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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 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.

Institutional holdersQ1 2026: 190 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 2026: $827.8M
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 2026

Shares, value and share of portfolio for each institution holding Janux Therapeutics, Inc.; share changes are against Q4 2025.

Institutions holding JANX in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Royal Bank of Canada28$00.00%−1,198−97.7%Reduced
Covestor Ltd8$00.00%+5+166.7%Added
SBI Securities Co., Ltd.1$140.00%−40−97.6%Reduced
Huntington National Bank1$140.00%00.0%Unchanged
IFP Advisors, Inc2$280.00%+2New
Bayforest Capital Ltd3$420.00%+3New
Massmutual Trust Co FSB6$830.00%+6New
Sunrise Financial Services, LLC6$830.00%+6New
EverSource Wealth Advisors, LLC9$1260.00%−47−83.9%Reduced
Basecamp Wealth Advisors LLC15$2090.00%−1−6.3%Reduced
Parkside Financial Bank & Trust20$2780.00%00.0%Unchanged
Smartleaf Asset Management LLC23$3000.00%−669−96.7%Reduced
Kilter Group LLC23$3200.00%+23New
Fifth Third Bancorp28$3890.00%+28New
MAI Capital Management31$4310.00%+31New
UMA Financial Services, Inc.41$5700.00%+41New
LRI Investments, LLC41$5700.00%+41New
Rothschild Investment LLC82$1.14K0.00%+82New
Aventura Private Wealth, LLC88$1.22K0.00%00.0%Unchanged
BFSG, LLC100$1.39K0.00%00.0%Unchanged
Parallel Advisors, LLC135$1.88K0.00%−251−65.0%Reduced
Bell Investment Advisors, Inc138$1.92K0.00%+138New
Optiver Holding B.V.150$2.08K0.00%+48+47.1%Added
Farther Finance Advisors, LLC145$2.10K0.00%+145New
Quantbot Technologies LP230$3.20K0.00%−15,118−98.5%Reduced
Fortitude Family Office, LLC239$3.32K0.00%+32+15.5%Added
National Bank of Canada277$3.84K0.00%+277New
Advisor Group Holdings, Inc.436$6.06K0.00%+158+56.8%Added
US Bancorp447$6.21K0.00%+447New
The PNC Financial Services Group, Inc.503$6.99K0.00%+498+9,960.0%Added
CWM, LLC554$7.70K0.00%+525+1,810.3%Added
Group One Trading, L.P.592$8.23K0.00%+592New
Fourth Dimension Wealth, LLC600$8.34K0.00%+300+100.0%Added
Allworth Financial LP681$9.47K0.00%+674+9,628.6%Added
GAMMA Investing LLC728$10.1K0.00%+712+4,450.0%Added
Larson Financial Group LLC741$10.3K0.00%+497+203.7%Added
Rockefeller Capital Management L.P.793$11.0K0.00%+725+1,066.2%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.852$11.8K0.00%+344+67.7%Added
Federation des caisses Desjardins du Quebec1,000$13.9K0.00%+1,000New
Quadrant Capital Group LLC1,019$14.2K0.00%+1,019New
Sterling Capital Management LLC1,051$14.6K0.00%−712−40.4%Reduced
GF Fund Management Co. Ltd.1,342$18.7K0.00%+161+13.6%Added
KBC Group NV1,387$19.0K0.00%00.0%Unchanged
Caption Management, LLC1,488$20.7K0.00%−271,012−99.5%Reduced
Versant Capital Management, Inc1,831$25.5K0.00%+1,831New
Signaturefd, LLC2,044$28.4K0.00%+1,684+467.8%Added
Nisa Investment Advisors, LLC2,390$33.2K0.00%+970+68.3%Added
Walleye Trading LLC2,402$33.4K0.00%−8,045−77.0%Reduced
Mirae Asset Global Investments Co., Ltd.3,173$44.1K0.00%+250+8.6%Added
Ameritas Investment Partners, Inc.3,289$45.7K0.00%00.0%Unchanged
