ALSNAllison Transmission Holdings, Inc.Consumer Cyclical · Auto - Partsas of 2026-09-16
Horizon

Issued 2026-09-16 at $118.64 · now $118.64 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, ALSN has typically landed between $105.08 and $137.49 — a range of −11.4% to +15.9% from the issuance price $118.64.

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

3,626 overlapping 1 month windows · 2012-03-152026-08-17 · 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 ($118.64) — 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 ALSN has typically landed a month from the 2026-09-16 close of $118.64 — the range is history, not a prediction.

$105.08worst · -11.4%$137.49best · +15.9%
  • now $118.64 (+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). $121.56 (+2.5%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $114.42$128.7
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $105.08$137.49
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 3,626 windows spanning 2012-03-15 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
2020-02-21−39.4%−39.4%+0.0%
2020-02-24−33.9%−38.8%+0.0%
2020-02-20−33.8%−33.8%+1.0%
3 best
2024-01-17+28.2%+0.0%+28.2%
2024-01-24+27.5%+0.0%+27.5%
2014-10-13+27.3%+0.0%+27.4%

3,626 overlapping windows · 2012-03-152026-09-16 · 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 ~15 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
71%
+2.7%
n=14
Feb
71%
+2.0%
n=14
Mar
50%
−0.9%
n=14
Apr
47%
+1.0%
n=15
May
67%
+0.2%
n=15
Jun
33%
−0.4%
n=15
Jul
73%
+3.3%
n=15
Aug
33%
−1.5%
n=15
Sep
47%
+0.8%
n=15
Oct
57%
+2.0%
n=14
Nov
86%
+6.8%
n=14
Dec
57%
+0.6%
n=14

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$136$792026-08-21: 3 insider sales, $3.6M — Graziosi David S. …2026-08-11: 1 insider sale, $131K — Scroggins Eric C.2026-08-10: 1 insider sale, $485K — Bohley G Frederick2026-05-08: 2 insider sales, $284K — Mell Scott A …2026-03-09: 1 insider sale, $150K — Scroggins Eric C.2026-02-13: 3 insider sales, $1.2M — Bohley G Frederick …2025-12-31: 1 insider sale, $177K — Coll John2025-09-30: 1 insider sale, $151K — Coll John2025-08-14: 1 insider purchase, $268K — Bohley G Frederick2025-08: 1 open-market purchase, $268K2025-09: 1 open-market sale, $151K2025-12: 1 open-market sale, $177K2026-02: 3 open-market sales, $1.2M2026-03: 1 open-market sale, $150K2026-05: 2 open-market sales, $284K2026-08: 5 open-market sales, $4.2M↑ buys↓ salesdirector Graziosi David S. — Sale on 2026-08-21, filed 4 days after the tradedirector Graziosi David S. — Sale on 2026-08-21, filed 4 days after the tradedirector Graziosi David S. — Sale on 2026-08-21, filed 4 days after the tradeofficer Scroggins Eric C. — Sale on 2026-08-11, filed 2 days after the tradeofficer Bohley G Frederick — Sale on 2026-08-10, filed 1 day after the tradeofficer Mell Scott A — Sale on 2026-05-08, filed 3 days after the tradeofficer Mell Scott A — Sale on 2026-05-08, filed 3 days after the tradeofficer Scroggins Eric C. — Sale on 2026-03-09, filed 1 day after the tradeofficer Bohley G Frederick — Sale on 2026-02-13, filed 4 days after the tradeofficer Bohley G Frederick — Sale on 2026-02-13, filed 4 days after the tradeofficer Bohley G Frederick — Sale on 2026-02-13, filed 4 days after the tradeofficer Coll John — Sale on 2025-12-31, filed 2 days after the tradeofficer Coll John — Sale on 2025-09-30, filed 1 day after the tradeofficer Bohley G Frederick — Purchase on 2025-08-14, filed 1 day after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-08-21Graziosi David S.directorSale13,100 @ $132.44$1.7M−4.0% of holdingnot yet — horizon still opennot yet — horizon still open318,451Form 4 · filed 4 days after the trade
2026-08-21Graziosi David S.directorSale9,050 @ $133.21$1.2M−2.8% of holdingnot yet — horizon still opennot yet — horizon still open309,401Form 4 · filed 4 days after the trade
2026-08-21Graziosi David S.directorSale4,558 @ $134.05$611K−1.5% of holdingnot yet — horizon still opennot yet — horizon still open304,843Form 4 · filed 4 days after the trade
2026-08-11Scroggins Eric C.officerSale1,050 @ $125.00$131K−5.9% of holding+3.7%not yet — horizon still open16,604Form 4 · filed 2 days after the trade
2026-08-10Bohley G FrederickofficerSale3,961 @ $122.38$485K−3.4% of holding+4.3%not yet — horizon still open112,886Form 4 · filed 1 day after the trade
2026-05-08Mell Scott AofficerSale1,337 @ $125.00$167K−55.9% of holding−4.7%not yet — horizon still open1,053Form 4 · filed 3 days after the trade
2026-05-08Mell Scott AofficerSale933 @ $125.00$117K−47.0% of holding−4.7%not yet — horizon still open1,053Form 4 · filed 3 days after the trade
2026-03-09Scroggins Eric C.officerSale1,313 @ $114.40$150K−6.9% of holding+7.0%−1.5%17,654Form 4 · filed 1 day after the trade
2026-02-13Bohley G FrederickofficerSale4,712 @ $117.02$551K−4.5% of holding−1.2%−5.5%99,074Form 4 · filed 4 days after the trade
2026-02-13Bohley G FrederickofficerSale4,508 @ $116.00$523K−4.2% of holding−1.2%−5.5%103,786Form 4 · filed 4 days after the trade
2026-02-13Bohley G FrederickofficerSale1,128 @ $115.41$130K−1.0% of holding−1.2%−5.5%108,294Form 4 · filed 4 days after the trade
2025-12-31Coll JohnofficerSale1,791 @ $98.79$177K−15.2% of holding+10.6%+8.9%10,021Form 4 · filed 2 days after the trade
2025-09-30Coll JohnofficerSale1,788 @ $84.32$151K−13.1% of holding−7.1%+41.9%11,812Form 4 · filed 1 day after the trade
2025-08-14Bohley G FrederickofficerPurchase3,000 @ $89.50$268K+3.1% of holding−3.5%+27.1%99,074Form 4 · filed 1 day after the trade
2025-06-30Coll JohnofficerSale1,788 @ $94.69$169K−11.6% of holding−11.0%−6.2%13,600Form 4 · filed 1 day after the trade
2025-05-21Milburn Ryan A.officerSale3,412 @ $105.24$359K−22.2% of holding−14.0%−35.8%11,924Form 4 · filed 2 days after the trade
2025-05-07Scroggins Eric C.officerSale5,358 @ $98.05$525K−28.2% of holding+0.0%−37.9%13,667Form 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.

