DORMDorman Products, Inc.Consumer Cyclical · Auto - Partsas of 2026-09-16
Horizon

Issued 2026-09-16 at $124.96 · now $124.96 (2026-09-16, +0.0% since)

Based on its own history, a month from the 2026-09-16 close, DORM has typically landed between $108.73 and $144.91 — a range of −13.0% to +16.0% from the issuance price $124.96.

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

5,002 overlapping 1 month windows · 2006-09-262026-08-17 · 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 ($124.96) — 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 DORM has typically landed a month from the 2026-09-16 close of $124.96 — the range is history, not a prediction.

$108.73worst · -13.0%$144.91best · +16.0%
  • now $124.96 (+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). $125.46 (+0.4%)
  • middle 50%The central range of outcomes — half of similar past periods landed inside it, a quarter finished above, a quarter below. $118.1$132.82
  • 90% rangeA nine-in-ten range — in about nine of every ten similar past periods the outcome stayed within these bounds. $108.73$144.91
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 5,002 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
2008-09-10−50.3%−50.3%+2.7%
2009-02-09−43.3%−43.3%+0.0%
2008-09-25−41.3%−51.5%+0.0%
3 best
2008-07-14+90.8%+0.0%+90.8%
2009-03-11+84.8%+0.0%+84.8%
2008-07-08+75.1%−5.4%+75.1%

