JANXJanux Therapeutics, Inc.Healthcare · Biotechnologyas of 2026-09-16
Horizon

Issued 2026-09-16 at $16.25 · now $16.25 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, JANX has typically landed between $11.60 and $22.10 — a range of −28.6% to +36.0% from the issuance price $16.25.

Range of outcomes in historically similar periods — not a price prediction. Ranges are scored publicly on /methodology.
  • Actual close
  • Typical path (median)
  • Middle 50% of outcomes
  • 90% range

1,300 overlapping 1 month windows · 2021-06-112026-08-17 · basis climatology · forecast (batch). Probability up 53.9% (90% CI 51.756.1%, ≈1,408 obs).

The cone is anchored at the 2026-09-16 issuance close ($16.25) — the price the forecast resolves against on 2026-10-15, not the latest close. The drawn path shape is illustrative (bands widen with √t); every labeled number is real — the anchor, the scored batch p90/IQR endpoints, and the typical move.

Where JANX has typically landed a month from the 2026-09-16 close of $16.25 — the range is history, not a prediction.

$11.6worst · -28.6%$22.1best · +36.0%
  • now $16.25 (+0.0%)
  • typicalThe typical outcome — half of similar past periods did better and half did worse (not an average, so a few wild periods don't skew it). $15.94 (-1.9%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $13.83$18.05
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $11.6$22.1
Actual 1-month windows behind the coneiEvery overlapping 1-month window in this security's own price history was ranked by realized return; shown are the 3 worst and 3 best of 1,300 windows spanning 2021-06-11 to 2026-09-16. Not cherry-picked — these are the extremes of the full sample. Max drop / max rise are the deepest and highest points reached within each window. See /methodology.
StartReturnMax dropMax rise
3 worst
2025-11-26−59.4%−60.2%+0.0%
2025-11-28−59.4%−59.5%+0.0%
2025-12-01−59.4%−59.4%+0.0%
3 best
2024-01-30+420.4%−13.4%+428.2%
2024-02-01+409.3%−6.6%+469.8%
2024-01-29+408.2%−16.7%+408.2%

1,300 overlapping windows · 2021-06-112026-09-16 · not cherry-picked

Seasonality · by month iHow this security has tended to do in each calendar month historically — a frequency, never a prediction.

iFor each calendar month, the share of years this security closed higher than the month before, and the average month-over-month return, over ~6 years of its own price history. Cells are shaded by average return. This is historical frequency, not a prediction — no month is a signal.
Jan
20%
+1.2%
n=5
Feb
40%
+85.7%
n=5
Mar
20%
−16.4%
n=5
Apr
80%
+14.6%
n=5
May
40%
−8.8%
n=5
Jun
60%
−1.5%
n=5
Jul
67%
+8.2%
n=6
Aug
50%
+0.2%
n=6
Sep
33%
−4.4%
n=6
Oct
80%
+9.2%
n=5
Nov
40%
−2.6%
n=5
Dec
60%
−2.1%
n=5

Up-frequency and average month-over-month return · historical frequency, not a prediction

Reported insider & political trades

Every Form 4 the people closest to this company have filed with the SEC — plotted against the share price, aggregated by month, and shown with the gap between when each trade happened and when it was disclosed. A public record, not advice.

