Janux Therapeutics, Inc. (JANX) Insider Ownership

Historic Ownership Trends

Data spanning the past 90 days through December 12, 2025 reveals that Janux Therapeutics's three principal insider shareholders consist of Chief Business Officer Andrew Hollman Meyer (84.97K shares), Chief Corp. & Bus. Dev. Ofcr Janeen Noel Doyle (44.00K shares), Director Eric Dobmeier (9.98K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Ventures Xi, L.P. Avalon 4,187,172 18 Oct, 2024
Corp Bregua 3,749,250 16 Jun, 2021
Tighe Reardon Acting Chief Financial Officer 3,512,953 16 Jun, 2021
Jay Lichter 3,347,018 24 Oct, 2024
David Alan Campbell President And CEO 293,054 08 Jan, 2025
Advisors Llc Orbimed 231,098 30 Dec, 2021
Peter A. Thompson 231,098 30 Dec, 2021
Thomas Diraimondo Chief Scientific Officer 129,719 03 Jan, 2025
Sheila Gujrathi 118,889 13 Jun, 2025
Andrew Hollman Meyer Chief Business Officer 84,974 03 Dec, 2025
Charles M. Winter Chief Technical Officer 77,288 03 Jan, 2025
Vickie L Capps 74,098 13 Jun, 2025
Janeen Noel Doyle Chief Corp. & Bus. Dev. Ofcr 44,000 04 Jun, 2025
Byron Robinson Chief Strategy Officer 28,000 03 Jan, 2025
Zachariah Mciver Chief Medical Officer 26,000 03 Jan, 2025
Maria Dobek Vice President And Accounting 14,001 03 Jan, 2025
Eric Dobmeier 9,981 13 Jun, 2025
Natasha Hernday 8,731 13 Jun, 2025
Capital Management, L.P. Ra 6,250 13 Jun, 2025
Jake Simson 6,250 13 Jun, 2025
Ronald W Barrett 6,250 13 Jun, 2025
Winston Kung 6,250 13 Jun, 2025
Alana B. Mcnulty 6,250 13 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
01 Dec, 2025 Andrew Hollman Meyer Common Stock A 3,333 $10.59 88,307 D M
01 Dec, 2025 Andrew Hollman Meyer Common Stock D 2,700 $32.85 85,607 D S
01 Dec, 2025 Andrew Hollman Meyer Common Stock D 633 $33.52 84,974 D S
14 Nov, 2025 Andrew Hollman Meyer Common Stock A 3,333 $10.59 88,307 D M
14 Nov, 2025 Andrew Hollman Meyer Common Stock D 3,333 $30.00 84,974 D S
28 Oct, 2025 Andrew Hollman Meyer Common Stock A 9,999 $4.21 92,138 D M
28 Oct, 2025 Andrew Hollman Meyer Common Stock A 6,666 $10.59 98,804 D M
28 Oct, 2025 Andrew Hollman Meyer Common Stock D 16,665 $30.06 82,139 D S
11 Jun, 2025 Sheila Gujrathi Common Stock A 3,750 $0.00 118,889 D A
11 Jun, 2025 Winston Kung Common Stock A 3,750 $0.00 6,250 D A
11 Jun, 2025 Vickie L Capps Common Stock A 3,750 $0.00 74,098 D A
11 Jun, 2025 Ronald W Barrett Common Stock A 3,750 $0.00 6,250 D A
11 Jun, 2025 Vickie L Capps - - 74,098 D
11 Jun, 2025 Natasha Hernday Common Stock A 3,750 $0.00 8,731 D A
11 Jun, 2025 Alana B. Mcnulty Common Stock A 3,750 $0.00 6,250 D A
11 Jun, 2025 Capital Management, L.P. Ra Common Stock A 3,750 $0.00 6,250 I A
11 Jun, 2025 Jake Simson Common Stock A 3,750 $0.00 6,250 D A
11 Jun, 2025 Eric Dobmeier Common Stock A 3,750 $0.00 9,981 D A
02 Jun, 2025 Janeen Noel Doyle Common Stock A 44,000 $0.00 44,000 D A
02 Jun, 2025 Janeen Noel Doyle - - 44,000 D