5,002 overlapping windows · 2006-09-262026-09-16 · 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
30%
−3.0%
n=20
Feb
55%
+2.3%
n=20
Mar
75%
+3.2%
n=20
Apr
40%
+1.8%
n=20
May
65%
+3.7%
n=20
Jun
50%
−0.1%
n=20
Jul
60%
+5.3%
n=20
Aug
50%
+0.7%
n=20
Sep
55%
+1.7%
n=20
Oct
40%
−0.4%
n=20
Nov
85%
+5.9%
n=20
Dec
60%
+0.8%
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$166$1012026-08-17: 1 insider sale, $99K — Long Donna M.2026-08-05: 2 insider sales, $512K — Bowen Gregory C. …2026-03-12: 3 insider sales, $98K — Long Donna M. …2026-01-02: 3 insider sales, $100K — Long Donna M. …2025-12-12: 1 insider sale, $258K — McKnight John2025-12-01: 2 insider sales, $640K — McKnight John …2025-10-31: 3 insider sales, $1.7M — Hession David …2025-09-12: 1 insider sale, $237K — Bowen Gregory C.2025-08-12: 1 insider sale, $182K — Long Donna M.2025-08: 1 open-market sale, $182K2025-09: 1 open-market sale, $237K2025-10: 3 open-market sales, $1.7M2025-12: 3 open-market sales, $898K2026-01: 3 open-market sales, $100K2026-03: 3 open-market sales, $98K2026-08: 3 open-market sales, $611K↑ buys↓ salesofficer Long Donna M. — Sale on 2026-08-17, filed 1 day after the tradeofficer Bowen Gregory C. — Sale on 2026-08-05, filed 2 days after the tradeofficer Bowen Gregory C. — Sale on 2026-08-05, filed 2 days after the tradeofficer Long Donna M. — Sale on 2026-03-12, filed 4 days after the tradeofficer Long Donna M. — Sale on 2026-03-12, filed 4 days after the tradeofficer Long Donna M. — Sale on 2026-03-12, filed 4 days after the tradeofficer Long Donna M. — Sale on 2026-01-02, filed 4 days after the tradeofficer Long Donna M. — Sale on 2026-01-02, filed 4 days after the tradeofficer Long Donna M. — Sale on 2026-01-02, filed 4 days after the tradeofficer McKnight John — Sale on 2025-12-12, filed 3 days after the tradeofficer McKnight John — Sale on 2025-12-01, filed 2 days after the tradeofficer McKnight John — Sale on 2025-12-01, filed 2 days after the tradeofficer Hession David — Sale on 2025-10-31, filed 3 days after the tradeofficer Hession David — Sale on 2025-10-31, filed 3 days after the tradeofficer Hession David — Sale on 2025-10-31, filed 3 days after the tradeofficer Bowen Gregory C. — Sale on 2025-09-12, filed 3 days after the tradeofficer Long Donna M. — Sale on 2025-08-12, filed 2 days after the trade
DatePersonRoleActionShares @ priceValueOwnership Δvs S&P 1mvs S&P 6mOwned afterFiling
2026-08-17Long Donna M.officerSale734 @ $135.21$99K−3.7% of holding−4.1%not yet — horizon still open19,339Form 4 · filed 1 day after the trade
2026-08-05Bowen Gregory C.officerSale1,974 @ $145.23$287K−22.3% of holding−8.8%not yet — horizon still open6,897Form 4 · filed 2 days after the trade
2026-08-05Bowen Gregory C.officerSale1,557 @ $144.72$225K−22.6% of holding−8.8%not yet — horizon still open5,340Form 4 · filed 2 days after the trade
2026-03-12Long Donna M.officerSale394 @ $103.21$41K−1.9% of holding+4.0%+8.5%20,308Form 4 · filed 4 days after the trade
2026-03-12Long Donna M.officerSale318 @ $102.19$32K−1.5% of holding+4.0%+8.5%20,702Form 4 · filed 4 days after the trade
2026-03-12Long Donna M.officerSale235 @ $104.03$24K−1.2% of holding+4.0%+8.5%20,073Form 4 · filed 4 days after the trade
2026-01-02Long Donna M.officerSale573 @ $123.70$71K−3.1% of holding−0.4%+2.5%18,042Form 4 · filed 4 days after the trade
2026-01-02Long Donna M.officerSale186 @ $124.22$23K−1.0% of holding−0.4%+2.5%17,856Form 4 · filed 4 days after the trade
2026-01-02Long Donna M.officerSale53 @ $122.69$7K−0.3% of holding−0.4%+2.5%18,615Form 4 · filed 4 days after the trade
2025-12-12McKnight JohnofficerSale2,000 @ $128.80$258K−18.0% of holding−3.1%−12.4%9,112Form 4 · filed 3 days after the trade
2025-12-01McKnight JohnofficerSale3,987 @ $130.59$521K−24.9% of holding−6.3%−16.1%12,023Form 4 · filed 2 days after the trade
2025-12-01McKnight JohnofficerSale911 @ $131.19$120K−7.6% of holding−6.3%−16.1%11,112Form 4 · filed 2 days after the trade
2025-10-31Hession DavidofficerSale6,515 @ $135.42$882K−43.4% of holding−3.7%−17.6%8,497Form 4 · filed 3 days after the trade
2025-10-31Hession DavidofficerSale3,120 @ $134.14$419K−17.2% of holding−3.7%−17.6%15,012Form 4 · filed 3 days after the trade
2025-10-31Hession DavidofficerSale2,858 @ $136.33$390K−33.6% of holding−3.7%−17.6%5,639Form 4 · filed 3 days after the trade
2025-09-12Bowen Gregory C.officerSale1,453 @ $162.81$237K−23.8% of holding−15.4%−38.1%4,659Form 4 · filed 3 days after the trade
2025-08-12Long Donna M.officerSale1,213 @ $150.00$182K−6.4% of holding+7.0%−19.2%17,861Form 4 · filed 2 days after the trade
2025-07-28Long Donna M.officerSale818 @ $122.21$100K−4.1% of holding+32.8%−8.1%19,074Form 4 · filed 1 day after the trade
2025-07-28Long Donna M.officerSale2 @ $121.60$243−0.0% of holding+32.8%−8.1%19,892Form 4 · filed 1 day after the trade
2025-05-19GAVIN JOHN JdirectorSale2,900 @ $131.19$380K−26.3% of holding−7.0%−13.9%8,132Form 4 · filed 1 day after the trade
2025-03-06Long Donna M.officerSale321 @ $129.06$41K−1.6% of holding+1.5%+13.5%20,315Form 4 · filed 1 day after the trade