Share price & reported tradesMonthly open-market valueReporting lag — trade date to filing date2026-092026-082026-072026-062026-052026-042026-032026-022026-012025-122025-112025-102025-092025-08$35$122026-06-02: 1 insider sale, $57K — Doyle Janeen Noel2026-05-11: 1 insider sale, $29K — Dobek Maria2026-01-02: 6 insider sales, $261K — Campbell David Alan, McIver Zachariah, DiRaimondo Thomas, Winter Charles M. …2025-12-01: 2 insider sales, $110K — Meyer Andrew Hollman …2025-11-14: 1 insider sale, $100K — Meyer Andrew Hollman2025-10-28: 1 insider sale, $501K — Meyer Andrew Hollman2025-10: 1 open-market sale, $501K2025-11: 1 open-market sale, $100K2025-12: 2 open-market sales, $110K2026-01: 6 open-market sales, $261K2026-05: 1 open-market sale, $29K2026-06: 1 open-market sale, $57K↑ buys↓ salesofficer Doyle Janeen Noel — Sale on 2026-06-02, filed 2 days after the tradeofficer Dobek Maria — Sale on 2026-05-11, filed 2 days after the tradedirector Campbell David Alan — Sale on 2026-01-02, filed same dayofficer McIver Zachariah — Sale on 2026-01-02, filed same dayofficer DiRaimondo Thomas — Sale on 2026-01-02, filed same dayofficer Winter Charles M. — Sale on 2026-01-02, filed same dayofficer Meyer Andrew Hollman — Sale on 2026-01-02, filed same dayofficer Dobek Maria — Sale on 2026-01-02, filed same dayofficer Meyer Andrew Hollman — Sale on 2025-12-01, filed 2 days after the tradeofficer Meyer Andrew Hollman — Sale on 2025-12-01, filed 2 days after the tradeofficer Meyer Andrew Hollman — Sale on 2025-11-14, filed same dayofficer Meyer Andrew Hollman — Sale on 2025-10-28, filed 2 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-06-02Doyle Janeen NoelofficerSale4,059 @ $14.03$57K−5.1% of holding+14.5%not yet — horizon still open75,941Form 4 · filed 2 days after the trade
2026-05-11Dobek MariaofficerSale2,038 @ $14.17$29K−5.9% of holding−5.7%not yet — horizon still open32,270Form 4 · filed 2 days after the trade
2026-01-02Campbell David AlandirectorSale8,072 @ $13.73$111K−2.8% of holding+0.2%+8.3%284,982Form 4 · filed same day
2026-01-02McIver ZachariahofficerSale2,714 @ $13.73$37K−10.4% of holding+0.2%+8.3%23,286Form 4 · filed same day
2026-01-02DiRaimondo ThomasofficerSale2,505 @ $13.73$34K−2.0% of holding+0.2%+8.3%124,425Form 4 · filed same day
2026-01-02Winter Charles M.officerSale2,401 @ $13.73$33K−3.0% of holding+0.2%+8.3%77,721Form 4 · filed same day
2026-01-02Meyer Andrew HollmanofficerSale1,879 @ $13.73$26K−2.2% of holding+0.2%+8.3%83,095Form 4 · filed same day
2026-01-02Dobek MariaofficerSale1,462 @ $13.73$20K−8.7% of holding+0.2%+8.3%15,373Form 4 · filed same day
2025-12-01Meyer Andrew HollmanofficerSale2,700 @ $32.85$89K−3.1% of holding−59.9%−71.5%85,607Form 4 · filed 2 days after the trade
2025-12-01Meyer Andrew HollmanofficerSale633 @ $33.52$21K−0.7% of holding−59.9%−71.5%84,974Form 4 · filed 2 days after the trade
2025-11-14Meyer Andrew HollmanofficerSale3,333 @ $30.00$100K−3.8% of holding−51.0%−62.7%84,974Form 4 · filed same day
2025-10-28Meyer Andrew HollmanofficerSale16,665 @ $30.06$501K−16.9% of holding+17.6%−56.9%82,139Form 4 · filed 2 days after the trade
2025-05-01Meyer Andrew HollmanofficerSale2,933 @ $31.95$94K−3.4% of holding−28.1%−33.5%82,539Form 4 · filed 1 day after the trade
2025-05-01Meyer Andrew HollmanofficerSale400 @ $32.60$13K−0.5% of holding−28.1%−33.5%82,139Form 4 · filed 1 day after the trade
2025-04-21Meyer Andrew HollmanofficerSale3,334 @ $30.00$100K−3.9% of holding−28.7%−39.5%82,139Form 4 · filed 2 days after the trade
2025-03-07RA CAPITAL MANAGEMENT, L.P.directorPurchase110,206 @ $31.02$3.4M+1.1% of holding−8.3%−32.4%10,141,287Form 4 · filed same day
2025-03-06RA CAPITAL MANAGEMENT, L.P.directorPurchase372,093 @ $30.78$11.5M+3.9% of holding−4.7%−35.7%10,031,081Form 4 · filed 1 day after the trade
2025-03-05RA CAPITAL MANAGEMENT, L.P.directorPurchase304,287 @ $30.56$9.3M+3.3% of holding−6.6%−36.0%9,621,533Form 4 · filed 2 days after the trade
2025-03-05RA CAPITAL MANAGEMENT, L.P.directorPurchase37,455 @ $31.30$1.2M+0.4% of holding−6.6%−36.0%9,658,988Form 4 · filed 2 days after the trade
2025-03-03Meyer Andrew HollmanofficerSale2,433 @ $31.88$78K−2.8% of holding−12.2%−38.5%83,040Form 4 · filed 2 days after the trade
2025-03-03Meyer Andrew HollmanofficerSale901 @ $32.85$30K−1.1% of holding−12.2%−38.5%82,139Form 4 · filed 2 days after the trade
2025-02-03Meyer Andrew HollmanofficerSale2,418 @ $42.08$102K−2.8% of holding−22.7%−45.1%83,055Form 4 · filed 2 days after the trade
2025-02-03Meyer Andrew HollmanofficerSale816 @ $42.77$35K−1.0% of holding−22.7%−45.1%82,239Form 4 · filed 2 days after the trade
2025-02-03Meyer Andrew HollmanofficerSale100 @ $43.60$4K−0.1% of holding−22.7%−45.1%82,139Form 4 · filed 2 days after the trade
2025-01-07Campbell David AlandirectorSale5,000 @ $60.00$300K−1.7% of holding−34.0%−63.1%293,054Form 4 · filed 1 day after the trade
2025-01-02Meyer Andrew HollmanofficerSale5,768 @ $54.51$314K−6.2% of holding−25.3%−60.8%86,783Form 4 · filed 1 day after the trade
2025-01-02Meyer Andrew HollmanofficerSale3,444 @ $55.76$192K−4.0% of holding−25.3%−60.8%83,339Form 4 · filed 1 day after the trade
2025-01-02Meyer Andrew HollmanofficerSale2,922 @ $53.76$157K−3.1% of holding−25.3%−60.8%92,551Form 4 · filed 1 day after the trade
2025-01-02Meyer Andrew HollmanofficerSale1,000 @ $56.78$57K−1.2% of holding−25.3%−60.8%82,339Form 4 · filed 1 day after the trade
2025-01-02Meyer Andrew HollmanofficerSale200 @ $57.37$11K−0.2% of holding−25.3%−60.8%82,139Form 4 · filed 1 day after the trade
2024-12-24Campbell David AlandirectorSale25,000 @ $56.19$1.4M−10.3% of holding−25.9%−62.2%217,054Form 4 · filed 3 days after the trade

