RDNTRadNet, Inc.Healthcare · Medical - Diagnostics & Researchas of 2026-09-16
Horizon

Issued 2026-09-16 at $75.78 · now $75.78 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, RDNT has typically landed between $63.59 and $92.13 — a range of −16.1% to +21.6% from the issuance price $75.78.

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

5,003 overlapping 1 month windows · 2006-09-26 – 2026-08-17 · basis climatology · forecast (batch). Probability up 53.9% (90% CI 51.7–56.1%, ≈1,408 obs).

The cone is anchored at the 2026-09-16 issuance close ($75.78) — 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 RDNT has typically landed a month from the 2026-09-16 close of $75.78 — the range is history, not a prediction.

$63.59worst · -16.1%$92.13best · +21.6%
  • now $75.78 (+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). $77.03 (+1.6%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $71.16–$82.9
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $63.59–$92.13
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 5,003 windows spanning 2006-09-26 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
2020-02-18−72.9%−72.9%+1.9%
2009-02-09−70.3%−70.3%+0.0%
2009-02-05−67.4%−67.4%+0.0%
3 best
2009-04-08+117.1%+0.0%+117.1%
2020-03-18+104.6%+0.0%+104.6%
2009-04-20+99.2%+0.0%+99.2%

5,003 overlapping windows · 2006-09-26 – 2026-09-16 · 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 ~20 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
55%
+5.6%
n=20
Feb
35%
−1.8%
n=20
Mar
40%
+1.0%
n=20
Apr
60%
+8.0%
n=20
May
60%
+6.6%
n=20
Jun
70%
+4.9%
n=20
Jul
50%
+0.4%
n=20
Aug
50%
+2.7%
n=20
Sep
50%
+0.4%
n=20
Oct
35%
+0.8%
n=20
Nov
40%
+1.4%
n=20
Dec
45%
−2.6%
n=20

