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Buy Day today: Neutral (46) Mixed market breadth · no major macro event
JANX

Janux Therapeutics Inc

Healthcare · Biotechnology

17.50$ -2.0% vs. previous close Closing price · As of: Oct 30, 2026

Ownership

Ownership Structure

Who owns Janux Therapeutics Inc (JANX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 69.6% of the shares are freely tradable; institutional investors hold 102.7%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 102.7%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 6.6%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 69.6%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 11.2%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 61Mio.

Largest Shareholders

Institutions

Institutions JANX
Name Stake (%) Shares Change (%) Date
RA Capital Management, LLC 18.30 11,189,693 +0.0 06/30/2026
BlackRock Inc 10.03 6,134,667 +12.9 06/30/2026
HHG PLC 6.86 4,196,409 -21.6 03/31/2026
Prosight Management, LP 6.22 3,804,481 +7.2 06/30/2026
State Street Corp 4.92 3,004,899 +22.0 06/30/2026
FMR Inc 3.95 2,412,825 -4.8 06/30/2026
Federated Hermes Inc 3.85 2,352,927 +4,241.2 06/30/2026
Point72 Asset Management, L.P. 3.26 1,993,837 +72.5 06/30/2026
Vanguard Capital Management, LLC 3.04 1,857,351 +2.5 06/30/2026
TCG Crossover Management, LLC 2.93 1,789,617 +0.0 06/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider holdings

Insider holdings JANX
Person Role Shares Value As of Type
Campbell David Alan President and CEO 264,742 4,632,985 $ Jul 31, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Jul 31, 2026 Campbell David Alan President and CEO Other 123,840 0.00 –

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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