2025-03-06Long Donna M.officerSale197 @ $131.78$26K−1.0% of holding+1.5%+13.5%19,978Form 4 · filed 1 day after the trade
2025-03-06Long Donna M.officerSale140 @ $129.85$18K−0.7% of holding+1.5%+13.5%20,175Form 4 · filed 1 day after the trade
2025-03-06Long Donna M.officerSale84 @ $133.05$11K−0.4% of holding+1.5%+13.5%19,894Form 4 · filed 1 day after the trade
2025-03-02DARBY JEFFERYofficerSale1,534 @ $131.46$202K−8.9% of holding−2.7%+13.9%15,756Form 4 · filed 2 days after the trade
2025-01-30BERMAN STEVEN LdirectorSale8,096 @ $134.95$1.1M−1.1% of holding+2.1%−13.8%760,426Form 4 · filed 4 days after the trade
2025-01-30BERMAN STEVEN LdirectorSale3,938 @ $133.99$528K−0.5% of holding+2.1%−13.8%768,522Form 4 · filed 4 days after the trade
2025-01-30BERMAN STEVEN LdirectorSale634 @ $133.13$84K−0.1% of holding+2.1%−13.8%772,460Form 4 · filed 4 days after the trade
2025-01-29BERMAN STEVEN LdirectorSale5,883 @ $131.49$774K−0.8% of holding+0.6%−14.5%775,735Form 4 · filed 1 day after the trade
2025-01-29BERMAN STEVEN LdirectorSale2,641 @ $132.47$350K−0.3% of holding+0.6%−14.5%773,094Form 4 · filed 1 day after the trade
2025-01-28BERMAN STEVEN LdirectorSale3,526 @ $131.59$464K−0.4% of holding−0.9%−15.2%785,162Form 4 · filed 2 days after the trade
2025-01-28BERMAN STEVEN LdirectorSale2,112 @ $133.38$282K−0.3% of holding−0.9%−15.2%781,618Form 4 · filed 2 days after the trade
2025-01-28BERMAN STEVEN LdirectorSale1,432 @ $132.36$190K−0.2% of holding−0.9%−15.2%783,730Form 4 · filed 2 days after the trade
2025-01-27BERMAN STEVEN LdirectorSale3,508 @ $132.78$466K−0.4% of holding−5.4%−14.4%791,055Form 4 · filed 1 day after the trade
2025-01-27BERMAN STEVEN LdirectorSale3,363 @ $131.96$444K−0.4% of holding−5.4%−14.4%794,563Form 4 · filed 1 day after the trade
2025-01-27BERMAN STEVEN LdirectorSale2,367 @ $133.73$317K−0.3% of holding−5.4%−14.4%788,688Form 4 · filed 1 day after the trade
2025-01-24BERMAN STEVEN LdirectorSale11,464 @ $132.40$1.5M−1.4% of holding−3.3%−13.5%798,340Form 4 · filed 4 days after the trade
2025-01-24BERMAN STEVEN LdirectorSale4,535 @ $131.05$594K−0.6% of holding−3.3%−13.5%809,804Form 4 · filed 4 days after the trade
2025-01-24BERMAN STEVEN LdirectorSale414 @ $132.94$55K−0.1% of holding−3.3%−13.5%797,926Form 4 · filed 4 days after the trade
2025-01-23BERMAN STEVEN LdirectorSale2,633 @ $130.56$344K−0.3% of holding−3.0%−11.0%814,339Form 4 · filed 1 day after the trade
2025-01-22BERMAN STEVEN LdirectorSale2,633 @ $130.02$342K−0.3% of holding−3.8%−11.7%816,972Form 4 · filed 2 days after the trade
2025-01-21BERMAN STEVEN LdirectorSale2,632 @ $130.63$344K−0.3% of holding−4.0%−11.2%820,515Form 4 · filed 1 day after the trade
2025-01-21BERMAN STEVEN LdirectorSale910 @ $131.34$120K−0.1% of holding−4.0%−11.2%819,605Form 4 · filed 1 day after the trade
2025-01-17BERMAN STEVEN LdirectorSale2,775 @ $131.22$364K−0.3% of holding−5.2%−11.6%823,147Form 4 · filed 5 days after the trade
2025-01-16BERMAN STEVEN LdirectorSale1,685 @ $129.24$218K−0.2% of holding−5.9%−13.8%826,870Form 4 · filed 1 day after the trade
2025-01-16BERMAN STEVEN LdirectorSale948 @ $130.11$123K−0.1% of holding−5.9%−13.8%825,922Form 4 · filed 1 day after the trade
2025-01-15BERMAN STEVEN LdirectorSale2,486 @ $128.59$320K−0.3% of holding−4.4%−12.2%828,555Form 4 · filed 2 days after the trade
2025-01-14BERMAN STEVEN LdirectorSale1,481 @ $125.70$186K−0.2% of holding−4.9%−11.4%831,041Form 4 · filed 1 day after the trade
2025-01-14BERMAN STEVEN LdirectorSale388 @ $123.98$48K−0.0% of holding−4.9%−11.4%832,522Form 4 · filed 1 day after the trade
2025-01-13BERMAN STEVEN LdirectorSale617 @ $123.23$76K−0.1% of holding−2.4%−9.5%832,910Form 4 · filed 2 days after the trade
2025-01-10BERMAN STEVEN LdirectorSale285 @ $123.50$35K−0.0% of holding−0.7%−8.7%833,527Form 4 · filed 3 days after the trade
2024-12-26BERMAN STEVEN LdirectorSale2,633 @ $132.52$349K−0.3% of holding−0.6%−9.2%833,812Form 4 · filed 1 day after the trade
2024-12-18BERMAN STEVEN LdirectorSale130 @ $135.00$18K−0.0% of holding−3.7%−8.2%864,675Form 4 · filed 2 days after the trade
2024-12-17BERMAN STEVEN LdirectorSale1,389 @ $134.55$187K−0.2% of holding−3.2%−7.2%864,889Form 4 · filed 1 day after the trade
2024-12-17BERMAN STEVEN LdirectorSale1,393 @ $133.82$186K−0.2% of holding−3.2%−7.2%866,278Form 4 · filed 1 day after the trade
2024-12-17BERMAN STEVEN LdirectorSale84 @ $135.87$11K−0.0% of holding−3.2%−7.2%864,805Form 4 · filed 1 day after the trade
2024-12-16BERMAN STEVEN LdirectorSale6,719 @ $136.72$919K−0.8% of holding−4.2%−8.9%869,437Form 4 · filed 2 days after the trade
2024-12-16BERMAN STEVEN LdirectorSale1,766 @ $137.26$242K−0.2% of holding−4.2%−8.9%867,671Form 4 · filed 2 days after the trade
2024-12-03McKnight JohnofficerSale2,280 @ $139.10$317K−18.6% of holding−4.4%−8.4%9,947Form 4 · filed 2 days after the trade
2024-12-03McKnight JohnofficerSale2,042 @ $139.13$284K−13.5% of holding−4.4%−8.4%13,097Form 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.