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$84$522026-06-18: 1 insider sale, $145K — SWARTZ DAVID L2026-06-16: 1 insider sale, $276K — Wesdorp Cornelis2026-06-15: 2 insider sales, $2.6M — Forthuber Stephen M …2026-03-19: 3 insider sales, $933K — Sorensen Alma Gregory …2026-03-18: 2 insider sales, $932K — Sorensen Alma Gregory …2025-12-05: 3 insider sales, $3.5M — Forthuber Stephen M …2025-11-19: 1 insider sale, $1.2M — Patel Mital2025-11-18: 1 insider sale, $794K — Patel Mital2025-11-17: 1 insider sale, $1.9M — Patel Mital2025-09-16: 2 insider sales, $3.6M — STOLPER MARK, Katz David Jeffrey2025-09-11: 1 insider sale, $36K — Wesdorp Cornelis2025-09-10: 1 insider sale, $727K — HAMES NORMAN R2025-09-09: 1 insider sale, $36K — Wesdorp Cornelis2025-08-27: 1 insider sale, $356K — HAMES NORMAN R2025-08-19: 2 insider sales, $4.5M — Jayanathan Ranjan, Wesdorp Cornelis2025-08-13: 1 insider sale, $1.2M — Katz David Jeffrey2025-08: 4 open-market sales, $6.0M2025-09: 5 open-market sales, $4.4M2025-11: 3 open-market sales, $3.9M2025-12: 3 open-market sales, $3.5M2026-03: 5 open-market sales, $1.9M2026-06: 4 open-market sales, $3.0M↑ buys↓ salesdirector SWARTZ DAVID L — Sale on 2026-06-18, filed 4 days after the tradeofficer Wesdorp Cornelis — Sale on 2026-06-16, filed 2 days after the tradeofficer Forthuber Stephen M — Sale on 2026-06-15, filed 1 day after the tradeofficer Forthuber Stephen M — Sale on 2026-06-15, filed 1 day after the tradedirector Sorensen Alma Gregory — Sale on 2026-03-19, filed 4 days after the tradedirector Sorensen Alma Gregory — Sale on 2026-03-19, filed 4 days after the tradedirector Sorensen Alma Gregory — Sale on 2026-03-19, filed 4 days after the tradedirector Sorensen Alma Gregory — Sale on 2026-03-18, filed same daydirector Sorensen Alma Gregory — Sale on 2026-03-18, filed same dayofficer Forthuber Stephen M — Sale on 2025-12-05, filed 4 days after the tradeofficer Forthuber Stephen M — Sale on 2025-12-05, filed 4 days after the tradeofficer Forthuber Stephen M — Sale on 2025-12-05, filed 4 days after the tradeofficer Patel Mital — Sale on 2025-11-19, filed same dayofficer Patel Mital — Sale on 2025-11-18, filed 1 day after the tradeofficer Patel Mital — Sale on 2025-11-17, filed 2 days after the tradedirector STOLPER MARK — Sale on 2025-09-16, filed 2 days after the tradeofficer Katz David Jeffrey — Sale on 2025-09-16, filed 1 day after the tradeofficer Wesdorp Cornelis — Sale on 2025-09-11, filed 4 days after the tradeofficer HAMES NORMAN R — Sale on 2025-09-10, filed 2 days after the tradeofficer Wesdorp Cornelis — Sale on 2025-09-09, filed 1 day after the tradeofficer HAMES NORMAN R — Sale on 2025-08-27, filed 2 days after the tradeofficer Jayanathan Ranjan — Sale on 2025-08-19, filed 2 days after the tradeofficer Wesdorp Cornelis — Sale on 2025-08-19, filed 2 days after the tradeofficer Katz David Jeffrey — Sale on 2025-08-13, filed 2 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-06-18SWARTZ DAVID LdirectorSale2,699 @ $53.89$145K−1.5% of holding+14.9%not yet — horizon still open177,013Form 4 · filed 4 days after the trade
2026-06-16Wesdorp CornelisofficerSale4,750 @ $58.11$276K−6.4% of holding+10.7%not yet — horizon still open69,075Form 4 · filed 2 days after the trade
2026-06-15Forthuber Stephen MofficerSale24,214 @ $57.79$1.4M−4.4% of holding+10.7%not yet — horizon still open527,052Form 4 · filed 1 day after the trade
2026-06-15Forthuber Stephen MofficerSale19,853 @ $58.61$1.2M−3.8% of holding+10.7%not yet — horizon still open507,199Form 4 · filed 1 day after the trade
2026-03-19Sorensen Alma GregorydirectorSale9,554 @ $61.84$591K−0.8% of holding−15.4%not yet — horizon still open1,214,369Form 4 · filed 4 days after the trade
2026-03-19Sorensen Alma GregorydirectorSale5,346 @ $62.82$336K−0.4% of holding−15.4%not yet — horizon still open1,209,023Form 4 · filed 4 days after the trade
2026-03-19Sorensen Alma GregorydirectorSale100 @ $63.59$6K−0.0% of holding−15.4%not yet — horizon still open1,208,923Form 4 · filed 4 days after the trade
2026-03-18Sorensen Alma GregorydirectorSale14,200 @ $62.12$882K−1.1% of holding−10.2%not yet — horizon still open1,224,723Form 4 · filed same day
2026-03-18Sorensen Alma GregorydirectorSale800 @ $62.72$50K−0.1% of holding−10.2%not yet — horizon still open1,223,923Form 4 · filed same day
2025-12-05Forthuber Stephen MofficerSale31,790 @ $77.99$2.5M−5.5% of holding−2.4%−36.6%542,519Form 4 · filed 4 days after the trade
2025-12-05Forthuber Stephen MofficerSale11,598 @ $79.06$917K−2.1% of holding−2.4%−36.6%530,921Form 4 · filed 4 days after the trade
2025-12-05Forthuber Stephen MofficerSale1,700 @ $79.77$136K−0.3% of holding−2.4%−36.6%529,221Form 4 · filed 4 days after the trade
2025-11-19Patel MitalofficerSale15,080 @ $80.05$1.2M−7.7% of holding−7.5%−45.4%180,138Form 4 · filed same day
2025-11-18Patel MitalofficerSale9,920 @ $80.00$794K−4.8% of holding−12.3%−44.4%195,218Form 4 · filed 1 day after the trade
2025-11-17Patel MitalofficerSale25,000 @ $76.06$1.9M−10.9% of holding−8.4%−41.6%205,138Form 4 · filed 2 days after the trade
2025-09-16STOLPER MARKdirectorSale35,000 @ $73.89$2.6M−34.0% of holding+2.2%−17.4%68,012Form 4 · filed 2 days after the trade
2025-09-16Katz David JeffreyofficerSale14,000 @ $74.44$1.0M−17.0% of holding+2.2%−17.4%68,181Form 4 · filed 1 day after the trade
2025-09-11Wesdorp CornelisofficerSale500 @ $72.13$36K−0.9% of holding−3.8%−17.1%53,495Form 4 · filed 4 days after the trade
2025-09-10HAMES NORMAN RofficerSale10,000 @ $72.74$727K−4.0% of holding−1.1%−18.9%239,183Form 4 · filed 2 days after the trade
2025-09-09Wesdorp CornelisofficerSale500 @ $71.99$36K−0.9% of holding+0.3%−20.9%53,995Form 4 · filed 1 day after the trade
2025-08-27HAMES NORMAN RofficerSale5,000 @ $71.10$356K−20.1% of holding+3.8%−8.8%19,889Form 4 · filed 2 days after the trade
2025-08-19Jayanathan RanjanofficerSale65,598 @ $67.50$4.4M−32.2% of holding+9.2%−3.8%138,198Form 4 · filed 2 days after the trade
2025-08-19Wesdorp CornelisofficerSale1,500 @ $66.98$100K−2.7% of holding+9.2%−3.8%54,495Form 4 · filed 2 days after the trade
2025-08-13Katz David JeffreyofficerSale17,000 @ $68.31$1.2M−16.4% of holding+6.2%−10.9%86,774Form 4 · filed 2 days after the trade
2025-06-05Murdock Michael NofficerSale11,132 @ $58.05$646K−20.5% of holding−9.6%+23.6%43,084Form 4 · filed 1 day after the trade
2025-05-23Sorensen Alma GregorydirectorSale55,000 @ $56.48$3.1M−4.5% of holding−6.0%+32.2%1,160,509Form 4 · filed 4 days after the trade
2025-05-22Sorensen Alma GregorydirectorSale45,000 @ $57.06$2.6M−3.6% of holding−6.1%+27.1%1,215,509Form 4 · filed 5 days after the trade
2025-05-16Forthuber Stephen MofficerSale18,820 @ $60.34$1.1M−3.4% of holding−8.1%+9.2%535,182Form 4 · filed 4 days after the trade
2025-05-16Levitt Lawrence LdirectorSale5,000 @ $61.09$305K−2.9% of holding−8.1%+9.2%164,957Form 4 · filed 4 days after the trade
2025-05-15HAMES NORMAN RofficerSale5,536 @ $60.00$332K−2.2% of holding−6.8%+7.4%249,183Form 4 · filed same day
2025-05-15HAMES NORMAN RofficerSale2,911 @ $60.00$175K−10.5% of holding−6.8%+7.4%24,889Form 4 · filed same day
2025-03-19HAMES NORMAN RofficerSale2,500 @ $50.31$126K−1.0% of holding+5.1%+33.5%254,459Form 4 · filed same day
2025-03-19HAMES NORMAN RofficerSale2,500 @ $50.13$125K−1.0% of holding+5.1%+33.5%251,959Form 4 · filed same day
2025-03-18HAMES NORMAN RofficerSale5,000 @ $48.25$241K−1.9% of holding+10.3%+37.0%256,959Form 4 · filed 1 day after the trade
2025-03-17HAMES NORMAN RofficerSale5,000 @ $49.79$249K−1.9% of holding+13.2%+34.6%261,959Form 4 · filed 2 days after the trade
2025-03-07SWARTZ DAVID LdirectorSale25,000 @ $50.84$1.3M−12.6% of holding+10.1%+29.8%174,067Form 4 · filed 4 days after the trade
2025-03-07Wesdorp CornelisofficerSale1,000 @ $50.52$51K−1.8% of holding+10.1%+29.8%55,995Form 4 · filed same day
2025-03-06Wesdorp CornelisofficerSale2,000 @ $51.23$102K−3.4% of holding+5.9%+24.8%56,995Form 4 · filed 1 day after the trade
2025-03-05Wesdorp CornelisofficerSale2,000 @ $52.58$105K−3.3% of holding+0.9%+24.2%58,995Form 4 · filed 2 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.

