650,000 | $9.0M |
| Morgan Stanley | 0.00% | Add +24.8% | 618,385 | $8.5M |
| UBS Group AG | 0.00% | Add +51.2% | 590,060 | $8.1M |
| Jane Street Group, LLC | 0.01% | Add +564.3% | 540,233 | $7.5M |
| Two Sigma Investments, LP | 0.01% | Add +355.2% | 471,009 | $6.5M |
| Adage Capital Partners Gp, L.L.C. | 0.01% | Reduce -85.6% | 400,000 | $5.5M |
| Squarepoint Ops LLC | 0.01% | Add +490.9% | 390,952 | $5.4M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +10.1% | 390,506 | $5.4M |
| Franklin Resources Inc. | 0.00% | Reduce -56.6% | 385,301 | $5.3M |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 0.46% | No change | 376,496 | $5.2M |
| University of Wisconsin Foundation | 4.20% | New | 362,000 | $5.0M |
| Rock Springs Capital Management LP | 0.25% | Add +70.6% | 358,798 | $5.0M |
| Northern Trust Corp. | 0.00% | Reduce -3.9% | 340,406 | $4.7M |
| Walleye Capital LLC | 0.03% | Add +801.8% | 323,017 | $4.5M |
| Millennium Management | 0.00% | Add +187.9% | 289,808 | $4.0M |
| Caption Management, LLC | 0.17% | Add +202.8% | 272,500 | $3.8M |
| Pictet Asset Management Holding SA | 0.00% | Reduce -54.2% | 272,251 | $3.8M |
| Schroder Investment Management Group | 0.00% | Reduce -10.7% | 267,051 | $3.7M |
| ADAR1 Capital Management, LLC | 0.25% | Reduce -30.1% | 245,452 | $3.4M |
| Rhenman & Partners Asset Management AB | 0.29% | Add +125.1% | 225,377 | $3.1M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -6.8% | 224,294 | $3.1M |
| Barclays PLC | 0.00% | Add +53.6% | 221,233 | $3.1M |
| Qube Research & Technologies Ltd | 0.00% | Add +94.9% | 216,005 | $3.0M |
| Algert Global LLC | 0.04% | Add +107.9% | 183,367 | $2.5M |
| Rafferty Asset Management, LLC | 0.01% | Add +130.0% | 175,248 | $2.4M |
| JPMorgan Chase & Co. | 0.00% | Reduce -18.5% | 170,509 | $2.4M |
| Trexquant Investment LP | 0.02% | Add +1189.9% | 170,484 | $2.4M |
| ExodusPoint Capital Management, LP | 0.02% | New | 161,548 | $2.2M |
| XTX Topco Ltd | 0.06% | New | 161,427 | $2.2M |
| Sphera Funds Management LTD. | 0.46% | Add +83.9% | 157,840 | $2.2M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 49,500 | $2.0M |
| Bank of New York Mellon Corp | 0.00% | Add +1.3% | 122,066 | $1.7M |
| Hudson Bay Capital Management LP | 0.01% | Add +120.0% | 110,000 | $1.5M |
| Two Sigma Advisers, LP | 0.00% | New | 104,100 | $1.4M |
| Blue Owl Capital Holdings LP | 0.43% | New | 100,000 | $1.4M |
| Jump Financial, LLC | 0.02% | Reduce -46.2% | 96,684 | $1.3M |
| Nuveen, LLC | 0.00% | Add +0.8% | 96,416 | $1.3M |
| Deep Track Capital, LP | 0.03% | New | 89,589 | $1.2M |
| SG Americas Securities, LLC | 0.00% | Add +175.1% | 79,817 | $1.1M |
| Tudor Investment Corporation | 0.01% | Reduce -19.7% | 79,158 | $1.1M |
| Swiss National Bank | 0.00% | Add +3.4% | 77,100 | $1.1M |
| Nomura Asset Management International Inc. | 0.00% | — | 76,601 | $1.1M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +13.8% | 75,498 | $1.0M |
| Man Group plc | 0.00% | New | 64,512 | $890K |
| Profund Advisors LLC | 0.03% | Add +289.5% | 64,022 | $884K |
| HRT Financial LP | 0.00% | New | 63,544 | $876K |
| Twinbeech Capital LP | 0.06% | New | 58,810 | $812K |
| Dark Forest Capital Management LP | 0.04% | Add +142.6% | 57,363 | $792K |
| Congress Asset Management Co. | 0.01% | Add +2.8% | 57,342 | $791K |
| Headlands Technologies LLC | 0.07% | New | 56,497 | $780K |
| Aquatic Capital Management LLC | 0.02% | New | 52,421 | $723K |
| Rhumbline Advisers | 0.00% | Reduce -9.2% | 52,361 | $723K |
| Wells Fargo & Company | 0.00% | Add +68.0% | 47,919 | $661K |
| Raiffeisen Bank International AG | 0.01% | Add +91.7% | 46,000 | $636K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 45,453 | $627K |
| Legal & General Group Plc | 0.00% | Add +14.6% | 43,467 | $600K |
| Freestone Grove Partners LP | 0.00% | New | 41,806 | $577K |
| HighVista Strategies LLC | 0.15% | Reduce -25.0% | 41,443 | $572K |
| Teachers Retirement System of the State of Kentucky | 0.00% | New | 38,875 | $536K |
| State of Wisconsin Investment Board | 0.00% | Add +14.8% | 38,487 | $531K |
| NEOS Investment Management LLC | 0.00% | Reduce -6.7% | 37,647 | $520K |
| California State Teachers Retirement System | 0.00% | Add +0.5% | 37,320 | $515K |
| Tema ETFs LLC | 0.04% | Reduce -8.1% | 37,092 | $512K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -43.8% | 36,555 | $505K |
| Alliancebernstein L.P. | 0.00% | No change | 35,590 | $491K |
| Susquehanna International Group, LLP | 0.00% | Reduce -79.2% | 35,237 | $486K |
| Quadrature Capital Ltd | 0.00% | Add +22.9% | 33,002 | $455K |
| D. E. Shaw & Co. | 0.00% | New | 32,707 | $451K |
| Deutsche Bank AG | 0.00% | Reduce -11.0% | 32,170 | $444K |
| WINTON GROUP Ltd | 0.02% | New | 31,800 | $439K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +34.8% | 30,148 | $416K |
| Invesco Ltd. | 0.00% | Add +15.8% | 28,322 | $391K |
| Atom Investors LP | 0.03% | New | 27,942 | $386K |
| American Century Companies Inc. | 0.00% | Add +46.1% | 27,691 | $382K |
| Rangeley Capital, LLC | 0.31% | New | 25,414 | $351K |
| Lester Murray Antman dba SimplyRich | 0.09% | No change | 24,315 | $335K |
| Quantinno Capital Management LP | 0.00% | New | 24,218 | $334K |
| Citigroup Inc. | 0.00% | Add +339.1% | 24,218 | $334K |
| MetLife Investment Management, LLC | 0.00% | No change | 23,876 | $329K |
"% of holder's portfolio" is JANX's weight in each manager's 13F, not the share of Janux Therapeutics Inc. the manager owns.