166 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
2026-09-14Braun Joseph P.officerWithheld for tax3,15921,973Form 4
2026-09-14Braun Joseph P.officerOption exercise4,70825,132Form 4
2026-09-14Braun Joseph P.officerOption exercise4,7082,989Form 4
2026-09-09Olsen Kevin M.directorWithheld for tax11,923103,770Form 4
2026-09-09Olsen Kevin M.directorOption exercise11,697115,693Form 4
2026-09-09Olsen Kevin M.directorOption exercise4,749103,996Form 4
2026-09-09Olsen Kevin M.directorOption exercise4,7490Form 4
2026-09-09Olsen Kevin M.directorOption exercise11,6970Form 4
2026-09-03Pacheco KathleenofficerWithheld for tax2014,375Form 4
2026-08-05Bowen Gregory C.officerOption exercise1,9747,314Form 4
2026-08-05Bowen Gregory C.officerOption exercise1,5578,871Form 4
2026-08-05Bowen Gregory C.officerOption exercise1,9740Form 4
2026-08-05Bowen Gregory C.officerOption exercise1,557520Form 4
2026-06-02Pacheco KathleenofficerWithheld for tax1164,527Form 4
2026-06-02Bowen Gregory C.officerWithheld for tax765,278Form 4
2026-06-01Bachmann Lisa MdirectorAward / grant1,3448,208Form 4
2026-06-01BERMAN STEVEN LdirectorAward / grant1,344761,787Form 4
2026-06-01Stakias G. MichaeldirectorAward / grant1,34416,150Form 4
2026-06-01Romano Kelly AdirectorAward / grant1,34412,172Form 4
2026-06-01GAVIN JOHN JdirectorAward / grant1,34410,546Form 4
2026-06-01Thomas James DarrelldirectorAward / grant1,3447,918Form 4
2026-06-01RILEY RICHARD TdirectorAward / grant1,34430,312Form 4
2026-06-01Bowen Gregory C.officerAward / grant2155,354Form 4
2026-05-15Bachmann Lisa MdirectorWithheld for tax336,864Form 4
2026-05-15RILEY RICHARD TdirectorWithheld for tax3328,968Form 4
2026-05-15Romano Kelly AdirectorWithheld for tax3310,828Form 4
2026-05-15Thomas James DarrelldirectorWithheld for tax336,574Form 4
2026-03-04Olsen Kevin M.directorWithheld for tax2,72499,137Form 4
2026-03-04Leff ScottofficerWithheld for tax53917,770Form 4
2026-03-04Braun Joseph P.officerWithheld for tax53820,424Form 4
2026-03-04Long Donna M.officerWithheld for tax53121,020Form 4
2026-03-04Luftig EricofficerWithheld for tax30612,545Form 4
2026-03-04Bowen Gregory C.officerWithheld for tax1075,139Form 4
2026-03-03Olsen Kevin M.directorWithheld for tax2,072101,861Form 4
2026-03-03Braun Joseph P.officerWithheld for tax30420,962Form 4
2026-03-03Luftig EricofficerWithheld for tax27712,851Form 4
2026-03-03Leff ScottofficerWithheld for tax23518,309Form 4
2026-03-03Long Donna M.officerWithheld for tax22121,551Form 4
2026-03-03Pacheco KathleenofficerWithheld for tax1424,643Form 4
2026-03-03Bowen Gregory C.officerWithheld for tax765,246Form 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.