106 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
2026-06-16Berger Howard GdirectorGift9019,910Form 4
2026-06-02Levitt Lawrence LdirectorAward / grant2,946167,902Form 4
2026-06-02SPURLOCK GREGORY E.directorAward / grant2,9468,236Form 4
2026-06-02SWARTZ DAVID LdirectorAward / grant2,946179,712Form 4
2026-06-02Jacobs Laura PastredirectorAward / grant2,94629,953Form 4
2026-05-05Berger Howard GdirectorOption exercise25,992498,405Form 4
2026-05-05Berger Howard GdirectorOption exercise25,99225,992Form 4
2026-03-19Sorensen Alma GregorydirectorGift7,0001,201,923Form 4
2026-03-16Sorensen Alma GregorydirectorWithheld for tax5,9191,238,923Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise3,7421,185,620Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise8,7271,213,052Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise12,4661,225,518Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise4,9871,190,607Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise6,2371,196,844Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise7,4811,204,325Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise2,4931,228,011Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise16,8311,244,842Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise3,7420Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise4,9870Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise6,2370Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise7,4810Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise8,7270Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise12,4660Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise2,4930Form 4
2026-03-10Sorensen Alma GregorydirectorOption exercise16,8310Form 4
2026-03-03Wesdorp CornelisofficerAward / grant20,33073,825Form 4
2026-03-03Berger Howard GdirectorAward / grant124,001472,413Form 4
2026-03-03Patel MitalofficerAward / grant20,667200,175Form 4
2026-03-03Sorensen Alma GregorydirectorAward / grant16,5331,181,878Form 4
2026-03-03Murdock Michael NofficerAward / grant6,61346,697Form 4
2026-03-03HAMES NORMAN RofficerAward / grant22,045261,228Form 4
2026-03-03HAMES NORMAN RofficerAward / grant3,10022,989Form 4
2026-03-03Forthuber Stephen MofficerAward / grant22,045551,266Form 4
2026-03-03STOLPER MARKdirectorAward / grant18,228121,943Form 4
2026-03-03Katz David JeffreyofficerAward / grant19,28990,866Form 4
2025-12-10STOLPER MARKdirectorOption exercise35,703103,715Form 4
2025-12-10Katz David JeffreyofficerOption exercise3,39671,577Form 4
2025-12-10Katz David JeffreyofficerOption exercise3,39615,556Form 4
2025-12-10STOLPER MARKdirectorOption exercise35,7030Form 4
2025-12-03Forthuber Stephen MofficerOption exercise39,127574,309Form 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.