BSYBentley Systems, IncorporatedTechnology · Software - Applicationas of 2026-09-16
Horizon

Issued 2026-09-16 at $31.10 · now $31.10 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, BSY has typically landed between $26.33 and $35.65 — a range of −15.3% to +14.6% from the issuance price $31.10.

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

1,481 overlapping 1 month windows · 2020-09-232026-08-17 · 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 ($31.10) — 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 BSY has typically landed a month from the 2026-09-16 close of $31.1 — the range is history, not a prediction.

$26.33worst · -15.3%$35.65best · +14.6%
  • now $31.1 (+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). $30.81 (-0.9%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $29.03$32.6
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $26.33$35.65
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 1,481 windows spanning 2020-09-23 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
2022-04-11−34.5%−34.5%+4.9%
2022-04-19−30.5%−37.5%+0.0%
2022-04-25−29.3%−36.0%+0.4%
3 best
2020-12-15+49.1%+0.0%+54.0%
2020-12-10+47.0%−4.6%+47.0%
2020-12-14+45.3%−4.6%+47.0%

1,481 overlapping windows · 2020-09-232026-09-16 · 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
17%
−4.3%
n=6
Feb
67%
+2.1%
n=6
Mar
67%
+2.5%
n=6
Apr
50%
+1.1%
n=6
May
67%
+2.4%
n=6
Jun
50%
+4.1%
n=6
Jul
50%
+6.1%
n=6
Aug
50%
−0.5%
n=6
Sep
17%
−7.7%
n=6
Oct
33%
+2.5%
n=6
Nov
67%
−2.3%
n=6
Dec
50%
−0.8%
n=6

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$56$282026-03-10: 1 insider sale, $4K — BENTLEY GREGORY S2025-11-17: 1 insider sale, $24K — Trimback Thomas F2025-09-02: 1 insider sale, $2.0M — BENTLEY GREGORY S2025-09: 1 open-market sale, $2.0M2025-11: 1 open-market sale, $24K2026-03: 1 open-market sale, $4K↑ buys↓ salesdirector BENTLEY GREGORY S — Sale on 2026-03-10, filed 2 days after the tradeofficer Trimback Thomas F — Sale on 2025-11-17, filed 2 days after the tradedirector BENTLEY GREGORY S — Sale on 2025-09-02, filed 2 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-03-10BENTLEY GREGORY SdirectorSale100 @ $40.01$4K−0.0% of holding−14.8%−30.9%7,614,841Form 4 · filed 2 days after the trade
2025-11-17Trimback Thomas FofficerSale560 @ $43.02$24K−3.9% of holding−4.9%−32.0%13,806Form 4 · filed 2 days after the trade
2025-09-02BENTLEY GREGORY SdirectorSale37,160 @ $54.83$2.0M−0.5% of holding−8.2%−35.8%7,580,436Form 4 · filed 2 days after the trade
2025-07-29Shaman David R.officerSale400 @ $59.25$24K−0.1% of holding−8.5%−46.3%647,209Form 4 · filed 2 days after the trade
2025-07-14Shaman David R.officerSale19,348 @ $56.96$1.1M−2.9% of holding−11.0%−41.2%647,609Form 4 · filed 1 day after the trade
2025-07-11Shaman David R.officerSale965 @ $56.92$55K−0.1% of holding−8.1%−40.5%666,957Form 4 · filed 4 days after the trade
2025-07-07Bentley Keith A.directorSale149,900 @ $55.54$8.3M−3.7% of holding+1.6%−42.7%3,859,427Form 4 · filed 2 days after the trade
2025-07-07Bentley Keith A.directorSale100 @ $56.05$6K−0.0% of holding+1.6%−42.7%3,859,327Form 4 · filed 2 days after the trade
2025-07-03Shaman David R.officerSale19,156 @ $54.98$1.1M−2.8% of holding+3.7%−40.7%670,558Form 4 · filed 5 days after the trade
2025-06-20Bentley Raymond B.directorSale122,114 @ $50.70$6.2M−0.8% of holding+8.9%−35.2%15,347,424Form 4 · filed 3 days after the trade
2025-06-18Bentley Raymond B.directorSale247,289 @ $50.64$12.5M−1.6% of holding+8.6%−33.8%15,471,938Form 4 · filed 5 days after the trade
2025-06-18Bentley Raymond B.directorSale2,400 @ $50.98$122K−0.0% of holding+8.6%−33.8%15,469,538Form 4 · filed 5 days after the trade
2025-06-17Bentley Raymond B.directorSale273,094 @ $50.30$13.7M−1.7% of holding+9.4%−34.0%15,719,227Form 4 · filed 1 day after the trade
2025-06-16Bentley Raymond B.directorSale355,103 @ $49.96$17.7M−2.2% of holding+10.6%−32.9%15,992,321Form 4 · filed 2 days after the trade
2025-05-07Ballard BrockofficerSale12,363 @ $45.08$557K−15.4% of holding+1.0%−16.3%68,064Form 4 · filed 2 days after the trade
2025-03-12BENTLEY GREGORY SdirectorSale53,968 @ $41.04$2.2M−0.7% of holding+8.0%+13.1%7,755,439Form 4 · filed 2 days after the trade
2025-03-03Ballard BrockofficerSale6,136 @ $43.13$265K−8.4% of holding−1.7%+16.9%67,190Form 4 · filed 2 days after the trade
2025-03-03Ballard BrockofficerSale1,548 @ $43.78$68K−2.3% of holding−1.7%+16.9%65,642Form 4 · filed 2 days after the trade
2025-01-24Bentley Keith A.directorSale1,152 @ $46.33$53K−0.0% of holding+1.3%+22.4%16,703,876Form 4 · filed 4 days after the trade
2025-01-02Bentley Keith A.directorSale69,573 @ $46.67$3.2M−0.4% of holding−2.5%+13.8%16,705,028Form 4 · filed 4 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.