Ensign Peak Advisors, Inc4,750$66.0K0.00%00.0%Unchanged
Victory Capital Management Inc5,953$82.7K0.00%00.0%Unchanged
Los Angeles Capital Management LLC8,432$117.2K0.00%−1,524−15.3%Reduced
Tower Research Capital LLC (TRC)8,655$120.3K0.00%+7,746+852.1%Added
Vanguard Investments Australia, Ltd.9,087$126.3K0.00%+9,087New
Jones Financial Companies LLLP10,371$136.7K0.00%+6,145+145.4%Added
KLP Kapitalforvaltning AS10,100$140.4K0.00%+1,700+20.2%Added
Entropy Technologies, LP10,701$148.7K0.01%−5,407−33.6%Reduced
Arizona State Retirement System10,738$149.3K0.00%−144−1.3%Reduced
China Universal Asset Management Co., Ltd.10,795$150.1K0.01%+994+10.1%Added
Police & Firemen's Retirement System of New Jersey10,900$151.5K0.00%00.0%Unchanged
Oxford Asset Management LLP11,359$157.9K0.06%−11,452−50.2%Reduced
Intech Investment Management LLC11,400$158.5K0.00%−5,343−31.9%Reduced
Canada Pension Plan Investment Board11,500$159.8K0.00%+11,500New
Virtu Financial LLC11,667$162.0K0.01%+11,667New
Citigroup Inc11,738$163.2K0.00%−12,480−51.5%Reduced
New York State Common Retirement Fund11,746$163.3K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The11,963$166.3K0.00%−24,592−67.3%Reduced
Schonfeld Strategic Advisors LLC12,339$171.5K0.00%−33,114−72.9%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)12,357$171.8K0.00%−180−1.4%Reduced
State of New Jersey Common Pension Fund D13,361$185.7K0.00%+13,361New
Stifel Financial Corp14,173$197.0K0.00%+14,173New
Fox Run Management, L.L.C.17,377$226.4K0.04%−795−4.4%Reduced
Prelude Capital Management, LLC16,634$231.2K0.02%−2,700−14.0%Reduced
Handelsbanken Fonder AB17,800$247.0K0.00%00.0%Unchanged
Virtus Investment Advisers, Inc.17,821$247.7K0.07%+433+2.5%Added
State of Wisconsin Investment Board18,911$262.9K0.00%−19,576−50.9%Reduced
Lion Point Capital, LP19,000$264.1K1.58%00.0%Unchanged
Bleakley Financial Group, LLC19,048$264.8K0.00%+19,048New
Bridgefront Capital, LLC19,692$273.7K0.07%+19,692New
Vanguard Global Advisers, LLC19,779$274.9K0.00%+19,779New
Stonepine Capital Management, LLC20,000$278.0K0.24%00.0%Unchanged
MML Investors Services, LLC20,610$286.5K0.00%+20,610New
Jain Global LLC21,460$298.3K0.00%+21,460New
Axq Capital, LP22,731$316.0K0.04%+22,731New
Quadrature Capital Ltd22,889$318.2K0.00%−10,113−30.6%Reduced
Lester Murray Antman dba SimplyRich24,315$337.0K0.09%00.0%Unchanged
Vanguard Asset Management, Ltd24,439$339.7K0.00%+24,439New
Brevan Howard Capital Management LP24,639$342.5K0.00%+9,882+67.0%Added
Wells Fargo & Company24,880$345.8K0.00%−23,039−48.1%Reduced
Mirae Asset Global ETFs Holdings Ltd.25,364$348.0K0.00%−4,784−15.9%Reduced
MetLife Investment Management26,031$361.8K0.00%+2,155+9.0%Added
Quantinno Capital Management LP26,064$362.3K0.00%+1,846+7.6%Added
Tudor Investment Corp Et Al29,689$412.7K0.00%−49,469−62.5%Reduced
American Century Companies Inc30,215$420.0K0.00%+2,524+9.1%Added
FNY Investment Advisers, LLC30,710$426.0K0.19%+20,410+198.2%Added
SG Americas Securities, LLC31,533$438.0K0.00%−48,284−60.5%Reduced
Legal & General Group Plc33,379$464.0K0.00%−10,088−23.2%Reduced
Profund Advisors LLC33,776$469.5K0.02%−30,246−47.2%Reduced
Creative Planning35,208$489.4K0.00%+35,208New