// company-profile

Janux Therapeutics, Inc.

JANX
ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings96Insiders27
// api This Janux Therapeutics, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 14 insiders purchased shares versus 1 sale. Buying was led by Hernday Natasha.

// 90-day insight

Over the last 90 days, Janux Therapeutics, Inc. insiders bought $0 (14 transactions) and sold $86K (2 transactions).

  • Most active insider: Hernday Natasha with 2 transactions totaling $0.
  • Largest single sale: $57K by Doyle Janeen Noel on Jun 2, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Janux Therapeutics, Inc. as of 2026-03-31

— stable
Total reported AUM
$796.6M
QoQ change
-0.9%
Reporting period
2026-03-31
#1
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
$155.5M
11.2M shares
#2
JANUS HENDERSON GROUP PLC
CIK 1274173
$57.9M
4.2M shares
#3
Prosight Management, LP
CIK 1617201
$49.3M
3.5M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 11, 2026Hernday NatashaJANX
Award
5,500$0.00$0K
Jun 11, 2026Simson JakeJANX
Award
5,500$0.00$0K
Jun 11, 2026DOBMEIER ERICJANX
Award
15,500$0.00$0K
Jun 11, 2026RA CAPITAL MANAGEMENT, L.P.JANX
Award
15,500$0.00$0K
Jun 11, 2026RA CAPITAL MANAGEMENT, L.P.JANX
Award
5,500$0.00$0K

45 more transactions hidden

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