233 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
2026-08-31Shaman David R.officerWithheld for tax6,665622,681Form 4
2026-08-27BENTLEY GREGORY SdirectorGift13,1927,676,671Form 4
2026-08-12BENTLEY GREGORY SdirectorGift7037,690,144Form 4
2026-08-12BENTLEY GREGORY SdirectorGift2817,689,863Form 4
2026-08-02Shaman David R.officerWithheld for tax1,040629,346Form 4
2026-07-23BENTLEY GREGORY SdirectorAward / grant61,0377,717,545Form 4
2026-07-23BENTLEY GREGORY SdirectorWithheld for tax26,6987,690,847Form 4
2026-07-08Shaman David R.officerWithheld for tax704629,731Form 4
2026-06-11Shaman David R.officerAward / grant620630,435Form 4
2026-06-11Bentley Barry J.directorAward / grant311,837,893Form 4
2026-06-11Ballard BrockofficerAward / grant20294,037Form 4
2026-06-11Bentley Keith A.directorAward / grant1,0503,844,221Form 4
2026-06-11Griswold Kirk B.directorAward / grant86468,117Form 4
2026-06-11Lee James KofficerAward / grant466221,414Form 4
2026-06-11Moutte JulienofficerAward / grant20190,367Form 4
2026-06-11Cumins NicholasdirectorAward / grant878532,717Form 4
2026-06-11BENTLEY GREGORY SdirectorAward / grant3,7497,656,508Form 4
2026-06-11Trimback Thomas FofficerAward / grant4219,376Form 4
2026-06-11Bentley Raymond B.directorAward / grant2,07614,814,360Form 4
2026-06-11Andre WernerofficerAward / grant301377,169Form 4
2026-05-21Griswold Kirk B.directorAward / grant6,749468,031Form 4
2026-05-21Hughes Brian F.directorAward / grant6,74940,500Form 4
2026-05-21HAUGEN JANET BRUTSCHEAdirectorAward / grant6,74935,198Form 4
2026-05-03Shaman David R.officerWithheld for tax5,287654,288Form 4
2026-04-23BENTLEY GREGORY SdirectorAward / grant62,0327,679,892Form 4
2026-04-23BENTLEY GREGORY SdirectorWithheld for tax27,1337,652,759Form 4
2026-04-01Moutte JulienofficerWithheld for tax3,00790,166Form 4
2026-03-29Trimback Thomas FofficerWithheld for tax17219,334Form 4
2026-03-19Griswold Kirk B.directorAward / grant70461,282Form 4
2026-03-19Cumins NicholasdirectorAward / grant707531,839Form 4
2026-03-19Andre WernerofficerAward / grant243376,868Form 4
2026-03-19BENTLEY GREGORY SdirectorAward / grant3,0197,617,860Form 4
2026-03-19Ballard BrockofficerAward / grant16393,835Form 4
2026-03-19Bentley Barry J.directorAward / grant311,837,890Form 4
2026-03-19Shaman David R.officerAward / grant546659,575Form 4
2026-03-19Bentley Keith A.directorAward / grant8453,843,171Form 4
2026-03-19Bentley Raymond B.directorAward / grant1,67114,812,284Form 4
2026-03-19Lee James KofficerAward / grant375220,948Form 4
2026-03-19Moutte JulienofficerAward / grant17393,173Form 4
2026-03-19Trimback Thomas FofficerAward / grant3519,506Form 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.