undamentalytics Newsletter

Janux Therapeutics, Inc. insider trading

Every open-market purchase and sale by Janux Therapeutics, Inc.'s officers, directors and largest shareholders since November 4, 2021, and what the share price did next.

No insider has bought shares on the open market in five years.

Insider purchase Insider sale Marker size reflects trade value. Weekly closes adjusted for splits; may be delayed.
Janux Therapeutics, Inc. insider open-market trades
DateInsiderTrade SharesPriceValue 1M after 3M after 6M after

From insiders' Form 4 filings with the SEC: open-market purchases and sales only (awards, option exercises and shares withheld for tax are excluded), combined to one line per insider per day. "Plan" marks trades the filing says were made under a pre-set Rule 10b5-1 trading plan, which are scheduled in advance. Price changes run from the close on the trade date; hover a figure for the change relative to the S&P 500. Past moves don't predict future ones.

Does following Janux Therapeutics, Inc.’s insiders pay?

From December 17, 2021 to June 4, 2026, 16 insiders reported 5 open-market purchases and 22 sales not made under a pre-set plan in Janux Therapeutics, Inc. Twelve months after each purchase was reported, the shares were +179.2% against the S&P 500 on average (median +212.0%), over 5 purchases with a full year of prices; 60% beat the index. After sales, the shares moved −44.7% against the index over 12 months (a negative figure means selling was the right call). That rests on fewer than 20 purchases, too few to read much into. Buying each purchase the day after it was reported, an equal amount each, held 12 months or until that insider reported a sale, would have turned $10,000 on July 24, 2023 into $9,401 by November 2, 2026, −1.9% a year. It held shares 72% of the time; the S&P 500 on those same days, with Treasury bills otherwise, made $14,928 (+13.1% a year), and held throughout $17,331 (+18.3%).

$0$20.0k$40.0k 2023202420252026 $17.3k$14.9k$9.4k
Copying Janux Therapeutics, Inc.'s insidersS&P 500, same days investedS&P 500, held throughout $10,000 copying every open-market purchase by Janux Therapeutics, Inc.'s insiders from July 24, 2023, before costs and taxes, marked weekly. Uninvested money earns the Treasury bill rate; the portfolio held shares 72% of the time.
Janux Therapeutics, Inc.: each insider's record
InsiderRolePurchases12 months after their purchasesBeat the S&P 500Sales12 months after their salesLatest report
Avalon Bioventures I, LP 10% owner 0 — — 3 −67.9% (3) September 30, 2024
Lichter Jay 10% owner 1 +413.2% (1) 100% 2 −60.4% (2) October 24, 2024
Orbimed Genesis Gp LLC Director 0 — — 3 −18.9% (3) December 30, 2021
Thompson Peter A. Director 0 — — 3 −18.9% (3) December 30, 2021
Dobek Maria Vice President, Accounting 0 — — 2 — May 13, 2026
Meyer Andrew Hollman Chief Business Officer 0 — — 2 −66.8% (1) January 2, 2026
Reardon Tighe Acting Chief Financial Officer 1 +413.2% (1) 100% 1 −52.6% (1) June 5, 2024
Avalon Bioventures Spv I, L.P. 10% owner 0 — — 1 −68.0% (1) October 18, 2024
Campbell David Alan President and CEO 0 — — 1 — January 2, 2026
Diraimondo Thomas Chief Scientific Officer 0 — — 1 — January 2, 2026
Doyle Janeen Noel Chief Corp. & Bus. Dev. Ofcr 0 — — 1 — June 4, 2026
Kolchinsky Peter Director 1 −67.2% (1) 0% 0 — October 22, 2024
Mciver Zachariah Chief Medical Officer 0 — — 1 — January 2, 2026
Ra Capital Healthcare Fund LP Director 1 −75.5% (1) 0% 0 — March 7, 2025
Ra Capital Nexus Fund II, L.P. Director 1 +212.0% (1) 100% 0 — July 21, 2023
Winter Charles M. Chief Technical Officer 0 — — 1 — January 2, 2026

Moves are the shares’ return including dividends minus the S&P 500’s, from the close on the first trading day after each report; the number of trades with a finished 12-month window is in brackets. Green means the trade went the insider’s way (a purchase ahead of the index, a sale followed by the shares trailing it). A trade reported both by a director or officer and by a fund or company they are linked to counts once here, under the person. Purchases count only where the share price actually traded was at least $5. These figures describe what the shares did, not why anyone traded. Insiders across all companies.

When several insiders traded Janux Therapeutics, Inc.

Months when 2 or more insiders became net buyers, or 3 or more net sellers, of Janux Therapeutics, Inc. in reports dated in the 91 days before the month end, and how the stock did against the S&P 500 from that month end. After the 1 buying crowd with six months of prices, it averaged +513.3% against the index. After 3 selling crowds, −10.3%. One company's history is too short to judge by; the test across every company is the better guide.

MonthCrowd3 months on, vs S&P 5006 months12 months
January 30, 20266 selling+0.2%+1.7%not yet
October 31, 20244 selling−29.7%−51.6%−70.2%
June 28, 20243 selling+5.1%+19.1%−58.0%
November 30, 20233 buying+375.4%+513.3%+326.2%

Colours show whether the crowd was right: green when buyers were followed by a rise above the index, or sellers by a fall below it. Total returns from the month end; past patterns are not a forecast.

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