HoldingsChannel.com
On this page, we present all of the funds holding JANX from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding JANX, with a link to that fund's top holdings. The next columns indicate the amount of JANX stock held by each of the funds holding JANX, followed by the JANX position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 69 funds holding JANX within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by RA Capital Management L.P.. For more details on the positions held by RA Capital Management L.P. (or by any of the other funds holding JANX), click the fund name in the "Holder" column of the funds-holding-JANX table below.
| Holder | Amount | Position Size ($ in 1000's) | As of |
|---|---|---|---|
 RA Capital Management L.P. | 9,165,652 | $98,347 | 12/31/2023 |
| JANX | 9,165,652 | $98,347 | 12/31/2023 |
| FMR LLC | 4,671,213 | $50,122 | 12/31/2023 |
| JANX | 4,671,213 | $50,122 | 12/31/2023 |
| BVF Inc. IL | 4,579,818 | $49,141 | 12/31/2023 |
| JANX | 4,579,818 | $49,141 | 12/31/2023 |
| Orbimed Advisors LLC | 3,317,927 | $35,601 | 12/31/2023 |
| JANX | 3,317,927 | $35,601 | 12/31/2023 |
 Citadel Advisors LLC | $33,532 | 12/31/2023 | |
| JANX | 3,120,205 | $33,480 | 12/31/2023 |
| Call | 5,600 | $60 | 12/31/2023 |
| Put | 700 | $8 | 12/31/2023 |
| Janus Henderson Group PLC | 1,931,477 | $20,744 | 12/31/2023 |
| JANX | 1,931,477 | $20,744 | 12/31/2023 |
| BlackRock Inc. | 1,762,101 | $18,907 | 12/31/2023 |
| JANX | 1,762,101 | $18,907 | 12/31/2023 |
| Adage Capital Partners GP L.L.C. | 1,355,475 | $14,544 | 12/31/2023 |
| JANX | 1,355,475 | $14,544 | 12/31/2023 |
| Vanguard Group Inc. | 979,483 | $10,510 | 12/31/2023 |
| JANX | 979,483 | $10,510 | 12/31/2023 |
| Geode Capital Management LLC | 408,190 | $4,380 | 12/31/2023 |
| JANX | 408,190 | $4,380 | 12/31/2023 |
| Samsara BioCapital LLC | 360,414 | $3,867 | 12/31/2023 |
| JANX | 360,414 | $3,867 | 12/31/2023 |
| State Street Corp | 347,585 | $3,730 | 12/31/2023 |
| JANX | 347,585 | $3,730 | 12/31/2023 |
| Northern Trust Corp | 204,002 | $2,189 | 12/31/2023 |
| JANX | 204,002 | $2,189 | 12/31/2023 |
| Alyeska Investment Group L.P. | 197,490 | $2,119 | 12/31/2023 |
| JANX | 197,490 | $2,119 | 12/31/2023 |
| DekaBank Deutsche Girozentrale | 49,500 | $1,877 | 03/31/2024 |
| JANX | 49,500 | $1,877 | 03/31/2024 |
| Bank of New York Mellon Corp | 48,687 | $1,833 | 03/31/2024 |
| JANX | 48,687 | $1,833 | 03/31/2024 |
| Nuveen Asset Management LLC | 81,574 | $875 | 12/31/2023 |
| JANX | 81,574 | $875 | 12/31/2023 |
| Millennium Management LLC | 71,856 | $771 | 12/31/2023 |
| JANX | 71,856 | $771 | 12/31/2023 |
| Morgan Stanley | 67,448 | $724 | 12/31/2023 |
| JANX | 67,448 | $724 | 12/31/2023 |
| Squarepoint Ops LLC | 61,168 | $656 | 12/31/2023 |
| JANX | 61,168 | $656 | 12/31/2023 |
| Cerity Partners LLC | 60,933 | $654 | 12/31/2023 |
| JANX | 60,933 | $654 | 12/31/2023 |
| Zacks Investment Management | 58,804 | $631 | 12/31/2023 |
| JANX | 58,804 | $631 | 12/31/2023 |
| Janney Montgomery Scott LLC | 51,548 | $553 | 12/31/2023 |
| JANX | 51,548 | $553 | 12/31/2023 |
| Barclays PLC | 47,722 | $511 | 12/31/2023 |
| JANX | 47,722 | $511 | 12/31/2023 |
| Charles Schwab Investment Management Inc. | 46,141 | $495 | 12/31/2023 |
| JANX | 46,141 | $495 | 12/31/2023 |
| Two Sigma Investments LP | 44,108 | $473 | 12/31/2023 |
| JANX | 44,108 | $473 | 12/31/2023 |
| Bank of America Corp DE | 43,801 | $470 | 12/31/2023 |
| JANX | 43,801 | $470 | 12/31/2023 |
| Goldman Sachs Group Inc. | 39,948 | $429 | 12/31/2023 |
| JANX | 39,948 | $429 | 12/31/2023 |
| Swiss National Bank | 31,800 | $341 | 12/31/2023 |
| JANX | 31,800 | $341 | 12/31/2023 |
| Chicago Partners Investment Group LLC | 8,464 | $319 | 03/31/2024 |
| JANX | 8,464 | $319 | 03/31/2024 |
| Exchange Traded Concepts LLC | 7,544 | $284 | 03/31/2024 |
| JANX | 7,544 | $284 | 03/31/2024 |
| Rhumbline Advisers | 26,085 | $280 | 12/31/2023 |