The vs-S&P columns are a labeled look-back on what the stock did after each filing, measured against the index over the same window. Descriptive history, not a claim about the person or a reason to trade.

85 award / exercise / gift records — not counted as purchases

Awards, option exercises, gifts and tax-withholding disposals are shown separately and never counted as open-market purchases or sales — they carry no conviction information.

DatePersonRoleActionSharesOwned afterFiling
2026-07-31Campbell David AlandirectorGift123,840264,742Form 4
2026-07-08Campbell David AlandirectorOption exercise7,000388,582Form 4
2026-07-08Campbell David AlandirectorOption exercise7,000697,550Form 4
2026-06-11CAPPS VICKIE LdirectorAward / grant5,50079,598Form 4
2026-06-11DOBMEIER ERICdirectorAward / grant5,50015,481Form 4
2026-06-11Hernday NatashadirectorAward / grant15,50015,500Form 4
2026-06-11RA CAPITAL MANAGEMENT, L.P.directorAward / grant5,50011,750Form 4
2026-06-11RA CAPITAL MANAGEMENT, L.P.directorAward / grant15,50015,500Form 4
2026-06-11Kung WinstondirectorAward / grant5,50011,750Form 4
2026-06-11Kung WinstondirectorAward / grant15,50015,500Form 4
2026-06-11Simson JakedirectorAward / grant5,50011,750Form 4
2026-06-11Simson JakedirectorAward / grant15,50015,500Form 4
2026-06-11Barrett Ronald WdirectorAward / grant5,50011,750Form 4
2026-06-11Barrett Ronald WdirectorAward / grant15,50015,500Form 4
2026-06-11CAPPS VICKIE LdirectorAward / grant15,50015,500Form 4
2026-06-11DOBMEIER ERICdirectorAward / grant15,50015,500Form 4
2026-06-11Hernday NatashadirectorAward / grant5,50015,481Form 4
2026-02-02Go WilliamofficerAward / grant154,000154,000Form 4
2026-02-02Go WilliamofficerAward / grant44,00044,000Form 4
2026-01-02Winter Charles M.officerAward / grant100,100100,100Form 4
2026-01-02Campbell David AlandirectorAward / grant96,600381,582Form 4
2026-01-02Campbell David AlandirectorAward / grant338,100338,100Form 4
2026-01-02DiRaimondo ThomasofficerAward / grant31,400155,825Form 4
2026-01-02DiRaimondo ThomasofficerAward / grant109,900109,900Form 4
2026-01-02Dobek MariaofficerAward / grant18,93534,308Form 4
2026-01-02Dobek MariaofficerAward / grant42,60042,600Form 4
2026-01-02Winter Charles M.officerAward / grant28,600106,321Form 4
2026-01-02McIver ZachariahofficerAward / grant29,00052,286Form 4
2026-01-02McIver ZachariahofficerAward / grant101,500101,500Form 4
2026-01-02Doyle Janeen NoelofficerAward / grant36,00080,000Form 4
2026-01-02Doyle Janeen NoelofficerAward / grant126,000126,000Form 4
2025-12-01Meyer Andrew HollmanofficerOption exercise3,33388,307Form 4
2025-12-01Meyer Andrew HollmanofficerOption exercise3,333114,768Form 4
2025-11-14Meyer Andrew HollmanofficerOption exercise3,33388,307Form 4
2025-11-14Meyer Andrew HollmanofficerOption exercise3,333118,101Form 4
2025-10-28Meyer Andrew HollmanofficerOption exercise6,66698,804Form 4
2025-10-28Meyer Andrew HollmanofficerOption exercise9,99992,138Form 4
2025-10-28Meyer Andrew HollmanofficerOption exercise9,99977,333Form 4
2025-10-28Meyer Andrew HollmanofficerOption exercise6,666121,434Form 4
2025-06-11Barrett Ronald WdirectorAward / grant11,66711,667Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Across 2012–2021, stocks where a CEO, C-suite officer, or director had recently made an open-market common-stock purchase ran about +28 bp per month above the universe average (n=34,268 stock-weeks). A historical tendency, not a prediction.

Congressional disclosures

No congressional trades disclosed for this company.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.