283 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
2026-08-31Shivram KrishnadirectorAward / grant36Form 4
2026-08-31EVERITT DAVID CdirectorAward / grant643,826Form 4
2026-08-31Perna GustavedirectorAward / grant36Form 4
2026-08-31Mell Scott AofficerAward / grant28130Form 4
2026-08-31HAZNEDAR CAROLANN IdirectorAward / grant521,607Form 4
2026-08-31BARBOUR D. SCOTTdirectorAward / grant36Form 4
2026-08-31Ostojic SashadirectorAward / grant36Form 4
2026-08-31Christman Philip JdirectorAward / grant36Form 4
2026-08-31Altmaier Judy LdirectorAward / grant501,484Form 4
2026-08-31Scroggins Eric C.officerAward / grant1161Form 4
2026-08-31Bohley G FrederickofficerAward / grant35205Form 4
2026-08-31Price Michael CraigofficerAward / grant38122Form 4
2026-08-31Graziosi David S.directorAward / grant131799Form 4
2026-08-21Graziosi David S.directorOption exercise26,708331,551Form 4
2026-08-21Graziosi David S.directorOption exercise26,70817,593Form 4
2026-08-10Bohley G FrederickofficerOption exercise3,961116,847Form 4
2026-08-10Bohley G FrederickofficerOption exercise3,9610Form 4
2026-06-04Bohley G FrederickofficerWithheld for tax242112,886Form 4
2026-06-04Bohley G FrederickofficerOption exercise533534Form 4
2026-06-04Bohley G FrederickofficerOption exercise10170Form 4
2026-06-04Bohley G FrederickofficerOption exercise533113,118Form 4
2026-06-04Bohley G FrederickofficerOption exercise533113,118Form 4
2026-06-04Bohley G FrederickofficerOption exercise10113,128Form 4
2026-06-04Bohley G FrederickofficerOption exercise10113,128Form 4
2026-05-29Christman Philip JdirectorAward / grant33Form 4
2026-05-29Mell Scott AofficerAward / grant31102Form 4
2026-05-29Ostojic SashadirectorAward / grant33Form 4
2026-05-29Perna GustavedirectorAward / grant33Form 4
2026-05-29Price Michael CraigofficerAward / grant4284Form 4
2026-05-29EVERITT DAVID CdirectorAward / grant733,762Form 4
2026-05-29Altmaier Judy LdirectorAward / grant571,434Form 4
2026-05-29Shivram KrishnadirectorAward / grant33Form 4
2026-05-29Graziosi David S.directorAward / grant144668Form 4
2026-05-29Scroggins Eric C.officerAward / grant1350Form 4
2026-05-29BARBOUR D. SCOTTdirectorAward / grant33Form 4
2026-05-29Bohley G FrederickofficerAward / grant39180Form 4
2026-05-29HAZNEDAR CAROLANN IdirectorAward / grant591,555Form 4
2026-05-08Mell Scott AofficerOption exercise1,3372,390Form 4
2026-05-08Mell Scott AofficerOption exercise1,3376,687Form 4
2026-05-07EVERITT DAVID CdirectorAward / grant1,50336,131Form 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.