| JANX | 26,085 | $280 | 12/31/2023 |
| Two Sigma Advisers LP | 23,600 | $253 | 12/31/2023 |
| JANX | 23,600 | $253 | 12/31/2023 |
| Allspring Global Investments Holdings LLC | 6,349 | $239 | 03/31/2024 |
| JANX | 6,349 | $239 | 03/31/2024 |
| Credit Suisse AG | 18,310 | $196 | 12/31/2023 |
| JANX | 18,310 | $196 | 12/31/2023 |
| JPMorgan Chase & Co. | 17,736 | $190 | 12/31/2023 |
| JANX | 17,736 | $190 | 12/31/2023 |
| Alliancebernstein L.P. | 17,370 | $186 | 12/31/2023 |
| JANX | 17,370 | $186 | 12/31/2023 |
| California State Teachers Retirement System | 17,192 | $184 | 12/31/2023 |
| JANX | 17,192 | $184 | 12/31/2023 |
| State of Wisconsin Investment Board | 15,121 | $162 | 12/31/2023 |
| JANX | 15,121 | $162 | 12/31/2023 |
| Connor Clark & Lunn Investment Management Ltd. | 12,816 | $138 | 12/31/2023 |
| JANX | 12,816 | $138 | 12/31/2023 |
| American Century Companies Inc. | 11,443 | $123 | 12/31/2023 |
| JANX | 11,443 | $123 | 12/31/2023 |
| MetLife Investment Management LLC | 10,614 | $114 | 12/31/2023 |
| JANX | 10,614 | $114 | 12/31/2023 |
| Old Well Partners LLC | 10,300 | $111 | 12/31/2023 |
| JANX | 10,300 | $111 | 12/31/2023 |
| Legal & General Group Plc | 9,881 | $106 | 12/31/2023 |
| JANX | 9,881 | $106 | 12/31/2023 |
| SG Americas Securities LLC | 9,345 | $100 | 12/31/2023 |
| JANX | 9,345 | $100 | 12/31/2023 |
| American International Group Inc. | 8,596 | $92 | 12/31/2023 |
| JANX | 8,596 | $92 | 12/31/2023 |
| Deutsche Bank AG | 6,973 | $75 | 12/31/2023 |
| JANX | 6,973 | $75 | 12/31/2023 |
| Wells Fargo & Company MN | 5,288 | $57 | 12/31/2023 |
| JANX | 5,288 | $57 | 12/31/2023 |
| China Universal Asset Management Co. Ltd. | 5,343 | $57 | 12/31/2023 |
| JANX | 5,343 | $57 | 12/31/2023 |
| New York State Common Retirement Fund | 5,050 | $54 | 12/31/2023 |
| JANX | 5,050 | $54 | 12/31/2023 |
| Royal Bank of Canada | 4,697 | $51 | 12/31/2023 |
| JANX | 4,697 | $51 | 12/31/2023 |
| Citigroup Inc. | 3,827 | $41 | 12/31/2023 |
| JANX | 3,827 | $41 | 12/31/2023 |
| Nisa Investment Advisors LLC | 2,710 | $29 | 12/31/2023 |
| JANX | 2,710 | $29 | 12/31/2023 |
| Amalgamated Bank | 602 | $23 | 03/31/2024 |
| JANX | 602 | $23 | 03/31/2024 |
| Tower Research Capital LLC TRC | 1,768 | $19 | 12/31/2023 |
| JANX | 1,768 | $19 | 12/31/2023 |
| Ameritas Investment Partners Inc. | 1,706 | $18 | 12/31/2023 |
| JANX | 1,706 | $18 | 12/31/2023 |
| Lazard Asset Management LLC | 1,734 | $18 | 12/31/2023 |
| JANX | 1,734 | $18 | 12/31/2023 |
| Cutler Group LP | 400 | $15 | 03/31/2024 |
| JANX | 400 | $15 | 03/31/2024 |
| Metropolitan Life Insurance Co NY | 1,004 | $11 | 12/31/2023 |
| JANX | 1,004 | $11 | 12/31/2023 |
| Fortitude Family Office LLC | 207 | $8 | 03/31/2024 |
| JANX | 207 | $8 | 03/31/2024 |
| Nelson Van Denburg & Campbell Wealth Management Group LLC | 243 | $3 | 12/31/2023 |
| JANX | 243 | $3 | 12/31/2023 |
| Raleigh Capital Management Inc. | 270 | $3 | 12/31/2023 |
| JANX | 270 | $3 | 12/31/2023 |
| Allworth Financial LP | 26 | $1 | 03/31/2024 |
| JANX | 26 | $1 | 03/31/2024 |
| GAMMA Investing LLC | 18 | $1 | 03/31/2024 |
| JANX | 18 | $1 | 03/31/2024 |
| US Bancorp DE | 90 | $1 | 12/31/2023 |
| JANX | 90 | $1 | 12/31/2023 |
| Advisory Services Network LLC | 134 | $1 | 12/31/2023 |
| JANX | 134 | $1 | 12/31/2023 |
| CWM LLC | 1 | $0 | 03/31/2024 |
| JANX | 1 | $0 | 03/31/2024 |
| Huntington National Bank | 1 | $0 | 12/31/2023 |
| JANX | 1 | $0 | 12/31/2023 |
| Proequities Inc. | $0 | 12/31/2023 | |
| Put | 0 | $0 | 12/31/2023 |
| Call | 0 | $0 | 12/31/2023 |
| JANX | 0 | $0 | 12/31/2023 |
| Simplex Trading LLC | 6,800 | $-63 | 03/31/2024 |
| Put | 15,400 | $579 | 03/31/2024 |
| JANX | 6,909 | $260 | 03/31/2024 |
| Call | 6,800 | $256 | 03/31/2024 |
See Summary: Institutional Holders of JANX
See Details: Top 10 Hedge Funds Holding JANX
Also See: JANX Insider Buying
Also See: JANX Holdings Changes
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